Basic Knowledge Of Forged Shafts

A steel shaft forged to near net shape will benefit from the forging process and can be used in any application that endures high stress, impact strength, long fatigue life and high temperatures. TINVO manufactures forged shafts in an assortment of geometries and a wide range of materials. Forged shafts have economical and quality advantages as opposed to machining shafts from bar stock. A shaft has varying geometries saving on material cost and machining time. Additionally, a shaft has a grain flow following the forged configuration of the shaft thereby yielding outstanding grain structure and the best combination of mechanical properties.

forged shafts

Capability:

Max Diameter: 1000 mm

Max Length: 9000 mm

Max Weight: 40 T

Tolerance: 0.01mm

Material:

Carbon Steel: ASTM A105, ASTM A350 LF2 :

ASTM A694 F42/F50/F60/65/F70 S355J2G3

Alloy Steel: F1,F5,F9,F11, 4130, 4140,8620, 20CrMnMo, 42CrMo4,34CrNiMo6, 18CrNiMo7-6 etc.

Stainless Steel: F321,F304,F304L,F316, F316L, F312L,F321, F347, F347H.

Double Stainless Steel: 1.4462, F51, S31803; F60, S32205; F53, S32750

Hastelloy: Inconel 625 & Monel K500

Process:

Raw Material Inspection →Cutting→ Inspection → Preheat → Forging → Heat Treatment → Inspection → Rough Machining → NDT →Testing → Finishing Machining →NDT →Inspection → Packing→ Delivery.

Various Types Of Workbenches Of Sanji

As one of the leading workbench suppliers in China, Sanji offers systems integration services, covering the whole process, from equipment purchase, building design, install the debugging and personnel of training for operation, equipment maintenance, the supply of spare parts, equipped with professional, to provide users with comprehensive solutions to assist users reasonable use of resources and enhance the strength.

Electronic Assembly Workbench With Cabinet

The electronic assembly workbench is not only equipped with 6 socket boards, but also has a large-capacity tool cabinet with central locking and interlocking device. With the louver hanging board and square hole hanging board, various tools can be hung conveniently and quickly. There are seven electric sockets on the desktop, which can collect a variety of different power tools and meet the various needs of different customers. The workbench can be widely used in the electrical workshop, assembly line, mould laboratory, etc. The frame adopts safe and environmentally friendly powder which is not electrostatically sprayed, with strong adhesion for a smooth surface, featuring anti-corrosion and anti-collision. The workbench top can be optional with different materials including fire-proof veneer, wooden, anti-static rubber tabletop, cold-rolled steel, stainless steel, etc.

electronic assembly workbench

Anti-static Mechanic Workbench

The mechanic workbench with ESD anti-static top can be suitable for the laboratories, test workshop, maintenance plants, mould plants, machinery workshop and other places where static electricity is generated. The drawers are added on the basis of the original simple workbench. The frame is made of high-quality thick steel pipe, which is beautiful and greatly increases the load capacity of the workbench. The worktable adopts a combined design, easy to disassemble and maintain with easy transport. It has a solid structure with the maximum load capacity of 2000KG. It has an anti-static rubber work table top. The heavy-duty workbench can be combined with hanging boards, shelves, hooks and electrical components for various test benches, meeting different requirements. It can be designed according to the needs of the customers, creating special mechanic workbench to effectively improve work efficiency.

Anti-static workbench

Long Workbench With Fire-proof Board

The long workbench is designed for the operation and tool storage of assembly lines, production workshops, repair workshops, etc. The work table surface has a fire-proof veneer board and is treated with an advanced automatic electrostatic spraying process for the beautiful appearance, sturdy and durable feature. It is Combining the rigidity of steel plates and the sound absorption with shock absorption of mute pads, creating a practical, rugged & durable workbench platform. At the same time, the workbench has the characteristics of high-temperature resistance, impact resistance, wear resistance, durability, easy to clean and low maintenance. The adjusted angle design can improve the problem caused by uneven ground. The space on the table leg can be reserved for electrical sockets. A safety lock can be installed on the tool cabinet and one key can open all drawers at the same time. Each drawer is equipped with a safety buckle to prevent the drawer from sliding out.

long workbench

Workbench Table With Plug

The workbench table is made of high-grade cold-rolled steel plates with a solid frame, featuring stable with a wide variety option for work table top including fire-proof board desktop, solid chemical-resistant laminate, electric rubber veneer, etc. The surface is pickling phosphating with light powder coating and high-temperature curing process. The sides are sealed with long PVC tape. The beam adopts steel plate with a reinforcing rib. The drawers do not slide out. Slot holes can be made around the drawer, which can be flexibly spaced with slot grids and dividers to conveniently store various tools. The drawers adopt special rail design with 90% opening and load capacity of 80KG for each drawer. The drawers have aluminium alloy handle with marking paper and PVC transparent film. The slide rail is provided with a fixed concealed buckle positioning to prevent it from falling during transportation.

Workbench Table With Plug

Electronic Technician Workbench

The technician workbench is designed for electronic workshops, machinery workshops, optical manufacturing, etc and can be easily adaptable to new working environments through flexible integration and reconfiguration of the modular system. There’s not any drawer, nor tool cabinet. The workbench countertop can be optional from polymer composite desktop, beechwood desktop, anti-static rubber top, fire-proof board,cold-rolled steel, oak laminate, etc. Adjustable feet can be added to the workbench, which can solve the problem of the tilting of the tabletop caused by uneven ground. The table can be equipped with lighting racks, hangers, shelves, square hole hanging boards, louvre hanging boards, power sockets, electrical boxes, etc, which can meet the different needs of the users and storing tools at a glance to improve work efficiency. The hanging board has a smooth, clean surface with non-toxic, odorless.

technician workbench

Workbench With Overhead Light

The workbench with overhead light can help work at night and the light can be customized. The lighted workbench is suitable for various applications including mould, fitter, inspection, maintenance, assembly, repair, production, etc. The workbench is made of the high-grade steel plate and the surface is treated with electrostatic spraying with the maximum load capacity of 1000KG. It has good corrosion resistance, dirt resistance, impact resistance and strong load capacity. A variety of desktop options can be used to meet different requirements of usage. The drawers are configured for users to store tools conveniently. A power hole is reserved at the corner of the table to facilitate the installation of power outlets for electrical tools, improving work efficiency. The divider can be configured in the drawer according to the demands. According to the loading requirements of different customers, different shapes of table legs can be selected.

Narrow Workbench With Wooden Table

The narrow workbench has a wooden table top which can be suitable for placing some heavy items. It is formed by a roll-rolling process with special moulds for high-grade steel plates. Various types of workbenches adopt the combined design, easy to disassemble and assemble, stable and durable. The workbench has a comfortable design and beautiful appearances, improving work efficiency. The modular design provides an arbitrary combination with a variety of accessories as required, which can be interchangeable. The standard design has custom configurations according to different requirements. It adopts an optimized design with steel structure, which is durable. The metal surface is acid-washed and phosphate with the excellent powder by high-pressure electrostatic spraying which is used to make the surface smooth and beautiful.

narrow workbench

Sanji supplies workbench manufactured with premium materials, modest price promised.

Learn Different Types Of Marine Passenger Seats

Comfort and fit are two important aspects of boat seating. YSmarines can supply a wide range of marine seats for passengers and pilots with great comforts and best suitability. The seats can be widely used for larger boats and smaller vessels. The seats come in various trims and can be tailored to the requirements of the customers. YSmarines also offers suspensions, accessories parts for each seat. All seats and backrest are made with the highest quality materials using an anodized aluminum pipe, marine-grade fabrics and closed-cell foam. YSmarines has developed a large and loyal customer base all over the world and strives to create an optimum working environment for the operator, usability and functionality of each boat chair and accessory.

YS001 Type Passenger Seat

This type of marine passenger seat is fixed back type seats. YSmarine, which is one of the leading marine equipment manufacturers in china, can supply the chairs for the ship’s passengers conveniently with a layer of the fabric on the chair. It has a flame retardant effect, not only our boat seats chairs sitting comfortably, but also it can be adjusted by the back of a chair. The design of our fabric chair is totally in accordance with the ISO standard, IMO standard and kinds of Classification Society’s requirement.

marine passenger seat

Basic configuration:

Seat cushion and the back of a chair(including magazine bag), with united and decorative head, armrest, chair foot, adornment to install rails, rail head, rail decoration layering, life-saving pocket, installation accessories.

Optional configuration:

Angle adjustable backrest, Seat number scarf, life jacket bag, seat belt, color optional, front table tray, back table tray, meal trays, headrest, antimacassar, etc.

YS002 Type Passenger Seat

The ferry passenger seats have a life jacket storage box under the chair seat. Their surface is made from waterproof material. They adopt electrostatic spray technology after antirust treatment and sealing have been done on the surface of the seat frame. Back cushion with high resilience and flame-retardant sponge is made by adopting a low-temperature foam molding technique.

ferry passenger seats

YS003 Type Passenger Seat

The marine seats are designed for passengers with great comfort. Each of the seats has a reconstruct working-end armrest. Seat and the back of a chair has a united and decorative head, armrest, magazine pocket, chair foot, an adornment to install rails, railhead, rail decoration layering. installation accessories. The backrest is adjustable.

marine passenger seats

YS004 Type Passenger Seat

The marine chairs are applied for passenger seating. They adopt fire-proof leather, PU/PVC leather or fabric according to customer’s requirements. This chair has a thick and adjustable back. The anti-corrosion aluminum structure is durable. It can be made in various seating configurations such as single-seat, double seat, triple seat. It can be used for fast ferries, passenger vessels, crew boat, catamaran and yachts hovercraft.

marine chairs

YS005 Type Passenger Seat

These marine chairs are designed for passenger seating with sitting comfortably. Each of the chairs has a high back which can be adjusted. It is strong and lightweight. The frame of the seat is made of aluminum alloy. The surface of the seat is made of PVC leather or wear-resistant cloth fabric. The back angle of the chair is freely regulated in 106°~124° with an air spring and teapoy is provided. Life-saving clothes can be put under the chair. It is applicable for high-speed ferries, passenger vessels, RoRo ferries, Ro Pax, crew boats, small fast boats.

YS006 Type Passenger Seat

This type of marine seat will be suitable for the passenger seating of the passenger ships, yachts, hovercrafts and so on. The back angle of the chair is freely wantonly regulated in 106 degrees to 124 degrees with an air spring and a teapoy is provided. The structure can support an acceleration of 12g. It is high back marine passenger seats for economy class. All marine seats which are manufactured by YSmarines are made from high-quality corrosion-resistant aluminum. Aluminum cushion and backrest frame, aluminum. Upholstery can be fabric or synthetic leather, or leather and the upholstery material is approved flame retardant testing.

YS007 Type Passenger Seat

The ship seat for passenger seating can be used on the fast ferry, high-speed passenger ship, cruise ship and so on. They are made from upholstery material including flame retardant PVC leather or fabric and adopt anti-corrosion aluminum structure which is durable with high elasticity sponge flame retardant. The seat track is installed on the deck. All the products can be customized, which including seat model, the specific size, fabric color swatches, etc.

YS008 Type Passenger Seat

The ship chair mostly is used for passenger seating and widely applied for a passenger ship, yacht, crew boat, passenger Ro-Ro ship, cargo ship, etc. The chair not only is sitting comfortably but also can be adjusted by the back of a chair. The material of the seat upholstery is leather or fabric and a recliner is available. The material is fire-retardant. The fabric is quite durable and the leather is easy to clean.

ship chair

There are a wide variety of kinds of marine passenger chairs for sale at YSmarines with ergonomics design. ABS, DNV, CCS, NKK, LR, GL, BV, RINA are available for the products with excellent performance, best after-sale service and short delivery time.

Everything About Tungsten Carbide Roll

Tungsten carbide roll is an important part of the steel bar with a mass diameter ≤480mm and thickness ≤130mm. It is primarily applied in high-speed wire production lines, seamless pipe stretch reducing mill, three-dimensional rolls for cold-rolled ribbed steel bar, and composite roll for hot-rolled bar screw thread steel, etc. Carbide rings are made of the hardest metal on earth, they are harder than titanium rings and longer than gold rings. This ring is usually used as a seal, disc cone, instrument and so on. TINVO is your trustworthy manufacturer in China with an annual production capacity of 200 tons, which fully meets the steel bar and wire rod manufacturers’ demand for the tungsten carbide roll. TINVO carbide roll bushing has the standards of ISO, GB, ASTM, DIN, JIS, OEM and ODM available.

carbide ring

The Facts about The Carbide Ring:

1. The carbide ring is the most wearable ring on earth.

2.tungsten is about 10 times harder than gold, 5 times harder than tool steel, 4 times harder than titanium.

3. Due to its extremely high hardness, tungsten carbide rings can keep their shape and luminescence time for any other ring on the market for a long time.

4.Carbide ring, known as the “permanent polishing ring”

5. Carbide rings do not bend.

Application

bar & wire rod mill, hot strip mill, cold strip mill, PC mill, section mill, plate rolling mill, non-ferrous mill, seamless pipe rolling mill carbide ring, high-speed finishing mill roll sleeve, etc.

High-performance high-speed steel roll rings (HSS ring)

tungsten carbide roll

Material characteristics

High-speed steel roll ring material (HSS roll ring): The HSS roll ring is a steel-based roll ring that implements the national cast steel roll standard GB / T1503-2008. Its main alloy components are vanadium, nickel, tungsten, molybdenum, niobium, cobalt, etc., The carbon content is less than 1.6%, the phosphorus content must be controlled below 0.03%, the chromium content must be controlled below 5%, and the sulfur content must be controlled below 0.03%, so that its wear resistance and impact toughness are fully guaranteed, as well as ensure that the roller ring will not appear micro-cracks, block loss, ring burst phenomenon in use. In particular, the tungsten content is strictly controlled, and segregation will not occur during centrifugal casting, so the hardness drop after each re-grinding is small, and the amount of steel passing will not decrease significantly.

Manufacturing process

Tooling design – modeling – smelting – centrifugal casting – thermal insulation – unpacking – flaw detection – heat treatment after roughing – flaw detection-hardness testing – semi-finishing & testing – finishing & testing – metallographic inspection – factory inspection – wrap up and store.

All roll rings of TINVO are inspected 3 times one by one to ensure the inherent quality of the roll rings. All roll rings are tempered 3 times to obtain the best metallographic structure to ensure the best performance of mill rolls.

Different Types Of Workbenches From SANJI-FIRST

Sanji Technology has a professional design and manufacturing team. The commercial workbenches manufacturer has advanced design & manufacturing process and strive to provide customers with cost-effective products.

Commercial Workbench With four drawers

The commercial workbench has four drawers. The workbench is made of high-quality cold-rolled steel plate by advanced CNC equipment. It is surface-treated by an advanced automatic electrostatic spraying process, which is beautiful, sturdy and durable. The workbench surface provides plenty of space for your projects, while also having the durability to handle serious wear and tear and is the perfect centerpiece for your new workspace. The workbench is suitable for multiple occasions and is designed to help you get the work done and keep your workspace well organized, improving the work efficiently. The commercial work table is built to handle any task, whether you’re a DIY hobbyist, a professional craftsperson, or you just want a utilitarian piece of furniture in the garage. Commercial workbench is sturdy enough to remain stationary in almost any environment, allowing to optimize position for maximum safety and accessibility.

commercial workbench

Heavy Duty Workbench With one cabinet

The workbench is designed with a heavy duty steel frame and is powder-coated for protection from corrosion. The workbench with drawers is a turn-key solution to give you a complete workspace in the heavy duty workshop. The workbench is composed of a modular cabinet, veneer top work surface, as well as various options. Assemble any workbench with drawers on the right side. Users can combine their own tool cabinets according to the length and width of the recommended tool cabinet. Monorail or dual-track drawers can also be configured in the same cabinet to fully meet the requirements of customers. The horizontal and vertical partitions in the drawer can be freely adjusted, separated to store different sizes of items. The multiple drawer access allows quick access to several drawers at once. The metal workbench comes with a superior quality drawer cabinet, which is great for storing both parts and tools that are used for work.

Pedestal Workbench With Two Cabinets

Pedestal workbench is made with strong, all-welded steel for long-lasting durability and strength, finished in durable baked enamel, which can withstand tough industrial environments and provides storage for various types of tools. The workbench includes pedestal with long roller bearing drawers. All drawer pedestals ship out fully assembled and just need to be mounted to the bottom of the work surface. The Drawers offer smooth drawer operation using nylon rollers and full-length aluminum handles, equipped with a safety lock to prevent the drawer from accidentally slipping out. The modular drawers slide on the superb quality glides. The double-wall construction makes these metal drawers the most reliable in the industry. These workbench drawers fully extend to provide 100% visibility of the stored goods. The workbench is perfect for storing large items. It has a heavy-gauge steel construction. Tubular legs are welded steel with easy assembly.

Pedestal workbench

Fitter Workbench With Storage

The industrial workbench with storage for a wide variety of materials has two cabinets, which one has 4 drawers and another one is empty for much larger and heavier items. The workbench has a cabinet lock control system with an interlocking device. It meets the different requirements of customers with the cabinets assembled on either side. Using an ergonomic warehouse workbench increases efficiency in all types of factories. The two cabinets create the perfect workbench for heavy duty industry. Using an industrial workbench offers much more storage than the most commercial workbench. The high-grade workbench top provides an ideal work surface for precision work as well as item assembly, various types with veneer, wooden veneer, ESD desktop, electric glue, stainless steel, etc.

Large Workbench For Sale

Large workbench features a wide variety of sizes, shapes and storage solutions for heavy duty work environments or large factories, which is available in sheet metal and wear-resistant laminate, both built to last., including top quality drawers, tool cabinet and the workbench top with advanced materials adopting electrostatic spraying technology for greatly enhanced bearing capacity and stability. The cabinet is powder-coated to match your workstation with a locking feature for securing the important items. The panel adopts a composite board with 50mm thickness and C-shaped steel pipe. Adjustable height bin rail holds heavy-duty, water, rust, and corrosion-proof bins constructed for easy access to the supplies. The workbench is constructed from high-quality, nickel-bearing stainless steel for durability. It can be customized to meet the exact specifications without extra charge, fitting the workspace.

Large workbench

Small Workbench With Three Drawers

The small workbench has three drawers with strong durability, superior design and high-quality materials, specially designed for the storage of various types of small tools. Sanji provides the work tables for sale online, the most competitive prices guaranteed. The small work table provides an ideal fit in the professional shop or home for DIY work with the perfect height to comfortably stand or sit while working. The versatile workbench delivers quality and dependability for the work in repair jobs or small home improvement projects. It has a sturdy and all-welded steel construction. It is can be added with hanging boards, electrical boards, lights, shelves and other desktop components with various options to meet the needs of different workstations, compound workbench top, wood countertop, electric glue rubber top and stainless steel desktop are available for various requirements with sturdy and practical applications.

None-drawer Workbench

The special production workbench has no drawer, but still features strong load-bearing capacity with high strength and easy to assemble. A wide variety of workbench desktop options can be used to meet different usage requirements, including green veneer, wooden, solid chemical-resistant laminate, steel, etc. The workbench can be used in the factory production workshop, repair workshop and assembly line. It is designed according to mechanical principles with the reinforced crossbars at the top and bottom legs beam, which increase the bearing capacity and improve the stability. It adopts solid steel thick table stand with electrostatic painting technique which is even and smooth. It comes with large, rubber-padded levelling feet for added stability.

None-drawer Workbench

None-drawer Workbench with a Layer Partition

The low workbench is designed with easy to assemble and maintain. It has a layer partition for the storage of tools. It can be widely used in the applications including electronics workshop, machinery workshop, mould laboratory, semiconductor industry, optical manufacturing and other professional fields. The table edge is hemming rounded with solid wood with a crack-resistant, durable feature. The snap-on design provides much more stable, simpler and comprehensive, multiple guarantees of security. The frame adopts cold rolled steel and the workbench table surface has been dusted, phosphate and electrostatic spraying with high-temperature curing process, which makes the high resistances including waterproof, wear-resistant and high-temperature resistance. The desktop has a heavy load capacity of 1000KG. The color is optional.

low workbench

Best Garage Workbench With Hanging Board

The best garage workbench should include multifunctional drawers, lights and hanging boards. The garage workbench offers tool board storage versatility with attractive metal pegboards for heavy duty tool. With drawers, the garage work table can be suitable for the storage of a wide variety of tools. The workbench is widely used for garage, repair workshop and some home-based work. The frame, table legs and drawbars adopt first-grade cold-rolled steel, welded by shear punching and the work desktop surface is degrease after phosphating, which is electrostatically sprayed, featuring smooth, with special functions such as rust resistance and oxidation resistance and has polymer material with acid & oil resistance. The special round corners for the double protection against damages. The modular design can be added custom configurations with interchangeability. The garage workbench has a comfortable design and can help improve work efficiency.

best garage workbench

Power Tool Workbench With Cabinet And light

The power tool workbench is a multi-function work table with two tool cabinets and louver hanging plate with a square hanging hole, various types of materials or tools hung on the hanging board conveniently. The light allows for working at night. The height of the light can be freely adjusted with the suspended design, fluorescent lamp and mounting holes are optional, which makes the operation much more comfortable. The workbench can be applied in the school laboratory, factory workshop, repair workshop and electronic assembly line. The square hole hooks can be applicable for the hanging of wrenches, coils, sockets, hammers, pliers, screwdrivers, tapes, tubes, electric drills and other tools and accessories. The load-bearing crane adopts a 1.5mm world-class cold-rolled steel plate with mute rail. The hanging board and the hole can move, which can meet the different applications of the customers. The thicken panel of the single-rail drawer with a long aluminum bar handle which has anti-shedding self-locking hook design prevents the drawer from sliding out.

SANJI-FIRST is founded in 1986, started as a manufacturer of packaging materials. After more than 30 years of development, the current factory has been more than 50,000 square meters.

Brief Introduction Of Marine Doors

Marine doors are made of aluminum, steel, stainless steel or combination of them according to ISO standard. The doors have been used on a workboat, ships and barge and are closing the device of marine ships’ entrance. There are two installation means bolted and welded. Most of the doors are welded type. There will be a marine watertight door, marine cabin hollow door and marine fire-rated door. The marine doors are for sale at YSmarines which is one of the leading suppliers in china for top quality marine products. All doors produced by YSmarines have IACA certificate of CCS, BV, ABS, DNV-GL, LR, NK, CCS, etc.

Marine Watertight Doors

All marine watertight doors are available in aluminum, steel or a combination of these metals meeting IMO, SOLAS requirements. It can be opened and closed quickly and lightly. It is used for bulkheads with water tightness requirements. There will be two types of quick-acting watertight doors including the lever-operated type and Wheel-operated type. All marine watertight doors have the certificate of GL- DNV, CCS, BV, ABS, LR, KR, RS, etc with customized sizes and colors, superior quality and the most competitive prices guaranteed.

marine watertight doors

Marine Steel Fireproof Door

The steel fireproof door meets the requirements of CB/T 3234-2011. The marine door is used for the passageway of the fire-protection area of class A and B fire division. There will be seven different types including Class A60 fireproof door, Class A30 door, Class A15 door, Class A0 door, Class B15 door, Class B15-s door with emergency escape vent louver and Class B0-s door with emergency escape vent louver.

steel fireproof door

Marine Aluminum Cabin Door

The aluminum marine door is used for the cabins of various ships and warships, floating construction and gateway with class C fire rated. The surface of the door is anodized baking finish or PVC covered. It meets the standard of CB/T3281-1997. There will be 4 different types of cabin hollow doors including standard aluminum hollow cabin door, the door with fixed light, the door with vent, the door with an emergency escape hole.

marine aluminum door

Everything About Spheroidal Graphite Iron Roll

Spheroidal graphite iron roll also is known as ductile iron roll and is a roll made by spheroidizing the molten iron with magnesium and pouring it into the sand-lined cold type. Due to the spheroidizing treatment, the graphite carbon inside the cast iron is changed from flake to spheroid, which eliminates the phenomenon of graphite tip stress concentration caused by flake graphite, which significantly improves the strength of cast iron, similar to the cast steel roll, but the abrasion resistance is much higher than the cast steel roll. There are three types of nodules of magnesium, cerium, and calcium and magnesium are commonly used. Spheroidal graphite iron roll can be applied in open-rolling mills, roughing mills and rolling mills before finishing rolling on various sections and plates. When the finished roll bears a large load, it is best to use a ductile iron roll with a casting groove, high strength and excellent wear resistance.

Pearlitic Nodular Cast Iron Roll

Pearlitic nodular cast iron roll has a high content of Ni and Mo alloys and the pearlite, basanite and martensite matrixes with excellent performance. It has good strength, high-temperature performance and anti accident performance with small hardness drop on the work layer. The nodular cast iron roll usually is used in large blanking machines, section steel tandem rolling, bar and wire rough rolling, intermediate rolling mill.

For pearlite nodular cast iron, pearlite content in the matrix structure accounted is more than 80% of ductile iron (nodular iron). The ductile iron conforms to Chinese national standards QT600-2, QT700-2 and QT800-2 belong to pearlite nodular cast iron. This type of ductile iron is usually obtained by normalizing treatment, or it can be obtained by adding alloying elements and cooperating with technological measures. The nodular cast iron roll is mainly used to manufacture parts that require high strength, with certain fatigue strength and wear resistance.

pearlitic nodular cast iron roll

Centrifugal Composite Cast Iron Roll

The cast iron roll is produced by a horizontal centrifugal casting process with high-speed steel as the work layer and nodular iron as the core. The material of centrifugal casting iron roll contains plenty of alloying elements such as Mo, Ni, Cr, etc. The high hardened eutectic carbides & second carbides, evenly distributed in tempered martensitic matrix, make the wear and thermal cracking resistance very excellent. Besides, the resistance to surface roughing is also good. In a condition of hot rolling, the contact points between steel strip and the work rolls can form a thin adherent oxide film on the roll surface, which plays a good role in the wear features and the quality of the strip surface. The main application is as a working roll for hot-rolled strip leveling rack and rack of high-speed wire mill.

Thanks to its higher content of Ni and Mo alloys, basanite and martensite matrixes with excellent performance are produced. There are small changes in hardness. It is extremely efficient in toughness, preserving heat split, preserving surface coarse and abrasion-resistant.

centrifugal casting iron roll

Application

working roll for hot-rolled strip leveling rack;

Rack of tandem rolling mill for section, bar, wire rod and narrow strip

Roll ring and roll of stretch reducing mill for seamless steel tube

Work roll of hot-rolled strip tempering rack and medium plate mill rack

Tandem rolling bar and rack of high-speed wire mill

Bainitic Nodular Cast Iron Roll

Bainitic nodular cast iron roll is made of Ni, Mn, CrH, Mo, etc. It has an acicular structure and would be higher strength and better toughness than pearlite iron. Due to the high alloy content and high casting stress, the acicular bainite ductile iron roll can obtain the ideal comprehensive performance by a centrifugal composite casting process. The feature of bainitic nodular cast roll is that it shaped into graphite ball and its performance can be compared with that of alloy indefinite chilled roll. Its intensity is higher than that of indefinite chilled one, so it is usually used for rest energy casting. Based on the analysis of the macro and microstructures of conventional Ni-Mo bainite ductile cast iron rolls used in bar finishing mills, we have found that the main cause of the spalling failure of the roll surface layer is the low bainite mass fraction in the roll structure, Irrational distribution of carbide morphology, and non-round graphite morphology.

On this basis, by optimizing the mass fraction of alloying elements of conventional bainite nodular cast iron composite rolls (nickel, copper, niobium composite alloying), the purpose of optimizing the structure and properties of the rolls is achieved. The structure of the improved roll is finer, and its carbide morphology has been significantly improved; meanwhile, the addition of alloying elements has significantly improved the bainite strength in the material, and its impact toughness, deflection, section shrinkage, and elongation after fracture are significantly improved compared with conventional Ni-Mo ductile iron, so it can significantly extend the service life of rolls and effectively reduce the production cost of steel.

Alloy Ductile Cast Iron Roll

The alloy ductile cast iron roll is made of acicular nodular cast iron mixing with nickel, chromium, molybdenum. It can be used in various blanking rolling mills for section steel, bar, wire rod and narrow strip, roughing mills, work roll for seamless steel tube, intermediate stand and finishing stand for section steel, bar, wire rod and narrow strip and rolling mills before finishing rolling for various sections and plate steels. The finished roll can also be used in the case of a low load. When the finished roll is subjected to a heavy load, it is preferable to use as a nodular cast iron chill roll with high strength and wear resistance.

ductile cast iron roll

Application

Alloy spheroidal graphite iron roll has a lot of usage following as:

Blooming roll rack of rolling mills for section steel, bar, wire rod and narrow strip,
Mill rolls for seamless steel tube
Intermediate and finishing roll rack of rolling mill for section steel, bar, wire rod and narrow strip

For more detailed information, please visit the page of TINVO rolling mill rolls.

Industrial Work Tables Provided By Sanji-first

As the leading work tables manufacturer and workbenches supplier in China, Sanji has offered customized solutions to numerous enterprises worldwide, including many of the world’s top 500 enterprises.

Metal Workbench With Hanging Board

The metal workbench has a tool hang plate with louver hanging plate and square hanging hole and can hang any kind of tools. The small work table can be equipped with lighting racks, hangers, shelves, square hole hanging boards, louver hanging boards, power sockets, electrical boxes, parts box hanging strips, etc. The metal top of work table can be customized. The clients can choose stainless steel or cold-rolled steel, offering ample space for a multitude of operations and tool solutions. It is made of a solid steel frame with advanced technique and strict quality control during the manufacturing process. A pegboard with hooks is ideal for hanging small tools, easy to take on and off. the non-slip rubber feet add stability and do not scratch your floor. The color is optional.

metal workbench

Assembly Workbench With Sockets

The workbench is mainly based on small parts assembly, equipped with a large capacity tool cabinet for the storage of some large products. Durable and long-lasting tools help you with home, garage and industrial projects. The high-grade quality and easily repair and fix issues are essential needs of the tool cabinets. There is no partition in the middle of the tool cabinet. There are four socket boards on the top and three rows of parts box placement boards. The workbench is formed with a high-quality steel plate through a special mold and rolling process. It is finished with electrophoretic dip painting and environmentally-friendly powder coating. It provides optimum order and organization with special partition material for every purpose and perforated, slotted drawers. The work surface can handle the heavy load of tool storage and is non-toxic and smooth. The drawer with a handle and slide rail can be divided into different parts inside for different storage needs, providing extra spacious storage.

Workshop Workbench With Large Capacity

The workshop workbench is a sturdy model that can withstand the heavy wear and tear of heavy industry. The workbench has a large storage capacity. The upper layer is optional according to the different requirements of the customers. The plastic part box on the top can be used to put some small parts for easy access. The environmentally friendly powder coating provides an impact and abrasion resistant surface. The drawers provide enough space for storing tools and a sturdy peg board for organizing small tools. The workbench has a solid beech wood work top for maximum durability and a powder-coated metal frame that is corrosion-resistant. The working table is an excellent choice for workshop, automotive, other repair shops, maintenance units, and challenging environments in which chemicals or heavy loads are handled on a daily basis.

Steel Workbench With Parts Box

The steel workbench provides a robust and well-protected storage option for equipment and many other items. High-quality specifications and a variety of individual configuration options make these robust all-rounders ideal for a wide variety of requirements and environments. Its special design guarantees optimum space utilization. It has a heavy duty steel frame. It is protected with access control and finished in almost any color. The plastic part boxes can be used for the storage of small tools. The steel work table is an enhanced version of the multi-function workbench with drawers and tool cabinet. The tool cabinet adopts a central locking system, which can store a wide variety of items. Various types of tool cabinets are available for the workbench. All types of work tables can be designed in a modular design that is easy to assemble and maintain.

steel workbench

Industrial Workbench For Fitter

The industrial workbench is mainly for storing some heavy duty tools with an air gun and air gun box in the lower-left corner. The desktop can be selected according to the needs of different customers and customers can choose from chemistry benner desktop,anti-static countertop, electric glue veneer top, stainless steel veneer top, etc. The lower right foot is equipped with tool cabinets to increase storage capacity. There are two kinds of tool hanging boards for selecting between louver hanging board and square hole hanging board. Storage containers and keyhole hooks not only keep the workbench tidy but also ensure that tools and accessories are neatly stored. The drawers and cabinet are lockable for high security. The buyer can customize the workbench for efficient assembly and repairs.

industrial workbench

Antistatic Metal Workbench With Drawers

The metal workbench with drawers can provide workers enough space for storing tools and keep the workshop organized. The drawers adopt special guide rails to take up the weight. The horizontal and vertical partitions in the drawer can be freely adjusted and can be separated to store different sizes of items. It can also be separated by a unitized parts box. The drawer is equipped with a limit device that can be pulled out completely without falling off, which is quick and easy to use. The steel frame is strong and stable. The anti-static workbench top can withstand dirt, liquids and mechanical load through closed housing with impact and abrasion-resistant surface. When purchasing a best-value metal workbench, durability and reliability are always considered.

metal workbench with drawers

Cheap Workbench With Drawer

Equipped with drawers, the workbench can store a variety of tools such as a hammer, spanner, compact drill and much more, improving storage systems with more storage options. The sliding top increases more interior room without using too much valuable space. With an ergonomic structure, the top drawer slides in to create room for you to use the top as a work surface. It is widely used to do some heavy duty work with a strong frame made of high-quality thick steel pipe, which greatly increases the load-bearing capacity of the workbench. Durable polypropylene ensures a longer lifespan. Its characteristics are simple and convenient to operate. The adjustable leg pads are added to the legs, which make it convenient to adjust the height of the workbench. The workbench surface is easy to clean with a damp cloth.

cheap workbench

Tech Workbench With Two Drawers

The tech workbench is an ordinary fitter workbench, in which the weight selection can be changed by changing the legs of the table. The workbench has two drawers with light weight and the drawers can be moved and handled. The workbench is built with high-strength cold-rolled steel that is powder coated for a perfect finish, high resistance on scratch & friction, simple stylish appearance, creating a trend of simply nature. The combined design provides easy to assemble and disassemble. The workbench has an impact-resistant table top, made of stainless steel. It is suitable for garage, workshop, electronic processing industry, manufacturing plant, parts processing industry, etc.

Heavy Duty Work Table With Light

The heavy duty work table is a Multi-function workbench. The right tool cabinet can store all kinds of tools. The work table has a special hanging plate for conveniently hanging the small tool. The keyhole hooks are made from steel with storage containers from durable polyethylene. It has a heavy duty steel frame and the powder-coated finish defends the table from corrosion. The desktop of the work table is made of stainless steel for maximum durability, designed to work with most vices, clamps, table saws, and other work table essentials. An overhead cantilevered shelf provides more storage space for supplies while you work. Stay productive into the night on color-sensitive projects with the LED overhead light. A non-slip mat prevents your gear from moving around when the drawer opens and closes. The metal work table is suitable for the workshop of heavy duty industry, assembly line and laboratory.

Tool Work Table With Parts Box

The multi-function processing tool work table has a light and a parts box shelf. There’re a layer box hanging board and a tool hanging board. The tool cabinet adopts a central control system and an interlocking device. It has a user-friendly design including modular design, interchangeable, standardized design with ergonomic principles, which makes working become much more comfortable and improve production efficiency. Since drawers can be fully extended and the drawer shell heights are optimized.Safety catch to prevent the drawers from falling out and anti-tilt mechanism to prevent the opening of more than one drawer at a time.

Best Workbench With Hanging Board

The best workbench is the one that is sturdy with enough space to store everything you need to put away and offer a durable work performance. The workbench is strong enough for anything you can dish out. The workbench with a hanging board has a robust design and high-grade materials, which make the workbench especially durable and able to withstand even severe conditions. The sturdy steel frame has a powder-coated finish that protects against weather, rust, and corrosion. The workbench top can be customized, the clients can choose from veneer desktop, wooden veneer desktop, anti-static top, fire-proof board surface and stainless steel countertop. It is can be adjusted to mount at a fixed height and the interior and exterior pegboards to add hooks for tool storage.

best workbench

The workbenches provided by Sanji-first is the perfect work and storage solution for workshop and home working, making work become simple and more efficient.

Brief Introduction Of Marine Anchor Chains

The marine anchor chains are made of metal, chain diameter start from 12.5MM to 162mm. Grade 2 and grade 3 chains are available.It is used for mooring requirements and is applicable to commercial shipping.The marine anchor chains are for sale at YSmarines with the best prices.

Studless Chain

Stud link anchor chain is made of metal and the chain diameter starts from 12.5MM to 162mm. The chain is produced to ISO 1704 standards and is used for anchor and mooring chains. It has a stud Link chain design and is an exceptional marine chain. There are 2 grades available including grade 2 and grade 3. The difference between grade 2 and grade 3 is the additional heat treatment process after manufacturing. The finishing could be hot-dip galvanized or black painting according to customer’s requirements. YSmarines supply stud link anchor chain for sale with excellent quality and could also provide stainless steel chains for choice.

studless chain

Marine Anchor Chains Fittings

The marine chains fittings have following items normally: Kenter Shacke(Kener jpining shacklw is used to join two chains cable), Anchor End Shackle(Anchor D type end shackle us used to connect anchor with swivel forerunner),Swivel Forerunner(A must 5-link-adator for various connection purposes), Enlarged End Link( connection for swivel firerunner), End Link( connecting with enlarged end link at one side of chain links) and Pear Shackle.

marine chains fittings

Studless Chain

Studless chain is made of stainless steel and the chain diameter starts from 12.5MM to 162mm.It is ideal for demanding offshore mooring operations due to their extremely high quality. It is manufactured according to ISO 1704 standard.The anchor chain benefits from the same static strength and fatigue life characteristics as studded links. It is finishined by hot dip galvanized or black painting.

Stud link anchor chain

All the chains provided by YSmarines are tested by UT & MT detection and proof & loading test have been passed. Their surface could be blacking painting or hot-dip galvanized. All the chains could be approved by marine classification society such as ABS, DNV, RINA, LR, BV, CCS, BKI, etc.

What Is Indefinite Chilled Cast Iron Roll

Indefinite chilled cast iron roll is a roll between chilled cast iron and gray cast iron with a carbon content of 2.5-3.5% and a silicon content of 0.7-1.6%. The structure of the roll body changes uniformly from the outside to the inside. The cold hard structure gradually transitions to the gray structure without significant change on the cold hard layer. The matrix structure of the working layer has uniformly distributed graphite. The content increases from the surface of the roll body to the depth with the decreased hardness. Therefore, there is no obvious boundary between the working layer of the roll body and the core. High NiCr indefinite chilled cast iron roll refers to the roll which contains alloy elements of high chromium, nickel, and molybdenum. The roll is manufactured by the centrifugal composite casting process. The existence of graphite in the base structure makes it has excellent thermal crack resistance and is widely used as finishing roll for wide, medium and thick plate rolling mill and strip rolling mill.

High NiCr Indefinite Chilled Composite Spin-Cast Roll

This type of indefinite chilled cast iron roll is made of high chromium, nickel and molybdenum alloy elements. It has a double chemical. Through alloying in ordinary high nickel-chromium molten steel, the strong carbide-forming elements like niobium, tungsten, and vanadium are added at a certain ratio, and the type of carbides is changed to form high-hardness and finely mixed carbides while changing the density of precipitated particles. The outside has high tensile strength and the inside is a lower one. The hardness drop is lower, so it has high wear resistance. It is usually used for the finishing mill to roll the final material, the angles, bars, flats and so on. TINVO is a professional manufacturer for the chilled cast iron roll with quality standards of ISO, GB, ASTM, DIN, JIS.

high nickel-chromium infinite chilled cast iron roll

Application

bar & wire rod mill, hot strip mill, cold strip mill, PC mill, section mill, plate rolling mill and nonferrous mill etc.

Alloy Indefinite Chilled Cast Iron Roll

Indefinite chilled cast iron rolls also called ICCI Rolls are in the composition of alloys with cast iron. It is a roll between chilled cast iron roll and grey cast iron with a carbon content of 2.5-3.5% and a silicon content of 0.7-1.6%. The structure of the roller body changes uniformly in the outward direction and the chilled structure gradually transitions to the gray mouth structure, but the chill layer does not change significantly. The main application of the cast iron rolls are is work roll of bar & wire rod mill, hot strip mill, cold strip mill, PC mill, section mill, plate rolling mill, non-ferrous mill, etc. TINVO indefinite chilled cast iron rolls have standards of ISO, GB, ASTM, DIN, JIS.

Indefinite chilled cast iron rolls

The alloy indefinite chilled cast iron roll is a kind of material between cold hardened cast iron and gray cast iron. The working layer of an indefinite chilled cast iron roll body has an even distribution of graphite in the matrix structure. The graphite content increases from the surface of the roll body to the core, the hardness decreases as the depth increases, there is no obvious boundary between the working layer of the roll and the core. Infinite chilled cast iron rolls contain high chromium, nickel and molybdenum alloy elements when they contain high chromium, nickel and molybdenum alloy elements. They are produced by full flushing (overflow method) or centrifugal composite casting process. There are more carbides in the matrix structure of the working layer of the high nickel-chromium infinite chilled cast iron roll body, thus, it has higher wear resistance, and the existence of graphite in the matrix structure makes it have good thermal crack resistance.

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