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Carbon Steel Products
Hot Rolled Steel Sheets
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With the excellent properties such as high strength, good toughness, easy to work on machine and good weld ability, our exported hot-rolled steel products are widely used iship, automobile, bridge, building, machinery and pressure vessel and other industrial applications. |
HOT ROLLED HEAVY PLATES
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Hot Rolled Heavy Plates are mainly used in shipbuilding, offshore platform, boiler, pressure vessel, pipeline, high building, bridge and heavy duty trucks, etc. |
Uses of Hot Rolled Heavy Plate
Hull structure
Mainly used to manufacture various cargo vessels, container ships and oil tankers, etc.
Available product grades and dimensions
| Steel Grade | Nominal Thickness | Application |
|---|---|---|
| AH32, AH36 | 16.0 | Higher strength hull structural steel |
| A, B, D, E | 22.0 | Normal strength hull structural steel |
Energy
Mainly used to manufacture the crude oil storage tank, spherical storage tank, nuclear power station, hydraulic power station, thermal power station and petrochemical projects, etc
Steel Pipeline
Mainly used to manufacture the energy transmission pipeline for oil and natural gas and other mediums.
Pipe-making steel equivalent grades between Japan Industrial Standard (JIS) and China Steel Standard (GB)
| JIS G 3103:1995 | CHINA STEEL STANDARDS |
|---|---|
| SPHT3 | Q235A, 20 |
| SPHT1 | 08AL |
| SPHT2 | 15, Q215 |
Continuously hot rolled steel strip for higher toughness pipeline.
Available product grades and dimensions
| Steel Grade | Nominal thickness in mm | Application |
|---|---|---|
| X70RL | 6.0-10.0 | Applicable to manufacturing of pipeline conveying petroleum by spiral seam welding processing |
| X60RL | 6.0-10.0 | Applicable to manufacturing of pipeline conveying petroleum by spiral seam welding processing |
Steel Structure
Mainly used to manufacture the structure components in the area of building, bridge, machinery. This group includes: heavy plate for general structure, unalloyed heavy plate for structure, heavy plate for welded structure, heavy plate for building structure, high strength heavy plate for welded structure, atmospheric corrosion resistant heavy plate for welded structure, high carbon contents heavy plate for mechanical structure and heavy plate for plastic die, etc.
Unalloyed structural steel equivalent grades for Deutsches Institut für Normung (DIN) , European Standards (EN) and China Steel Standard (GB)
| DIN17100-80 | EN10025:1990 | EN10025-2:1998 | CHINA STEEL STANDARDS |
|---|---|---|---|
| — | Fe510B | S355JR | Q345B, Q390B |
| St33 | Fe310-0 | S185 | Q195, Q215A, Q215B |
| St37-2 | Fe360B | S235JR | Q235B |
| St44-2 | Fe430B | S275JR | Q255B |
Equivalent Grades between Japanese Industrial Standards (JIS) and Chinese Steel Standards (GB)
| JIS G 3106:1999 | CHINA STEEL STANDARDS |
|---|---|
| SM570C | Q460C,Q460D |
| SM400A | Q235A, Q235B, Q255A, Q255B, 20 |
| SM400B | Q235C,Q255B,20 |
| SM400C | Q235D,20 |
| SM490A | Q275,Q345A,Q345B |
| SM490B | Q275,Q345C |
| SM490C | Q275,Q345D |
| SM490YA | Q345A,Q345B |
| SM490YB | Q345C |
| SM520B | Q390A,Q390B |
| SM520C | Q390C |
PICKLED HOT ROLLED STEEL SHEETS
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Mainly used as various substrates and widely applied in automobile manufacture, cold pressing parts and structural parts, etc. |
Pipe-making steel equivalent grades between Japan Industrial Standard (JIS) and China Steel Standard (GB)
| JIS G 3101:1995 | CHINA STEEL STANDARDS |
|---|---|
| SS540 | — |
| SS330 | Q195, Q215A, Q215B, 15 |
| SS400 | Q235A, Q255A |
| SS490 | Q275A |
Unalloyed structural steel equivalent grades for Deutsches Institut für Normung (DIN) , European Standards (EN) and China Steel Standard (GB)
| DIN 17100-80 | EN10025:1990 | CHINA STEEL STANDARDS |
|---|---|---|
| St52-3 | S355J0 | Q345C, Q390B, Q390C |
| St33 | S185 | Q195, Q215A, Q215B |
| St37-2, RSt37-2 | S235JR | Q235B |
| St37-3 | S235J0 | Q235C |
| St44-2 | S275JR | Q255B |
| St50-2 | E295 | Q275, Q345A |
Selection and application of steel plate material
| Material Classification | Steel Characteristics | Typical Use | Grade Examples |
|---|---|---|---|
| Pipeline steel | Low carbon content, low carbon equivalent, high purity and low impurity content, fine all around mechanical properties, low temperature toughness and welding property. | Spiral welded pipe for petroleum and natural gas long-distant transportation. | X60,X70, S360 X60RL |
| Cold Forming Steel | Enough ductility to bend 180° in any directions, suitable for simple forming, bending and welding machining to manufacture parts do not require much on appearance | Common machined parts such as gear, electric instrumentation box, hydraulic jack casing, etc. | SPHC DD11(StW22) |
| Cold Forming Steel | A better ductility than common grade and thus fit for machined parts through drawing or relatively complicated deformation. | Bicycles’ collapsible, wheel rim and wheel disks, etc. | SPHD DD12(StW23) |
| Cold Forming Steel | With better ductility than drawing grade and a better and even performance, this material can be used in manufacturing machined parts through deep drawing or complicated and drastic deformation. | Automobile’s bumper, compressor unit, oil filter box, etc. | SPHE DD13(StW24) |
| Structural Steel | Guaranteed mechanical properties (strength, elongation, impact tenacity, etc.) and process performance(bending),fine welding property, fit for simply machined welded or riveted structures | Building structure, bridge, ships, railway vehicles, pipeline machines and other structure units | SS400 St37-2 St52-3 |
| Automobile Structure Steel | Similar to structural steel in properties, and besides strength also requires a better elongation etc., to ensure fine machining-forming properties, more strict in surface quality and dimension accuracy. | Automobile′s girder, beam, wheel, chassis components | APH370 QstE420TM B510L |
| Corrosion Resistant Structure Steel | Beside the strength properties of above-mentioned structural steel, it is also provided with fine atmosphere or sulphuric acid or seawater corrosion resistance property. | Oil well platform, sea harbour buildings, oil extraction platforms, ships, vehicles, chemical and oil vessels for corrosive media | B480GNQR NAW400 B490NQR S-TEN2 (S-ten2) MARILOYS490A (Mariloy S50A) |
| Mechanical Structure Steel | Similar to structural steel, and besides strength also with requirement on toughness and wear ability to fit for machinery and tool manufacturing. | Chains, binder, gardening tools | S20C C35 |
| Welded gas vessel pressure vessel steel | Apart from fine mechanical properties, weld ability and machining properties, there are strict requirements on plate material, thickness evenness, and steel quality to ensure a safe and reliable service under high pressure. | Steam boiler equipments, welded gas vessel and pressure vessel working in high temperature places | SB410 19Mn6 SG295 B440HP |
Supplying Hot Rolled Products as per international standards
JIS-Japan Industrial Standard
| Standard No | Grade | Description |
|---|---|---|
| JIS G4051 | S20C,S35C,S09CK,S15CK | Mechanical structure carbon steel |
| JIS G3101 | SS330,SS440,SS490,SS540 | General structure steel |
| JIS G3106 | SM400A,SM400B,SM400C,SM490A,
SM490B,SM490C,SM490YA,SM490YB,SM520B,SM520C |
Welded structure steel |
| JIS G3113 | SAPH310,SAPH370,SAPH400,SAPH440 | Automobile structure steel |
| JIS G3116 | SG295,SG325 | Plate and strip for gas cylinders |
| JIS G3131 | SPHC,SPHD,SPHE | Low carbon hot rolled plate and strip |
| JIS G3132 | SPHT1,SPHT2,SPHT3 | Strip for welded pipe |
| JIS G3136 | SN400A,SN400 | Steels for building structure |
DIN-German Industrial Standard
| Standard No. | Grade | Description |
|---|---|---|
| SEW 092 | QstE340TM, QstE380TM, QstE420TM, QstE460TM, QstE500TM | Cold deformation hot rolled fine grain steel |
| DIN EN 10111 | DD11, DD12, DD13 | Hot rolled low carbon steel for cold forming |
| DIN EN 10025 | S235JR, S235JRG2, S275JR, S275J2G4, S355JR, S355K2G3 | Hot rolled unalloyed structure steel |
| DIN 17100 | St33, St37-2, St37-3, St44-2, St50-2, St52-3 | General structure steel |
| DIN 17102 | StE255, StE355 | Wieldable fine grain structure steel |
| DIN 17175 | HII, 19Mn6 | Heat resistant plate or strip |
| DIN 17200 | C22, C35 | Quenched and tempered |
| DIN 17210 | C10, C15 | Surface hardened steel |
| SEW 087 | WT St37-2,WT St52-3 | Weather proof structure steel |
ASTM-American Society for Testing and Materials
| Standard No. | Grade | Description |
|---|---|---|
| A1011 | CSTypeA,DSTypeA,SSGrade33, HSLASgrade50,HSLAS-Fgrade50µÈ | Hot rolled steel sheet and strip, carbon, structure, high strength low alloy, with improved formability |
| A36 | -- | Carbon Structural steel |
| A569 | -- | Commercial hot rolled carbon steel sheet and strip |
| A570 | Grade 33, Grade 36, Grade 40, Grade 45, Grade 50, Grade 55 | Hot rolled carbon structure steel and strip |
| A572 | Grade 50, Grade 55, Grade 65 | Low alloy high strength structural steel with Nb/V |
| A607 | Grade 50, Grade 55 | Low alloy high strength structure steel plate and strip with Nb/V content |
| A622 | -- | Hot rolled carbon steel sheet and strip for drawing |
| A635 | -- | Hot rolled carbon structure steel sheet |
| A715 | Grade 50 | Low alloy high strength hot rolled sheet or strip with improved formability |
SAE-Society of Automotive Engineers
| Standard No. | Grade | Description |
|---|---|---|
| SAE J403 | SAE1006, SAE1008, SAE1010, SAE1012, SAE1017, SAE1018 | SAE carbon steel′s chemical composition |
API-American Petroleum Institute
| Standard No. | Grade | Description |
|---|---|---|
| API 5L | B, X42, X46, X52, X56, X60, X65, X70, X80 | Steel for Pipeline |
Cold Rolled Steel Sheets
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CR steel sheets have good process ability, with good flatness and excellent surface, are available with different thickness and width combinations; are mainly used to manufacture the high value-added products in automotive and appliance, beverage packaging, electronic, electrical moor and building etc. The CR steel sheets include the uncoated steel sheet, galvanized steel sheet (zinc coated), galvalume steel sheet (aluminium-zinc coated), pre-painted steel sheet, tin plate, and electrical steel sheet, etc. |
UNCOATED CR STEEL SHEET
With the features of in line with the international highest standards in dimension and shape, excellent surface finish and properties, the products are mainly used in home appliance and automobile industries.
Cold Rolled Carbon Steel Grades, Application and Straining Stretch Marks
| Steel Grades | Application | Straining Stretch Marks |
|---|---|---|
| SPCEN | Deep drawing | It is guaranteed free of Stretcher strain marks occurred during use provided be stored at the ambient temperature for steel products |
| SPCC | Commercial | Not guaranteed |
| SPCD | Drawing | It is guaranteed free of Stretcher strain marks occurred during use in three months after manufactured and be stored at the ambient temperature for steel products |
| SPCE | Deep drawing | It is guaranteed free of Stretcher strain marks occurred during use in six months after manufactured and be stored at the ambient temperature for steel products |
Cold Rolled Low Carbon Steel Grades, Application and Straining stretch marks
| Steel Grades. | Application | Straining Stretch Marks |
|---|---|---|
| DC06 (St16, St14-T, BSC3) | Super extra deep drawing | It is guaranteed free of Stretcher strain marks occurred during use provided be stored at the ambient temperature for steel products |
| DC01 (St12) | Commercial | It is guaranteed free of Stretcher strain marks occurred during use in three months after manufactured and be stored at the ambient temperature for steel products |
| DC03 (St13) | Drawing | It is guaranteed free of Stretcher strain marks occurred during use in six months after manufactured and be stored at the ambient temperature for steel products |
| DC04 (St14, St15) | Deep drawing | It is guaranteed free of Stretcher strain marks occurred during use in six months after manufactured and be stored at the ambient temperature for steel products |
| DC05 (BSC2) | Extra deep drawing | It is guaranteed free of Stretcher strain marks occurred during use provided be stored at the ambient temperature for steel products |
Galvanized Steel Sheet (GI include Hot-Dipped Galvanized and Electro-Galvanized)
With the features of good corrosion resistance, the products are mainly used in automobile, home appliance, electronics, building and machinery manufacture industries, etc.
Uses of Galvanised steel sheets
Equivalent Grades for Deutsches Institut für Normung (DIN) , European Standards (EN), American Society for Testing and Materials (ASTM) and China Steel Standard (GB)
| EN10142:2000 EN10147:2000 EN10292:2000 | EN10142:1990 EN10147:1991 | JIS G3302-1994 | ASTM A653M-2002 |
CHINA STEEL STANDARDS |
|---|---|---|---|---|
| S550GD+Z,+ZF | FeE550GZ,ZF | -- | SS 550 | S550GD+Z, S550GD+ZF |
| DX51D+Z,+ZF | FeP02GZ,ZF | SGCC, SGHC | CS type CE | DC51D+Z(St01Z, St02Z, St03Z), DC51D+ZF, DD51D+Z(St01ZR, St02ZR) |
| DX52D+Z, +ZF | FeP03GZ,ZF | SGCC | CS type A, type B | DC52D+Z(St04Z), DC52D+ZF |
| DX53D+Z,+ZF | FeP05GZ,ZF | SGCD1 | FS type A, type B | DC53D+Z(St05Z), DC53D+ZF |
| DX54D+Z,+ZF | FeP06GZ,ZF | SGCD2 | DDS | DC54D+Z(St06Z)，DC54D+ZF, DD54D+Z(St06ZR) |
| DX56D+Z,+ZF | Dx56D+Z,ZF(SEW 021) | SGCD3 | EDDS | DC56D+Z(St07Z), DC56D+ZF |
| S220GD+Z,+ZF | FeE220GZ,ZF | -- | SS 230 | S220GD+Z, S220GD+ZF |
| S250GD+Z,+ZF | FeE250GZ,ZF | -- | SS 255 | S250GD+Z, S250GD+ZF |
| S280GD+Z,+ZF | FeE280GZ,ZF | SGC340 | SS 275 | S280GD+Z(StE280-2Z), S280GD+ZF) |
| S320GD+Z,+ZF | FeE320GZ,ZF | -- | -- | 320GD+Z, S320GD+ZF |
| S350GD+Z,+ZF | FeE350GZ,ZF | -- | SS 340 class1 | S350GD+Z(StE345-2Z), S350GD+ZF |
Available steel grades according to usage
| Steel Grade | Application | Steel Type |
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| S220GD+Z,S220GD+ZF, S250GD+Z,S250GD+ZF, S280GD+Z(StE280-2Z),S280GC+ZF, S320GD+Z,S320GD+ZF, S350GD+Z(StE345+2Z),S350GD+ZF, S550GD+Z,S550GD+ZF | Structural | Carbon steel or low alloy steel |
| DC51D+Z(St01Z, St02Z, St03Z),DC51D+ZF, DD51D+Z(St01ZR, St01ZR) | General purpose | Low carbon mild steel/extra lower carbon mild steel |
| DC52D+Z(St04Z),DC52D+ZF | Drawing | Low carbon mild steel/extra lower carbon mild steel |
| DC53D+Z(St05Z),DC53D+ZF | Deep drawing | Extra lower carbon mild steel |
| DC54D+Z(St06Z),DC54D+ZF | Extra deep drawing | Extra lower carbon mild steel |
| DD54D+Z(St06ZR) | Extra deep drawing | Extra lower carbon mild steel |
| DC56D+Z(St07Z),DC56D+ZF | Super deep drawing | Extra lower carbon mild steel |
GALVALUME STEEL SHEET (55% Aluminum-Zinc Alloy-Coated GL)
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The Al-Zn coated layer has a good electrochemical protection to the steel sheet with high machinability, high resistance and high reflectivity, the products are mainly used on exterior walls of architecture including roofs, outside walls and garage doors, in home appliance, auto industry and industrial instruments including electric control cabinet and automatic vending machine. |
Steel grades of hot-dipped Aluminum-Zinc coated steel sheets
| Steel Grade | Application |
|---|---|
| a: Products with incomplete annealing after cold rolling.Z | |
| DC51D+AZ | Cold forming |
| DC52D+AZ | Cold forming |
| S250GD+AZ | Structural |
| S300GD+AZ | Structural |
| S350GD+AZ | Structural |
| S550GD+AZ | Structural |
Equivalent Grades
| AS 1397-2001 | EN10215-1995 | ASTM A792M-02 | JIS G 3321 -1998 |
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| G550+AZ | S550GD+AZ | 550 | SGLC570 |
| G2+AZ | DX51D+AZ | CS Type B type C | SGLCC |
| G3+AZ | DX52D+AZ | DS | SGLCD |
| G250+AZ | S250GD+AZ | 255 | -- |
| G300+AZ | -- | -- | -- |
| G350+AZ | S350GD+AZ | 345 Class 1 | SGLC490 |
PRE-PAINTED STEEL SHEET (include PPGI and PPGL)
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The base plate of color-coated sheet can be divided into types of cold-rolled, hot dip galvanized and electrolytic galvanized. The types of painting for colour-coated sheet are polyesters, silicon polyesters, fluorocarbon and plastic sols. The application of color-coated sheet mainly concentrated in the industries of construction, household appliances manufacturing, communications and transportation, among which the construction industry is the largest one, household appliances industry comes second and the industry of communication takes a very small portion. Normally taking hot dip galvanized steel plate and hot dip galvalume steel plate as the base plate, the colour-coated sheet for construction is used to build roof, wall panel and door of the steel structured industrial and commercial buildings such as building, airport, warehouse and cold storage etc., being processed into corrugated sheet or polyurethane compound sandwich panel. The colour-coated sheet for household appliances, normally takes electrolytic-galvanized steel plate or cold-rolled steel plate as the base plate, is used to manufacture refrigerators, large sized air conditioning units, freezers, bread toast and furniture etc. In the industry of communications and transportation, the colour-coated sheet normally takes electrolytic-galvanized steel plate or cold-rolled steel plate as the base plate and it is produced as oil-pan and auto interior decoration parts. |
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List of grade and usage of colour-coated products
| Type of base plate | Standard, Grade and Use of Base Plate | Grade of Colour-Coated Sheet | ||
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| China Grade | Usage | |||
| Note:G added to grade means steel window application, such as TSt02G,TSECCG,TDC51DG. | ||||
| Cold rolled plate | SPCC SPCD |
General Punching |
TSPCC TSPCD |
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| Cold rolled plate | St12 St13 |
General Punching |
St12 TSECC |
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| Electro-galvanized plate | SECC SECC SECD |
General Normal Household appliances Punching |
TSECC TSECCB |
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| Electro-galvanized plate | BLCE + Z BLDE + Z |
General Punching |
TBLCE TBLDE |
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| Hot dip galvanized plate | St01Z St02Z St03 StE280-2Z StE345-2Z |
General Mechanical gripping Punching Structure Structure |
TSt01 TSt02 TSt03 TStE28 TStE34 |
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List of color-coated sheet properties
| Type of Base Plate | Organic Coating/ Finishing Paint | Properties and Use |
|---|---|---|
| Hot-dipped galvanized plate | Embossed sheet | Pitted coats and base, good scratching-resisting property and decoration property, suitable for outer panel of household electric appliances |
| Cold rolled plate | Polyester/PE | Excellent surface bending property, high surface quality, poor corrosion- resisting property. Suitable for mild environment such as indoor electrical appliances, office appliances |
| Cold rolled plate | Printed sheet / PE+ink | Good decoration property, suitable for outer panel of household electrical appliances |
| Cold rolled plate | Embossed sheet | Pitted coats and base, good scratching-resisting property and decoration property, suitable for outer panel of household electrical appliances |
| Electro-galvanized plate | Polyester/PE | High flexibility, high surface quality, excellent corrosion-resisting property, suitable for mild environment such as indoor electrical appliances, interior decoration |
| Hot-dipped galvanized plate | Polyester/PE | High corrosion resisting property in sheet face and notch, with a coating life of 5-7 years, ordinary decoration property, suitable for steel structured roof, wall face and structural element |
| Hot-dipped galvanized plate | Silicon modified polyester/SMP | Corrosion resisting property is higher than that of normal polyester product, high corrosion resisting property in notch, with a coating life of 10 years, ordinary decoration property, suitable for steel structured roof, wall face, structural element, steel window, automobile |
| Hot-dipped galvanized plate | Fluorocarbon/PVDF | Excellent corrosion resisting property with a coating life of 15 -20 years, ordinary decoration property, suitable for steel structured roof, wall face and structural element |
TIN PLATE
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Tin plate products are made by coating tin using electrolysis on the surface of thin cold-rolled steel sheet (black plates), with a thickness of 0.14~0.6 mm. Its shiny surface finish, superb corrosion resistance and formability make tin plates an ideal choice for manufacturing of high-end metal packing products for food and beverage industry and industrial parts producers. Tin plate products are widely used in the production of 3-piece and 2-piece (D&I, DRD) cans as well as can lids and bottoms. They also serve a variety of purposes, including material for steel EOE, electronic parts and toys. |
Equivalent steel grades
| STANDARDS | JIS G3303-2002 | ASTM A623M-2002 | DIN EN 10203-1991 | ISO 11949-1995 | CHINA GB/T 2520-2000 |
|---|---|---|---|---|---|
| Temper designation | T-5 | T-5(T65) |
T65 |
TH65+SE | TH65+SE |
| Temper designation | T-1 | T-1(T49) | T50 | TH50+SE | TH50+SE |
| Temper designation | T-2 | T-2(T53) | T52 | TH52+SE | TH52+SE |
| Temper designation | T-2.5 | -- | -- | TH55+SE | TH55+SE |
| Temper designation | T-3 | T-3(T57) | T57 | TH57+SE | TH57+SE |
| Temper designation | -- | -- | -- | -- | -- |
| Temper designation | T-4 | T-4(T61) | T61 | TH61+SE | TH61+SE |
Steel Pipes and Tubes
LSAW PIPE (Longitudinal Submerged Arc Welded)
Large diameter LSAW pipe line is one of the most state-of-the-art UOE welded pipe production lines in the world, products are mainly used as line pipe, structural pipe and low pressure fluid transmission pipe for oil and natural gas transmission.
Line pipe
Mainly used in various oil and natural gas transmission pipeline such as submarine oil and natural gas line, oil and natural gas line in overland high-cold and large drop height areas.
Structural pipe and pipeline for low pressure fluid transmission
Mainly used in low pressure fluid transmission pipeline, various stress and bearing structural parts and other applications.
ERW PIPE (High Frequency Electric-Resistance-Welded Pipe)
ERW pipe line is one of the most leading production lines in the world, products include line pipe, casing and structural pipe, etc.
Line pipe
Mainly used to convey gas, water and oil in petroleum and natural gas industry.
Round ERW structural tube and tube for low pressure fluid transmission
Square and rectangular structural tube
Mainly used in various stress and bearing structural parts and components, low pressure fluid transmission pipeline and other applications.
Seamless Steel Pipes (SMLS Tube)
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With the features of high level purity, precise chemical composition control, high dimensional accuracy, excellent surface quality, and comprehensive mechanical properties. It can be supplied in a wide range of diameters, the main product can be classified into structural tube, boiler tube and transmission tube, etc.
Tube for pipeline, vessel and equipment structure
Mainly used to manufacture pipeline, vessel, equipment, fittings and steel structure.
Pipe for fluid transmission
Mainly used to of transmission oil, natural gas and other fluids .
Line pipe
Mainly used to convey gas, water and oil in petroleum and natural gas industry.
Tube for ship
Mainly used to manufacture the boiler, superheater and pressure pipeline for ships.
Tube for petroleum cracking
Mainly used to manufacture the furnace tube, heat exchanger and pipeline in oil refinery.
Tube for perforating gun
Mainly used to manufacture the perforating gun barrel for oil and gas well.
Boiler tube
Mainly used to manufacture water wall, economizer, reheater and steam pipeline for the steam boiler.
STEEL PIPES FITTINGS
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The pipeline range of connectors is manufactured for typical applications in chemical and petrochemical processing plants, as well as oil, gas and power generation industries. |
Beams
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I-beams (also known as H-beams, W-beams for "wide flange") are beams with an I- or H-shaped cross-section made from structural steel. The horizontal elements are flanges, while the vertical element is the web. I-beams are used as major support trusses in building, to ensure that a structure will be physically sound.
Wire Rod Products
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With the features of high level purity, precise chemical composition control, suitable metallographic structure, high dimensional accuracy and excellent surface quality, and good properties, the products are widely applied in national landmark construction projects, automobile, oil field, mine and gas transmission pipeline, etc. |
SPRING STEEL WIRE ROD
Mainly used to manufacture the springs for automobile suspension system and valve as well as general spring.
WIRE ROD FOR COLD HEADING
Mainly used to manufacture bolts, nuts and screw for automobile and bridge industries.
WIRE ROD FOR WELDING
Mainly used for core wire of covered electrode, gas fusion welding, submerged arc welding, electro slag welding, gas shielded welding wire and to manufacture welding wire for GMAW, SMAW .
HIGH CARBON STEEL ROD (ranging from SWRH32 to SWRH82B)
Mainly used to manufacture wire ropes for well logging, elevator, oil field, aviation and mine industries.
List of wire rod applications
| Type of Steel | China Steel Standard | Application | |
|---|---|---|---|
| Standard No. | Grade | ||
| Wire rod for galvanized wire for bridge steel cable | BZJ521 | B82MnQL | Galvanized wire used for bridge steel cable |
| Wire rod for welding | Q/BQB511 | SWRY11 R70S-6 H10Mn2 BH10Mn2G H08MnA H08Mn2SiA BH08MnMoTiB |
Core wire of covered electrode, gas fusion welding, submerged arc welding, electroslag welding, gas shielded welding wire |
| Wire rod for welding | BZJ540 | BH08MnNiA | Core wire of covered electrode, gas fusion welding, submerged arc welding, electroslag welding, gas shielded welding wire |
| High carbon steel wire rod | Q/BQB512 | SWRH32 SWRH42A SWRH42B SWRH47A SWRH47B SWRH52A SWRH52B SWRH57A SWRH57B SWRH62A SWRH62B SWRH67A SWRH67B SWRH72A SWRH72B SWRH77A SWRH77B SWRH82A SWRH82B |
High carbon steel wire,oil tempered steel wire,prestressed concrete steel wire,galvanized steel wire strands,wire ropes |
| Low carbon steel wire rod | Q/BQB513 | SWRM6 SWRM8 SWRM10 SWRM12 SWRM15 SWRM17 SWRM20 |
Steel wires, nails and wire entanglement |
| Wire rod for prestressed concrete wire and wire strands | Q/BQB514 | SWRH82B-1 | Prestressed concrete wire and strands used for construction and bridge |
| Wire rod for prestressed concrete wire and wire strands | BZJ520 | SWRH82B-2 | Pre-stressed concrete wire and strands used for construction and bridge |
| Wire rod for PC bar | Q/BQB515 | B30MnB B30Si2Mn B30MnSi |
Pre-stressed concrete bar used for tube pile,railway beam |
| Spring steel wire rod | Q/BQB516 |
B55SiCr 60Si2MnA 60Si2CrA 60Mn |
Spring used for automobile suspension system and valve,general purpose spring |
| Spring steel wire rod | BZJ530 | 50CrVA | Spring used for automobile suspension system and valve,general purpose spring |
| Wire rod for steel fibre | Q/BQB518 | B04XW | Steel fibre use for concrete road surface,tunnel |
| Wire rod for tire cord | Agreement | B72LX B82LX |
Steel cord used for meridian tire |
Steel Bars
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With the features of high level purity, precise chemical composition control, high reduction ratio, high dimensional accuracy and excellent surface quality, the products are mainly used to manufacture the axle shaft, gas cylinder and plastic mould, etc. |
