• Special Use：High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Application：Tool Steel Bar
• Hardness：18-55HRC
• Length：3m 5.8m 6m 12m 9m
• Leading Time：5-7days
• Processig Service：Bending Cutting
• Usage：Autotive Parts
• Surface Finish：High Gloss Polishing
• Transport Package：Water Proof Package
• Specification：10 20 30 300 500
• Origin：Wuxi
• HS Code：7228309000
• Production Capacity：50000tons Per Month

GRADES COMPARISON FOR SPRING STEELCHINA           GB/TUSA      ASTMJAPAN   JISGERMANY   DINFRANCE   NFBIRTAIN  BSISOKOREA    KSTAIWAN   CNS651065SUP2 S65-CSP60EXC65060A67C60E4  701070S70C-CSP60EXC70070A728458-3 DAB  851084SUP2 SK5-CSPC85EXC85060A868458-2 DHSUP1SUP365Mn1566S60C-CSPCK67 080A67C60E4  55Si2Mn9255SUP 6                          SUP755Si755Si7251H6055SiCr7  55SiMnVB        60Si2Mn9260SUP 6                          SUP765Si765Si7251H6061SiCr7SUP3SUP660Si2MnA9260SUP 6                          SUP765SiMn555Cr7251H661SiCr7SUP3SUP660Si2CrA  65SiCr765SiCr7685H5755SiCr6-3  60Si2CrVA   65SiCr7 55SiCr6-3  55SiCrA        55CrMnA5155SUP955Cr355Cr3527A6055Cr3SPS5SUP960CrMnA5160SUP9A55Cr355Cr3527A60 SPS5ASUP9A60CrMnMoA4161SUP13    SPS9SUP1350CrVA6150SUP1051CrV451CrV4735A5151CrV4SPS6SUP1060CrMnBA51B60HSUP11A52MnCr83  60VrB3SPS67SUP1130w4Cr2VA       

TOCT 14959

DIN 17221

GB/T 1222

NF A35-571

ISO 683-14

ASTM

JIS G4801

A29M

A322

60C2T
60C2A

60SiCr7

60Si2Mn

61SiCr7

59Si7

9260

G92600

SU P6
SU P7

Spring steel DIN 17221 60SiCr7 chemical composition

Product Type

Delivery Condition

Mechanical property

Delivery Hardness
HB

Rm
Mpa

Rel
Mpa

A11
%

Z
%

Sample

Hot rolled round bar/square bar

Hot rolled

≥
1270

≥
1180

≥
5

≥
25

Q+T

321

Forged round bar/square bar

Hot rolled

Hot rolled strips

Hot rolled

Cold drawing round bar

Hot processing

1270

1180

5

25

-

-

Hot rolled thin plate

Hot rolled

950

-

12

-

-

-

Cold rolled steel strips

Y+T+QT

785-1180
885

 

 

 

Y
T

 

T=tempering;Q=quenching;QT=globurizing;Y=chilling

WUXI HENGCHENG TAI SPECIAL STEEL Co., Ltd. can offer you best qualityBright / Polished / Blue2.Cold Rolled+Anaerobic Annealed 2.Width: 8-3000mm3.Cold Rolled+Hardened+TemperedCoil insider diameter: Φ300-500mm4.Cold Rolled+Patented 

 

Note:

1. listed in the table apex diameter (d), to steel thickness (a) multiples said.in the ASTM A6 standard specified scope can meet any additional conditions.

1. from the standard for 50 mm (2 in). Mechanical properties

Mechanische Eigenschaften Caracteristiques mecaniques
ReH Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d'elasticite minimale Rm Tensile strength / Zugfestigkeit / Resistance a la traction
A Minimum  elongation  /  Mindestwert  der  Bruchdehnung  /  Allongement  minimal J Notch impact test / Kerbschlagbiegeversuch / Essai de flexion par choc

Round bar:
Diameter : 1mm-2000mm Square bar:
Size: 50mm * 50mm-600mm *600mm Plate steel/flat bar:
Size: Thickness: 0.1mm-800mm Width: 10mm to 1500mm Tube/pipe:
Size: OD: 6-219mm WT: 1-35 mm.
Cold-rolled sheet: Thickness: 2-5mm Width:1000mm Length: 2000mm Hot-rolled sheet: Thickness:6-80mm Width: 210-610mm
Length: We can supply any length based on the customer's requirement. Forging/hot rolling/ extrusion of steel.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirement.
UTS according to SEP 1921 C/c,D/d,E/e;A388 or GB/T 6402
Excellent service for all kinds of industries, with advantages of technologies, equipment and price. We serve you with our honesty, integrity, an



FAQ
Q1: ARE YOU FACTORY OR TRADER?

A1: Hengchengtai Special Steel is a cold rolling manufacturer of magnetic stainless steel coil since 2009. We've gained our Export Right and become an integrated  company of industry and trade in order to satisfy buyer's multi-request on different material and products.


Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?

A2: Stainless Steel Coils / Strips, Stainless Steel Sheets / Plates, Stainless Steel Circles / Discs, Decorative Stainless Steel Sheets.


Q3: HOW TO GET A SAMPLE?

A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and  your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.


Q4: HOW TO VISIT YOUR FACTORY?

A4: Most of the main cities have flights to Wuxi; you can take flight to Wuxi Shuofang International Airport. 
     
       If you come from Shanghai, it will take 2 hours by flight (every day 5 flights).
       If you come from Hongkong, it will take 1 hour by flight (every day 1 flight around noon time).