• Jiangsu Changjian Metal Products Co., Ltd.
    The coil was packaged very well and shipped fast.The product fits the descripton. Thinking about purchasing again.Really a great product. I have tried other products and this by far is the best money I have spent.
  • Jiangsu Changjian Metal Products Co., Ltd.
    First time we import a big project from China, excellent for service And really professionnal. My goods have been received, the products are not damaged at all.The quality and workmanship are very good, the materials are also very good, I am very satisfied. recommand them!
Contact Person : Elise
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Hard Drawn High Carbon Spring Steel Wire 65Mn ASTM A1066

Place of Origin Jiangsu,China
Certification ISO 9001 ,CE
Minimum Order Quantity 1 Coil
Delivery Time 7~10 working days
Payment Terms L/C, T/T, Western Union
Supply Ability 5000 Ton/Tons per Month
Product Details
Product Name Spring Carbon Steel Wire Rods Standard GB/ASTM
Size 5.5mm~20mm Technology Hot Rolled
Surface Black
High Light

high carbon spring wire


hard drawn wire spring


carbon spring steel wire A1066

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Product Description
spring steel

65Mn high carbon spring steel wire for Clutch, Brake and Cushion has an excellent performance of mechanics and good surface condition . Other applications include suspension, shaft, car cushion, bicyle springs etc. The Mn inside the steel gives a higher hardenability of steel wire. The integrated mechanical performance is better than carbon steel wire.



Spring Steel Wire Rod Standard Grade
GB/T1222 55,65,70,75,85,65Mn,T10A,60Si2Mn,50CrVA,55SiCrA,60Si2CrA
JIS G4801

SUP3   SUP6   SUP7   SUP9   SUP9A   SUP10   SUP11A 



SAE 1050  SAE 1055 SAE 1060 SAE 1070

SAE 1075  SAE 1086 SAE 1095 SAE 1066

SAE 9260  SAE 6150 SAE 9254 SAE 9255



Element C Mn P S Si
65Mn 0.62~0.70% 0.901.20% 0.035% 0.035% 0.17~0.37%



In coils up to approx. 2500 kg, inside diameter about 800 mm, outside diameter about 1200 mm, maximum length 1900 mm.



On demand Inspection Certificate according to EN 10204 3.1 and for diameter range 5,5 ÷ 13 mm the Declaration of Performance according to CPR (Reg UE 305/2011).