Chinese 
Spring Steel Wire
- Complete international grades to match global drawing requirements
- Stable tensile strength & excellent spring fatigue resistance
- Multiple surface treatments for different working conditions
- Flexible coil weight & cut‑to‑length service
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Product Overview
Spring Steel Wire is a high-carbon carbon steel wire specially developed for manufacturing springs and other elastic components. It is widely used in automotive, mechanical equipment, hardware, rail transit and household appliance industries, where stable mechanical performance, elasticity and fatigue resistance are important.
The product complies with major international standards including GB/T 4357-2018, EN 10270, ASTM A228/A229, JIS G3560 and ISO 10270. Available material grades cover Japanese SWP-A, SWP-B, SWP-C and SWP-V, American ASTM A228 Music Wire and ASTM A229 Oil Tempered Carbon Spring Wire, European EN 10270 SH, DH and VDH, as well as 65#, 70#, 65Mn and 82B High Carbon Spring Wire.
Spring Steel Wire is available in metric diameters from 0.1 mm to 12.0 mm, with diameter tolerances controlled between ±0.01 mm and ±0.05 mm. Standard coil weights are 25 kg, 50 kg and 100 kg, while straight cut wire can be supplied in 1 m, 3 m and 6 m lengths.
Different surface treatments are available for different working conditions, including bright drawn, oil tempered, phosphated, galvanized spring steel wire and compound-category stainless spring steel wire. The product is designed for spring manufacturing applications such as shock-absorbing springs, brake springs, seat springs, engine valve springs, mould springs, buffer springs, precision instrument springs and various elastic components.
Chemical & Mechanical Property Snapshot
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FAQs
Spring Steel Wire is a high-carbon carbon steel wire designed for producing springs and elastic components. It is widely used in automotive, machinery, hardware, rail transit and household appliance industries.
The supplied product information lists GB/T 4357-2018, EN 10270, ASTM A228/A229, JIS G3560 and ISO 10270.
Available grades include SWP-A, SWP-B, SWP-C, SWP-V, ASTM A228, ASTM A229, EN 10270 SH/DH/VDH, 65#, 70#, 65Mn and 82B High Carbon Spring Wire.
The supplied range is 0.1–12.0 mm, with diameter tolerance controlled between ±0.01 mm and ±0.05 mm.
Yes. Standard straight cut lengths are 1 m, 3 m and 6 m, while standard coil weights are 25 kg, 50 kg and 100 kg. The supplied material states that straight wire can be supplied according to project requirements.
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