Steel wires
High carbon wire
High carbon wire, also called spring steel wire, is made from steel with 0.36% to 0.90% carbon, compared with 0.05% to 0.20% in mild steel. It is patented (heat treated) and cold drawn to high strength, so it springs back to shape under load instead of staying bent.
| Property | Value |
|---|---|
| Base metal | Unalloyed high carbon steel |
| Carbon content | 0.36 to 0.90%, by grade |
| Condition | Patented and cold drawn |
| Grades | 1, 2 and 3, or to your specification |
| Tensile strength | 1,100 to 2,200 N/mm², falling as diameter rises |
| Diameter range | 0.20 to 5.00 mm |
| Finish | Patented, hard drawn, phosphate coated, oiled or clean surface |
| Coating | Ungalvanised or galvanised |
| Zinc coating | 0.40 to 150 g/m² (galvanised wire) |
| Torsion and wrap test | Per IS 4454 (Part 1) |
| Coil weight | To your specification |
| Applicable standard | IS 4454 (Part 1) : 2001; rod to JIS G 3506 / SWRH grades |
| Test certificate | Mill test certificate on request |
Applications
Where it is used
Supplied in grades 1, 2 and 3, galvanised or ungalvanised. Hardness, tensile strength, size tolerance and coil weight are made to your specification.
Used for
Springs
Wire ropes
Wire netting
Hair pins
Imitation jewellery
Packing items
Nails and pins
Springs, wire ropes, wire netting, hair pins, imitation jewellery, packing items, nails and pins.
