Steel wires
H.B. wire (hard bright)
H.B. wire is low carbon mild steel wire, cold drawn through dies with no annealing after the last pass. This keeps the wire stiff and strong, and leaves the surface bright and clean.
| Property | Value |
|---|---|
| Base metal | Low carbon mild steel |
| Carbon content | 0.05 to 0.20% |
| Condition | Cold drawn, not annealed (hard drawn) |
| Tensile strength | 550 to 900 N/mm², falling as diameter rises |
| Elongation | 3 to 8% |
| Diameter range | 0.50 to 6.00 mm |
| Diameter tolerance | ± 0.03 mm to ± 0.08 mm by size |
| Finish | Bright, descaled and pickled |
| Wrapping test | 8 close turns on its own diameter without fracture |
| Coil weight | On request |
| Applicable standard | IS 280 : 2006 |
| Test certificate | Mill test certificate on request |
Applications
Where it is used
H.B. wire is the base wire for many other wire products, including our own G.I. wire and binding wire.
Used for
Galvanising & copper coating
Construction
Spring manufacturing
Nail manufacturing
Fasteners
Welded mesh
Paint rollers
Display & showcase stands
Used in galvanising, copper coating, construction and spring making. Also used for nails, fasteners, welded mesh, paint rollers, display stands and general engineering parts.
