Steel wires
H.H.B. wire (half hard bright)
H.H.B. wire is the same low carbon steel as H.B. wire, annealed after drawing to a half hard condition. It is softer and easier to shape, so it does not crack when nails, screws and rivets are cold headed from it.
| Property | Value |
|---|---|
| Base metal | Low carbon mild steel |
| Carbon content | 0.05 to 0.20% |
| Condition | Cold drawn, then process annealed to half hard temper |
| Tensile strength | 450 to 600 N/mm² |
| Elongation | 8 to 15% |
| Diameter range | 0.50 to 6.00 mm |
| Diameter tolerance | ± 0.03 mm to ± 0.08 mm by size |
| Finish | Bright |
| Cold heading | Suitable, upsets without head cracking |
| Coil weight | On request |
| Applicable standard | IS 280 : 2006 |
Applications
Where it is used
Choose H.H.B. wire when the wire has to be shaped. It is softer than H.B. wire, not stronger.
Used for
Nails & screws
Rivets
Nuts & bolts
Welded mesh
Chain
Nails, screws, rivets, nuts, bolts and other fasteners, plus welded mesh, chains and engineering parts that are formed from wire.
