Sections & Profiles1 / 3Square Bar
Solid hot-rolled square bar with a dense core, straight body and clean square edges — for machining, forging, hardware tooling, gratings, gates and structural supports. Cold-drawn accuracy and hot-dip galvanized finishes available.
- Standard
- GB/T 702-2017, GB/T 905, ASTM A29/A29M, EN 10059, JIS G 3191
- Sizes
- Side 6–150mm (hot-rolled), forged squares up to 300mm
- Length
- 6m / 9m / 12m (custom)
- Surface
- Hot-Rolled, Cold-Drawn
- Length
- 6m / 9m / 12m, customizable
- Surface
- Black (hot-rolled) / cold-drawn / hot-dip galvanized
- Material
- Q235B, Q355B / 20#, 45#, 40Cr / A36, 1045 / S235JR, S355JR / SS400
- Standard
- GB/T 702-2017, GB/T 905, ASTM A29/A29M, EN 10059, JIS G 3191
- Tolerance
- GB ordinary / precision, cold-drawn ±0.1mm
- Size range
- Side 6–150mm (hot-rolled), forged squares up to 300mm
We stock Q235B, Q355B, 45#, 20# and more, matched to your destination standard.
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