| Specification (mm) | Grade | Use |
|---|---|---|
| Φ20~Φ180 | Q235A 、Q235B A105 |
Q235A 、Q235B: Used for construction and bridge structural components, motor shafts, worm gears, piston rods, etc. A105: Used for pressure-bearing pipe fittings,valves,flanges,and other industrial components. |
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