| 角钢规格表 | 边允许偏差 | 厚度tickness t | | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | | 厚度允许偏差tickness allowble deviation | | 25×25 | ±1.5 | ±0.5 | ±0.5 | ±0.5 | ／ | ／ | ／ | ／ | ／ | ／ | ／ | | 30×30 | ±2.0 | ±0.5 | ±0.5 | ±0.5 | ±0.5 | ／ | ／ | ／ | ／ | ／ | ／ | | 40×40 | ±2.0 | ±0.6 | ±0.6 | ±0.6 | ±0.6 | ±0.6 | ／ | ／ | ／ | ／ | ／ | | 50×50 | ±2.0 | ±0.6 | ±0.6 | ±0.6 | ±0.6 | ±0.6 | ／ | ／ | ／ | ／ | ／ | | 60×60 | ±3.0 | ／ | ±0.6 | ±0.6 | ±0.6 | ±0.6 | ±0.6 | ／ | ／ | ／ | ／ | | 65×65 | ±3.0 | ／ | ／ | ±0.6 | ±0.6 | ±0.7 | ±0.7 | ±0.7 | ／ | ／ | ／ | | 70×70 | ±3.0 | ／ | ／ | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ／ | ／ | | 75×75 | ±3.0 | ／ | ／ | ／ | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ／ | ／ | | 80×80 | ±3.0 | ／ | ／ | ／ | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ±0.7 | ／ | ／ | | 90×90 | ±3.0 | ／ | ／ | ／ | ／ | ±0.7 | ±0.7 | ±0.7 | ±0.8 | ±0.8 | ±0.8 | | 100×100 | ±4.0 | ／ | ／ | ／ | ／ | ±0.7 | ±0.7 | ±0.7 | ±0.8 | ±0.8 | ±0.8 |
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