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SideA×B(mm) | Size allowble deviation for side (mm) | Tickness (mm) | ||||||||||||
3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |||||
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 | |||||||
ASTM-a276 304angle steel bar