鋼帶寬度允許偏差:
厚度 | JIS4305(EW) | ASTM A480M | GB/T 4239 | |||
寬度 | <0.60 | ≥0.60-1.00 | <0.38 | ≥0.38-1.00 | <0.50 | ≥0.50-1.00 |
<10 | - | - | - | - | - | - |
≥10-80 | ±0.15 | ±0.20 | ±0.127 | ±0.127 | ±0.15 | ±0.20 |
≥80-160 | ±0.15 | ±0.20 | ±0.127 | ±0.127 | ±0.20 | ±0.010 |
≥160-280 | ±0.20 | ±0.25 | ±0.254 | ±0.254 | ±0.20 | ±0.25 |
≥260-400 | ±0.25 | ±0.25 | ±0.254 | ±0.254 | ±0.25 | ±0.30 |
≥400-600 | ±0.30 | ±0.30 | ±0.406 | ±0.406 | ±0.30 | ±0.30 |