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鋼帶厚度的允許偏差
1、中國國家標準(GB)
單位：mm
厚度 | 厚度允許偏差 | |||
較高精度（A） | 一般精度（B） | |||
＞600~1000 | ＞1000~1250 | ＞600~1250 | ||
0.05~0.10 | ---- | ---- | ---- | |
＞0.10~0.15 | ---- | ---- | ---- | |
＞0.15~0.25 | ---- | ---- | ---- | |
＞0.25~0.45 | ±0.040 | ±0.040 | ±0.040 | |
＞0.45~0.65 | ±0.040 | ±0.040 | ±0.050 | |
＞0.65~0.90 | ±0.050 | ±0.050 | ±0.060 | |
＞0.90~1.20 | ±0.050 | ±0.060 | ±0.080 | |
＞1.20~1.50 | ±0.060 | ±0.070 | ±0.110 | |
＞1.50~1.80 | ±0.070 | ±0.080 | ±0.120 | |
＞1.80~2.00 | ±0.090 | ±0.100 | ±0.130 | |
＞2.00~2.30 | ±0.100 | ±0.110 | ±0.140 | |
＞2.30~2.50 | ±0.100 | ±0.110 | ±0.140 | |
＞2.50~3.10 | ±0.110 | ±0.120 | ±0.160 | |
＞3.10~＜4.00 | ±0.120 | ±0.130 | ±0.180 | |
2、日本工業標準
厚度 | 寬度 | |
＜1250 | ≥1250~＜1600 | |
≥0.30~＜0.60 | ±0.05 | ±0.06 |
≥0.60~＜0.80 | ±0.07 | ±0.09 |
≥0.80~＜1.00 | ±0.09 | ±0.10 |
≥1.00~＜1.25 | ±0.10 | ±0.12 |
≥1.25~＜1.60 | ±0.12 | ±0.15 |
≥1.60~＜2.00 | ±0.15 | ±0.17 |
≥2.00~＜2.50 | ±0.17 | ±0.20 |
≥2.50~＜3.15 | ±0.22 | ±0.25 |
≥3.15~＜4.00 | ±0.25 | ±0.30 |
≥4.00~＜5.00 | ±0.35 | ±0.40 |
≥5.00~＜6.00 | ±0.40 | ±0.45 |
≥6.00~＜7.00 | ±0.50 | ±0.50 |
3、美國材料協會標準（ASTM）標準
厚度 | 允許偏差 | 寬度 | ||
上 | 下 | ≤1000 | ＞1000~≤1300 | |
0.10 | 0.03 | 0.03 | ||
0.15 | 0.04 | 0.04 | ||
0.20 | 0.05 | 0.05 | ||
0.25 | 0.05 | 0.05 | ||
0.30 | 0.03 | --- | ||
0.40 | 0.04 | 0.04 | ||
0.50 | 0.08 | 0.08 | ||
0.50 | 0.045 | 0.05 | ||
0.60 | 0.05 | 0.05 | ||
0.75 | 0.10 | 0.10 | ||
0.80 | 0.05 | 0.05 | ||
1.00 | 0.13 | 0.13 | ||
1.00 | 0.055 | 0.06 | ||
1.20 | 0.08 | 0.08 | ||
1.25 | 0.13 | 0.13 | ||
1.50 | 0.08 | 0.08 | ||
1.75 | 0.15 | 0.15 | ||
2.00 | 0.18 | 0.18 | ||
2.00 | 0.10 | 0.10 | ||
2.25 | 0.20 | 0.20 | ||
2.50 | 0.23 | 0.23 | ||
2.50 | 0.10 | 0.11 | ||
2.75 | 0.25 | 0.25 | ||
3.00 | 0.25 | 0.25 | ||
3.00 | 0.13 | 0.13 | ||
3.25 | 0.30 | 0.30 | ||
3.50 | 0.30 | 0.30 | ||
3.75 | 0.36 | 0.36 | ||
4.00 | 0.36 | 0.36 | ||
4.00 | 0.17 | 0.17 | ||
4.99 | 0.36 | 0.36 | ||
5.00 | 0.17 | 0.17 | ||
6.00 | 0.17 | 0.20 | ||
8.00 | 0.17 | 0.22 | ||
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