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钢带厚度的允许偏差
1、 中国国家标准(GB) 单位：mm
厚度 | 厚度允许偏差 | 较高精度（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、日本工业标准 厚 度 | 宽 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、美国材料协会标准（ASTM）标准 厚 度 | 允许偏差 | 宽 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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