钢板厚度公差大全.doc

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1、钢板厚度公差(GB)                                                                                单位：mm宽度厚度厚度允许偏差较高精度（A）一般精度（B）＞600~1000＞1000~1250＞600~12500.05~0.10------------＞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~

2、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                  

3、                                                                       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±0.2

4、5±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~≤13000.100.030.03  0.150.040.04  0.200.050.05  0.250.050.05  0.30  0.03---0.40  0.040.040.500.080.08  0.50  0.0450.05

5、0.60  0.050.050.750.100.10  0.80  0.050.051.000.130.13  1.00  0.0550.061.20  0.080.081.250.130.13  1.50  0.080.081.750.150.15  2.000.180.18  2.00  0.100.102.250.200.20  2.500.230.23  2.50  0.100.112.750.250.25  3.000.250.25  3.00  0.130.133.250.300.30  3.500.300.30  3.750.3

6、60.36  4.000.360.36  4.00  0.170.174.990.360.36  5.00  0.170.176.00  0.170.208.00  0.170.22