公司新闻中国321不锈钢板厚度标准(GB) 单位：mm
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宽度
厚度
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厚度允许偏差
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较高精度（A）
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一般精度（B）
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>600~1000
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>1000~1250
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>600~1250
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0.05~0.10
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----
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----
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----
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>0.10~0.15
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----
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----
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----
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>0.15~0.25
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----
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----
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----
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>0.25~0.45
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±0.040
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±0.040
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±0.040
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>0.45~0.65
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±0.040
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±0.040
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±0.050
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>0.65~0.90
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±0.050
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±0.050
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±0.060
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>0.90~1.20
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±0.050
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±0.060
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±0.080
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>1.20~1.50
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±0.060
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±0.070
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±0.110
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>1.50~1.80
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±0.070
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±0.080
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±0.120
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>1.80~2.00
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±0.090
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±0.100
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±0.130
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>2.00~2.30
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±0.100
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±0.110
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±0.140
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>2.30~2.50
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±0.100
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±0.110
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±0.140
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>2.50~3.10
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±0.110
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±0.120
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±0.160
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>3.10~<4.00
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±0.120
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±0.130
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±0.180
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