常用相关国家不锈钢厚度公差标准比较
钢带厚度的允许偏差
1、中国国家标准(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 |
>600~1250 |
|
|
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 |
||