国外阀门材料常用技术标准 镍合金棒材和线材冷精轧六角、八角和方形棒材的尺寸允许偏差
规定尺寸,in.(mm) | 规定尺寸的允许偏差,in.(mm)A | |
上偏差(+) | 下偏差(-) | |
>1/2(12.70)~≤1(25.40) | 0 | 0.004(0.10) |
>1(25.40)~≤2(50.80) | 0 | 0.006(0.15) |
>2(50.80)~≤3(76.20) | 0 | 0.008(0.20) |
>3(76.20) | 0 | 0.010(0.25) |
This region has not yet joined our new website. You will now continue to the existing site for 网站名称