国外阀门材料常用技术标准 管道部件用碳钢锻件、计算最小值
壁 厚 | 最小伸长率,标距 2in.或50mm,% | |
英寸 | 毫米 | |
5/16(0.312) | 7.9 | ≥30.00% |
9/32(0.281) | 7.1 | ≥28.50% |
1/4(0.250) | 6.4 | ≥27.00% |
7/32(0.219) | 5.6 | ≥25.50% |
3/16(0.188) | 4.8 | ≥24.00% |
5/32(0.156) | 4.0 | ≥22.50% |
1/8(0.125) | 3.2 | ≥21.00% |
3/32(0.094) | 2.4 | ≥19.50% |
1/16(0.062) | 1.6 | ≥18.00% |
This region has not yet joined our new website. You will now continue to the existing site for 网站名称