| 钢管尺寸 | 壁厚 | |
| 英寸 | 毫米 | 毫米 |
| 16 | 406.4 | 6.4-20 |
| 18 | 457.2 | 6.4-24 |
| 20 | 508.0 | 6.4-28 |
| 22 | 558.8 | 6.4-30 |
| 24 | 609.6 | 6.4-30 |
| 26 | 660.4 | 6.4-35 |
| 28 | 711.2 | 6.4-35 |
| 30 | 762 | 6.4-40 |
| 32 | 812.8 | 6.4-42 |
| 34 | 863.6 | 6.4-42 |
| 36 | 914.4 | 7.4-42 |
| 38 | 965.2 | 7.4-45 |
| 40 | 1016 | 7.4-45 |
| 42 | 1067 | 9.7-48 |
| 44 | 1118 | 9.7-48 |
| 46 | 1168 | 9.7-50 |
| 48 | 1219 | 9.7-50 |
| 52 | 1321 | 9.7-60 |
| 56 | 1422 | 10.5-60 |
ASTM A671 低温中压电熔焊用钢管
钢级-CA 55,CB60,CB65,CB70,CC60,CC65,CC70, CD80,CE50,CE60,DF65,CF70,CF66,CF71,CJ101,CJ102,CJ103,CJ104,CJ105,CJ106,CJ107,CJ108,CJ109,CJ110,CJ112,CJ113,CJ75,CP65,CP75
类别-10,11,12,13,20,21,22,23,30,31,32,33, 40,41,42,43,50,51,52,53
ASTM A672 中温高压用电熔焊钢管
钢级-A45,A50,A55,B55,B60,B65,B70,C55,C60, C65,C70,D70,D80,E55,E60,H75,H80,J80,J90,J100,K75,K85,L65,L70,L75,N75
类别-10,11,12,13,20,21,22,23,30, 31, 32,33,40,41,42,43,50, 51,52,53
ASTM A691 高温下高压装置用电熔焊碳素钢管
钢级-CM65,CM70,CM75,CMSH70,CMSH75, CMSH80,1/2Cr,1Cr,2 1/4Cr,3Cr,5Cr,9Cr,91
类别-10,11,12,13,20,21,22,23,30, 31, 32,33,40,41,42,43,50,51,52,53,60,61,62, 63,70,71,72,73
