| 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 |
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| 产品规格︰ | 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
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