| (1)结构管:GB8162-99 |
(8)石油裂化用无缝钢管:GB9948-88 |
| (2)流体管:GB8163-99 |
(9)石油钻铤专用无缝管:YB691-70 |
| (3)中低压锅炉管:GB3087-1999 |
(10)汽车半轴用无缝钢管:GB3088-1999 |
| (4)高压锅炉管:GB5310-95(ST45.8-Ⅲ型) |
(11)船舶用无缝钢管:GB5312-1999 |
| (5)化肥专用管:GB6479-1999 |
(12)冷拔冷扎精密无缝管:GB3639-1999 |
| (6)地质钻探用高压无缝钢管:YB235-70 |
(13)液压支架用无缝钢管:GB17396-99 |
| (7)石油钻探用无缝钢管:YB528-65 |
(14)各种合金管16Mn、27SiMn、15CrMo、35CrMo、12CrlMov、20G、40Cr |
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