1) Extra Strong Steel Pipe
特强钢管
3) Extra-High Tensile Steel
特高强度钢
4) extra-heavy pipe,extra-strong pipe
特强管
5) high tensile pipeline-steel
高强管线钢
1.
The cold cracking sensibility of high tensile pipeline-steel was studied by Ygroove cracking test using seven kinds of high cellulose electrode of vertical down position welding.
采用七种高纤维素型立向下电焊条,通过斜Y坡口裂纹实验,对高强管线钢的冷裂敏感性进行实验研究。
6) high tensile steel tube
高强度钢管
补充资料:高强
(武艺)高超。
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