thick wall pipe

常见例句

It is difficult to perform the friction welding for the thick-wall pipe drilling tool.
针对厚壁管钻具难以进行摩擦焊接的现状，研制了一种厚壁管钻具窄间隙焊接专用机。
This article studies the ring die's high temperature wear-resistance in the process of manufacturing the heavy caliber thick-wall seamless steel pipe.
阐述了超高层建筑大直径厚壁钢管的加工新工艺、新技术要求；提出防止焊接裂纹及振动时效消除焊接应力的措施。
The low temperature thick-wall GRP pipe of the present invention has no delamination, and has excellent mechanical property and heat isolating performance.
用本发明所述的方法制作低温厚壁玻璃钢管，不会出现分层现象，且具有良好的力学性质和隔热性能。
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