Thick wall steel pipe 厚壁钢管英文 ; 厚壁钢管 ; 厚壁无缝钢管
thick wall thickness steel pipe 厚壁钢管
stainless steel thick wall pipe 不锈钢厚壁管
large stainless-steel thick-wall pipe 不锈钢大口径厚壁管
Our company specialize in various specifications of the stainless steel tube, stainless steel square tubes, stainless steel seamless tube, stainless steel mirror tube, capillary, thick wall pipe!
专业供应各种规格的不锈钢管，不锈钢方管，不锈钢无缝管，不锈钢镜面管，毛细管，厚壁管！
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。
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