Seamless steel line pipe is a kind of steel pipe without seams, which is mainly used in the places near the mouth of oil well or gas well to transmit oil or gas with high pressure.
无缝管线管主要是用于油井或气井的井口附近输送高压油、气的无焊缝钢管。
This paper discussed the manufacture procedure of seamless steel pipe for high - pressure gas cylinder.
论述了高压气瓶用无缝钢管的制造及其生产工艺。
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