girth welding

基本解釋

Owing to the small diameters of conduit pipes and bracing tubes, the girth welding has to be done with one side welding both sides formation technology.
海洋平臺構件中的導管、撐管，因管徑小，其環(huán)焊縫只能采用單面焊雙面成型焊接工藝。
The difficulties and resolve methods concern with SA-335P91 made header fabrication process are introduced herein such as header ruling, girth welding, nozzle and accessories.
針對高溫強度較高的SA - 335P91材料在產(chǎn)品中的應用，尤其是在集箱制造工藝上的情況進行了簡介。
Pipeline all - position automatic welder is kind of special automatic machine for pipeline girth welding. It has high degree of automatization, and can be used in severe conditions.
PAW2000管道全位置自動焊機是管道環(huán)縫焊接的專用自動設備，自動化程度高，運行條件惡劣。