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(tái)構(gòu)件中的導(dǎo)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(duì)高溫強(qiáng)度較高的SA - 335P91材料在產(chǎn)品中的應(yīng)用，尤其是在集箱制造工藝上的情況進(jìn)行了簡(jiǎn)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(dòng)焊機(jī)是管道環(huán)縫焊接的專用自動(dòng)設(shè)備，自動(dòng)化程度高，運(yùn)行條件惡劣。