环缝焊接girth welding/ circumferential

螺旋缝焊接welding of spiral seam/welding of helical seam

环缝对接焊butt welding of circumferential seam

定位焊tack welding

单面焊welding by one side

双面焊welding by both sides

单道焊single pass welding/single run welding

多道焊multi-pass welding

单层焊single layer welding

多层焊multi-layer welding

分段多层焊block sequence/ block welding

分层多道焊multi-layer and multi-pass welding

连续焊continuous welding

断续焊intermittent welding

打底焊backing weld

封底焊back sealing weld

盖面焊cosmetic welding

深熔焊deep penetration welding

摆动焊welding with weaving/weave bead welding

前倾焊 foreward welding (英国)/ forehand welding (美国)

后倾焊 backward welding(英国)/ backhand welding(美国)

分段退焊backstep welding

跳焊skip welding

对称焊balanced welding/ balanced welding sequence

左焊法leftward welding forehand welding

右焊法rightward welding/backhand welding

挑弧焊whipping method

自动焊automatic welding

手工焊manual welding/hand welding

车间焊接shop welding

工地焊接site welding(英国)/ field welding (美国)

拘束焊接restraint welding

堆焊surfacing/building up/overlaying

隔离层堆焊buttering

端部周边焊boxing/end return

返修焊rewelding

补焊repair welding

塞焊plug welding

槽焊slot welding

衬垫焊welding with backing