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