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1、熔接 fusion welding压接 pressure welding焊接过程weldingprocess焊接技术welding technique焊接工艺welding焊接操作welding焊接顺序welding焊接方向direction焊接位置weldingtechnology/procedureoperationsequenceof weldingpositionsequence熔敷顺序 build-up sequence/deposition焊缝倾角weld slope/inclinationof weldaxis焊缝转角 weld rotation/angle of rotatio
2、n平焊位置flat position of welding横焊位置horizontal position ofwelding立焊位置 vertical position of welding仰焊位置 overhead position of welding平焊 downhand welding/flat position welding横焊 horizontal position welding立焊 vertical position welding仰焊 overhead position welding全位置焊 all position welding ： 熔焊时， 焊件接逢所处空间位置包括
3、平焊、横焊、仰焊等位置所进行的焊接。如水平固定管所进行的环缝焊接向下立焊 vertical down welding/downward welding in t he vertical position向上立焊 vertical up welding/upward welding in the vertical position倾斜焊inclinedpositionwelding上坡焊upwardweldingin the inclined position下坡焊 downward welding in the inclined position对接焊buttwelding角焊 fillet
4、welding搭接焊lap welding船形焊filletweldinginthedownhandposition/fillet welding in the flat position平角焊horizontal filletwelding立角焊filletweldingintheverticalposition仰角焊filletweldingintheoverheadposition坡口焊groove weldingI 形坡口对接焊square butt welding喇叭形坡口焊flare groove welding卷边焊 flanged edge welding纵缝焊接 weldin
5、g of longitudinal seam横缝焊接 welding of transverse seam环缝焊接 girth welding/ circumferential螺旋缝焊接welding of spiral seam/weldingof helical seam环缝对接焊butt welding of circumferentialseam定位焊tack welding单面焊welding byone side双面焊welding byboth sides单道焊single passwelding/single run welding多道焊multi-passwelding单层焊
6、single layerwelding多层焊multi-layerwelding分段多层焊block sequence/block welding分层多道焊multi-layer and multi-pass welding连续焊continuouswelding断续焊intermittentwelding打底焊backing weld封底焊back sealingweld盖面焊cosmetic welding深熔焊deep penetrationwelding摆动焊welding with weaving/weavebead welding前倾焊 foreward welding （ 英国
7、）/ forehand welding （美后倾焊 backward welding（ 英国 ）/ backhand welding（ 美分段退焊 backstep welding跳焊 skip welding对称焊balanced welding/ balancedweldingsequence左焊法leftwardwelding forehandwelding右焊法rightward welding/backhandwelding挑弧焊whippingmethod自动焊automaticwelding手工焊 manual welding/hand welding车间焊接shop weldi
8、ng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/endreturn返修焊 rewelding补焊 repair welding塞焊 plug welding槽焊 slot welding衬垫焊 welding with backing焊剂垫焊 welding with flux backing窄间隙焊narrow-gap welding强制成形焊enclosed welding脉冲电弧焊pu
9、lsed are welding电弧点焊arc spot welding螺柱焊studwelding热风焊hotgas welding高能焊highgrade energywelding固态焊接solid-state welding单面焊双面成形one-side welding with back formation焊接条件welding condition焊接工艺参数welding parameter极性 polarity正接electrodenegative/straightpolarity反接electrodepositive/reversedpolarity运条方式 manipulat
10、ion of electrode焊接电流weldingcurrent焊接电流增加时间welding焊接电流衰减时间welding电流密度currentdensitycurrent upslope timecurrent downslope time短路电流 short circuit current脉冲电流 pulse level/pulse current level脉冲电流幅值pulse current amplitude基值电流background level脉冲频率pulse frequency脉冲焊接电流占空比 duty cycle of pulse duration电弧电压arcv
11、oltage再引弧电压reignition voltage焊接速度welding speed行走速度rateof travel/travel speed送丝速度wirefeed rate线能量heat input/energyinput热输入heat input预热 preheat后热 postheat焊后热处理posweld heat treatment/postheat treatment预热温度preheattemperature层间温度interpasstemperature焊接终了温度finishing temperature后热温度postheating temperature焊丝
12、伸出长度wire extension弧长 arc length熔化速度meltingrate熔化时间meltingtime熔化系数melting coefficient熔敷速度rate of deposition/deposition rate熔敷系数deposition coefficient熔敷效率deposition efficiency损失系数loss coefficient飞 spatter飞溅率spatter loss coefficient融合比fusion ratio稀释 dilution稀释率rate of dilution合金过度系数transfer efficiency/
13、recovery （of an element）坡口 groove坡口面 groove face坡口面角度angle of bevel （ 英国 ）/ bevel angle （美国 ）坡口角度included angle（ 英国 ）/grooveangle（ 美国 ）坡口高度groove depth钝边 root face钝边高度thickness ofrootface/width of root face根部间隙root gap（ 英国 ）/root opening（ 美国 ）根部半径root radius/grooveradius根部锐边root edge卷边高度heightof fla
14、nge卷边半径radiusof flange单面坡口singlegroove双面坡口doublegroove坡口形式groove typeI 形坡口 square grooveV 形坡口single V grooveY 形坡口single V groove with root face双 Y 形坡口 double Vgroove with root face带钝边 U 形坡口 single U groove带钝边双 U 形坡口 double U grooveVY 形坡口 single compound angle groove带钝边 J 形坡口 single J groove带钝边双 J 形坡口 double J groove单边 V 形坡口 single bevel groove双 V 形坡口 double V groove不对称双 V 形坡口 asymmetric double V groove双单边V 形坡口double bevel groove/Kgroove带垫板V 形坡口V groove with backing/single V groove with backing喇叭形坡口 flare groove锁底坡口 single beve
