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1、熔接fusionwelding壓接pressurewelding焊接過程weldingprocess焊接技術(shù)weldingtechnique焊接工藝weldingtechnology/procedure焊接操作weldingoperation焊接順序weldingsequence焊接方向directionofwelding焊接位置weldingposition熔敷順序build-upsequencedepositionsequence焊縫傾角weldslope/inclinationofweldaxis焊縫轉(zhuǎn)角w
2、eldrotation/angleofrotation平焊位置flatpositionofwelding橫焊位置horizontalpositionofwelding立焊位置verticalpositionofwelding仰焊位置overheadpositionofwelding平焊downhandwelding/flatpositionwelding橫焊horizontalpositionwelding立焊verticalpositionwelding仰焊overheadpositionwelding全位置焊
3、allpositionwelding:熔焊時,焊件接逢所處空間位置包括平焊、橫焊、仰焊等位置所進行的焊接。如水平固定管所進行的環(huán)縫焊接向下立焊verticaldownwelding/downwardweldingintheverticalposition向上立焊verticalupwelding/upwardweldingintheverticalposition傾斜焊inclinedpositionwelding上坡焊upwardweldingintheinclinedposition下坡焊downwardwe
4、ldingintheinclinedposition對接焊buttwelding角焊filletwelding搭接焊lapwelding船形焊filletweldinginthedownhandposition/filletweldingintheflatposition平角焊horizontalfilletwelding立角焊filletweldingintheverticalposition仰角焊filletweldingintheoverheadposition坡口焊grooveweldingI形坡口對接焊
5、squarebuttwelding喇叭形坡口焊flaregroovewelding卷邊焊flangededgewelding縱縫焊接weldingoflongitudinalseam橫縫焊接weldingoftransverseseam環(huán)縫焊接girthwelding/circumferential螺旋縫焊接weldingofspiralseam/weldingofhelicalseam環(huán)縫對接焊buttweldingofcircumferentialseam定位焊tackwelding單面焊weldingbyo
6、neside雙面焊weldingbybothsides單道焊singlepasswelding/singlerunwelding多道焊multi-passwelding單層焊singlelayerwelding多層焊multi-layerwelding分段多層焊blocksequence/blockwelding分層多道焊multi-layerandmulti-passwelding連續(xù)焊continuouswelding斷續(xù)焊intermittentwelding打底焊backingweld封底焊backsea
7、lingweld蓋面焊cosmeticwelding深熔焊deeppenetrationwelding擺動焊weldingwithweaving/weavebeadwelding前傾焊forewardwelding(英國)/forehandwelding(美國)后傾焊backwardwelding(英國)/backhandwelding(美國)分段退焊backstepwelding跳焊skipwelding對稱焊balancedwelding/balancedweldingsequence左焊法leftwardw
8、eldingforehandwelding右焊法rightwardwelding/backhandwelding挑弧焊whippingmethod自動焊automaticwelding手工焊manualwelding/handwelding車間焊接shopwelding工地焊接sitewelding(英國)/fieldwelding(美國)拘束焊接restraintwel