化工厂常用术语英文表达1管道组成件Pipingcomponent1.1管子Pipe管子(按照配管标准规格制造的)pipe管子(不按配管标准规格制造的其他用管)tube钢管steelpipe铸铁管castironpipe衬里管linedpipe复合管cladpipe碳钢管carbonsteelpipe合金钢管alloysteelpipe不锈钢stainlesssteelpipe奥氏体不锈钢管austeniticstainlesssteelpipe铁合金钢管ferriticalloysteelpipe轧制钢管wrought-steelpipe锻铁管wrought-ironpipe无缝钢管seamless(SMLS)steelpipe焊接钢管weldedsteelpipe电阻焊钢管electric-resistanceweldedsteelpipe电熔（弧）焊钢板卷管electric-fusion(arc)-weldedsteel-platepipe螺旋焊接钢管spiralweldedsteelpipe镀锌钢管galvanizedsteelpipe热轧无缝钢管hot-rollingseamlesspipe冷拔无缝钢管cold-drawingseamlesspipe水煤气钢管water-gassteelpipe塑料管plasticpipe玻璃管glasstube橡胶管rubbertube直管runpipe;straightpipe1.2管件Fitting弯头elbow异径弯头reducingelbow带支座弯头baseelbowk半径弯头longradiuselbow短半径弯头shortradiuselbow长半径180°弯头longradiusreturn短半径180°弯头shortradiusreturn带侧向口的弯头（右向或左向）sideoutletelbow(righthandorlefthand)双支管弯头（形）doublebranchelbow三通tee异径三通reducingtee等径三通straighttee带侧向口的三通（右向或左向）sideoutlettee(righthandor1efthand)异径三通（分支口为异径）reducingtee(reducingonoutlet)异径三通（一个直通口为异径）reducingtee(reducingononerun)带支座三通basetee异径三通（一个直通口及分支口为异径）reducingtee(reducingononerunandoutlet)异径三通（两个直通口为异径，双头式）reducingtee(reducingonbothruns,bullhead)45°斜三通45°lateral45°斜三通（支管为异径）45°lateral(reducingonbranch)45°斜三通(一个直通口为异径)45°lateral(reducingononerun)45°斜三通(一个直通口及支管为异径)45°lateral(reducingononerunandbranch)Y型三通（俗称裤衩）true“Y”四通cross等径四通straightcross异径四通reducingcross异径四通（一个分支口为异径）reducingcross(reducingononeoutlet)异径四通（一个直通口及分支口为异径）reducingcross(reducingononerunandoutlet)异径四通（两个分支口为异径）reducingcross(reducingonbothoutlet)异径四通（一个直通口及两个分支口为异径）reducingcross(reducingononerunandbothoutlet)异径管reducer同心异径管concentricreducer偏心异径管eccentricreducer锻制异径管reducingswage螺纹支管台threadolet焊接支管台weldolet承插支管台sockolet弯头支管台elbolet斜接支管台latrolet镶入式支管嘴sweepolet短管支管台nipolet支管台，插入式支管台boss管接头coupling,fullcoupling半管接头halfcoupling异径管接头reducingcoupling活接头union内外螺纹缩接（俗称补芯）bushing管帽cap(C)堵头plug短节nipple异径短节reducingnipple;swagenipple1.3弯管Bend预制弯管fabricatedpipebend跨越弯管（^形）cross-overbend偏置弯管（~形）offsetbend90°弯管quarterbend环形弯管cirelebend单侧偏置90°弯管（?形）singleoffsetquarterbendS形弯管“S”bend单侧偏置U形膨胀弯管（|?形）singleoffset“U”bendU形弯管“U”bend双偏置U膨胀弯管doubleoffsetexpansion“U”bend斜接弯管mitrebend三节斜接弯管3-piecemitrebend折皱弯管corrugatedbend圆度roundness1.4法兰Flange(FLG）整体管法兰integralpipeflange钢管法兰steelpipeflange螺纹法兰threadedflange滑套法兰（包括平焊法兰）slip-onflange(SO);slip-onweldingflange承插焊法兰socketweldingflange松套法兰lapjointflange(LJF)对焊法兰weldingneckflange(WNF)法兰盖blindflange,blind孔板法兰orificeflange异径法兰reducingflange盘座式法兰padtypeflange松套带颈法兰loosehubbedflange焊接板式法兰weldingplateflange对焊环weldingneckcollar（与stubend相似）平焊环welding-oncollar突缘短节stubend,lap翻边端lappedpipeend松套板式法兰looseplateflange压力级pressurerating,p...
