Module4WeldJointGeometry(第4單元焊接接頭幾何形狀）WeldingandNDESymbols焊接和無(wú)損檢測(cè)符號(hào)）

ANSI/AWSA3.0-94StandardWeldingTermsandDefinitions（標(biāo)準(zhǔn)的焊接術(shù)語(yǔ)和定義）Introduction-1of2(簡(jiǎn)介-1/2）Thegeometryofjointsandweldsmustbeclearlystatedandunderstoodbyallpartiesinvolvedwithfabrication（接頭和焊縫的幾何形狀必須清楚的說(shuō)明，且應(yīng)讓所有參與制造的部門理解）TerminologyusedperA3.0andA2.4（使用的術(shù)語(yǔ)參見A3.0和A2.4）Don’tuseslangterms（禁用俚語(yǔ)）Weldingsymbolsareashorthandmethodforclearlystatingexactlywhatweldingistobedoneandwhere（焊接符號(hào)是一種速記方法，它清楚的說(shuō)明是什么焊縫，在哪焊。）Introduction-2of2(簡(jiǎn)介-2/2）

JointandWeldgeometryperA3.0-94（接頭和焊縫幾何形狀按照A3.0-94來(lái)定義）ClassroomdiscussiononA3.0（課堂討論A3.0）WeldingSymbolsperA2.4-98（焊接符號(hào)按照A2.4-98）ClassroomdiscussiononA2.4-98（課堂討論A2.4-98）WITModule4-additionalStudyGuide（WIT第四單元-附加的學(xué)習(xí)指導(dǎo)）WeldorJointGeometry&Terms(焊縫或接頭形狀和術(shù)語(yǔ)）Imperativetoknowthedifferencebetweena‘joint’anda‘weld’andusetermsproperly（必須知道接頭和焊縫的差異，并能正確使用）Standardtermsmustbeusedwhendealingwithweldjointandweldgeometrytoavoiderrorsincommunication（為了避免溝通錯(cuò)誤，當(dāng)涉及到焊縫接頭和焊縫幾何形狀時(shí)，必須使用標(biāo)準(zhǔn)術(shù)語(yǔ)）5BasicJointTypesRefertoA3.0-94,Fig1,page41（參考A3.0-94，圖1，第41頁(yè)）Butt（對(duì)接）Corner（角接）T-Joint（T型接頭）Lap（搭接接頭）Edge（端接接頭）ButtJoint（對(duì)接）

AJointbetween2membersalignedapproximatelyinthesameplane（連接兩個(gè)幾乎在同一平面內(nèi)對(duì)準(zhǔn)的的工件之間的接頭）相對(duì)的兩端進(jìn)行焊接ButtJoint-ApplicableWelds

（對(duì)接接頭-可適用的焊縫）Bevel-groove（單邊V型坡口焊縫）Flare-bevel-groove（單邊喇叭型坡口焊縫）Flare-v-groove（雙邊喇叭型坡口焊縫/V形坡口喇叭型焊縫）J-groove（J型坡口焊縫）Square-groove（I(方)型坡口焊縫）U-groove（U型坡口對(duì)接焊縫）V-groove（V型坡口焊縫）Edge-flange（卷邊端接接頭焊縫）Braze（釬焊）CornerJoint

AJointbetween2memberslocatedapproximatelyatrightanglestoeachotherintheformofanL（兩工件接近垂直，成L型的連接）CornerJoint-ApplicableWelds

（角接-適用的焊縫）Fillet（角焊縫）Bevel-groove(單邊V型坡口焊縫）Flare-bevel-groove（單邊喇叭形焊縫）Flare-v-groove（雙邊喇叭型坡口焊縫）J-groove（J型坡口焊縫）Square-groove(I‘方’型坡口焊縫）U-groove（U型坡口焊縫）V-groove（V型坡口焊縫）Plug（塞焊）Slot（槽焊）Spot（點(diǎn)焊）Seam（滾‘縫’焊）Projection（凸焊）Braze（釬焊）T-Joint

AJointbetween2memberslocatedatapproximatelyrightanglestoeachotherintheformofaT（兩工件接近垂直，成T型的連接）TJoint-ApplicableWelds

（T型接頭-可適用的焊縫）Fillet（角焊縫）Bevel-groove（單邊V型坡口焊縫）Flare-bevel-groove（單邊喇叭型焊縫）J-groove（J型坡口焊縫）Square-groove（方型坡口焊縫）Plug（塞焊）Slot（槽焊）Spot（點(diǎn)焊）Seam（滾焊）Projection（凸焊）Braze（釬焊）LapJoint(搭接)

AJointbetween2overlappingmembersinparallelplanes（兩平行工件相互重疊形成的接頭）LapJoint-ApplicableWelds

（搭接-可適用焊縫）Fillet（角焊縫）Bevel-groove（單邊V型坡口焊縫）Flare-bevel-groove（單邊喇叭型焊縫）J-groove（J型坡口焊縫）Plug（塞焊）Slot（槽焊）Spot（點(diǎn)焊）Seam（滾焊）Projection（凸焊）Braze（釬焊）EdgeJoint（端接接頭）

AJointbetweentheedgesof2ormoreparallel,ornearlyparallel,members（兩個(gè)或多個(gè)平行或接近平行的工件的端部連接）EdgeJoint-ApplicableWelds

（端接接頭-可適用的焊縫）Bevel-groove（單邊V型坡口焊縫）Flare-bevel-groove（單邊喇叭型焊縫）Flare-v-groove（雙邊喇叭型坡口焊縫）J-groove（J型坡口焊縫）Square-groove（方型坡口焊縫）U-groove（U型坡口焊縫）V-groove（V型坡口焊縫）Edge（端接焊縫）Seam（滾焊）JointNomenclature

（接頭專門用語(yǔ)）Jointroot（接頭的根部）Grooveface（坡口面）Rootedge（根部棱邊）Rootface（鈍邊）Bevelangle（單邊角度）Depthofbevel（單邊深度）Grooveangle（坡口角度）Grooveradius（坡口半徑）Rootopening（根部間隙）Edgeshapes（端部形狀）Square（方型）singleordoublebevel（單或雙削邊）singleordoubleJ（單或雙J型）Round（圓型）RefertoA3.0-94,Figs4,5,6,7,pages44–47（參見A30-94，圖4，5，6，7，第44-47頁(yè)）Figure4-JointRoot（圖4接頭根部）Figure5-（圖5-）GrooveFace（坡口面）RootEdge（根部棱邊）RootFace（鈍邊）Figure6-（圖6-）BevelAngle（單邊坡口角度）BevelDepth（坡口深度）GrooveAngle（坡口角度）GrooveRadius（坡口半徑）RootOpening（根部間隙）Figure7-EdgeShapes（圖7-端部形狀）Square（方型，直邊）SingleBevel（單邊V型）DoubleBevel（雙邊V型）SingleJ（單J型）DoubleJ（雙J型）Flange（卷邊）Round（圓型）JointGeometry-KeyLearnings

（接頭幾何學(xué)-關(guān)鍵點(diǎn)）RefertoA3.0-94,Figures4,5,6,pages44–46（參見A3.0-94，圖4，5，6，第44-46頁(yè)）Ajointrootcanbelinearinnature,oranarea(接頭根部可能是實(shí)際的線狀，或者一個(gè)區(qū)域）AsurfacecanbebothaRootface&aGrooveface（表面可以是鈍邊和坡口面）AnanglecanbebothaBevelangleandaGrooveangle（角度可以是單邊坡口角度和坡口角度）WeldJoints（焊接接頭）RefertoA3.0-94,Figs8,9,10,14,15（參見A3.0-94，圖8,9,10,14,15）Singlegroove- p48(單面坡口-48頁(yè)）Double-groove-p49（雙面坡口-49頁(yè)）FlangedJoints-p50（卷邊接頭）SeamandSpot-p53（滾焊和點(diǎn)焊-53頁(yè)）Various-p54（其它-54頁(yè)）Fig8-SingleGrooveWelds（圖8-單面坡口焊縫）SingleSquare（單面方型）SingleBevel（單面坡口）SingleV（單V）SingleJ（單J）SingleU（單U）SingleFlareBevel（單面單邊喇叭口）SingleFlareV（單面V型喇叭口）Fig9-DoubleGrooveWelds（雙面坡口焊縫）DoubleSquare（雙面方型）DoubleBevel（雙面削角）DoubleV（雙面V型）DoubleJ（雙J面型）DoubleU（雙U面型）DoubleFlareBevel（雙面單邊喇叭口）DoubleFlareV（雙面V型喇叭口）Fig10-FlangedWeldsEdge-FlangedButtEdge-MeltThroughEdge-FlangedCornerSquare,FlareVRSWinFlangedCornerFillet,Flare-BevelinTFig14-Seam,SpotWelds（滾焊，點(diǎn)焊）ArcSeamWeld電弧縫焊EBSeamWeld（滾焊）RSWSeamWeld（滾焊）RSWSpotWelds（點(diǎn)焊）ArcSpotWelds（弧點(diǎn)焊）Fig15-VariousWelds（其他的焊縫）UpsetWeld電阻對(duì)焊FlashWeld（閃光焊）SurfacingWeld堆焊SlotWelds（槽焊）PlugWelds（塞焊）FilletWelds（角焊縫）WeldingPosition

（焊接位置）RefertoA3.0-94,Figs16-21,pages55-64（參見A3.0-94，圖16-21，第55-64頁(yè)）Reviewpositiondiagrams&tablesforgrooveandfilletweldsinplateandpipe-pages55-57(審核板和管的坡口及角焊縫的位置圖表-第55-57頁(yè)）Reviewweldingtestpositionsforgrooveandfilletweldsonplateandpipe-pages58-63（審核板和管的坡口及角焊縫的焊接位置-第58-63頁(yè)）Note

error

inFig19D,page61ReviewTorchPositioninFig21,page64（審核圖21中的火焰位置）WeldingBeads,Sequences焊道，順序RefertoA3.0-94,Figs22-23,pages65–67（參見A3.0-94，圖22-23，第65-67頁(yè)）Stringerbead（直焊道）Weavebead（擺動(dòng)焊道）Backstepsequence（分段退焊順序）Blocksequence（分段多層焊）Cascadesequence（階梯形多層焊）Layersvsbeads（層與道）PartsOfAWeld

（焊縫的要素）RefertoA3.0-94,Fig24,Toe（焊趾）Face（表面）Facereinforcement（表面余高）Rootreinforcement（根部余高）Rootsurface（根部表面）WeldRoot（焊縫根部）pages68-70Bead（焊道）Backweld（背面焊縫）Backingweld（封底焊縫）Spacer（墊塊）Heat-AffectedZone(HAZ)（熱影響區(qū)）Fig24-PartsofWelds（圖24-焊縫的要素）WeldFace（焊縫表面）WeldToe（焊趾）FaceReinforcement（表面加強(qiáng)高）RootReinforcement（根部加強(qiáng)高）WeldRoot（焊縫根部）BackWeld（背面焊縫）BackingWeld（打底焊縫）Fig24-PartsofWelds（圖24-焊縫的要素）WeldRoot（焊縫根部）Leg,Face,Toe（焊角，焊面，焊趾）Spacer（墊塊）WeldMetal（焊縫金屬）HeatAffectedZone（熱影響區(qū)）Fig24-PartsofWelds（圖24-焊縫的要素）WeldRoot（焊縫根部）WeldBead（焊道）DilutionPercent（稀釋率）WeldSizes&Terms

（焊接尺寸和術(shù)語(yǔ)）ConvexFillet（凸?fàn)罱呛缚p）Leg,sizeequal（焊角尺寸，焊縫尺寸等同）Convexity(焊縫凸度）Actualthroat（實(shí)際厚度）Effectivethroat（有效厚度）Theoreticalthroat（理論厚度）ConcaveFillet（凹狀角焊縫）Leg（焊角尺寸）Size(lessthanleglength)（焊縫尺寸，小于焊角長(zhǎng)度）Concavity（焊縫凹度）Actual,Effectivethroatsequal（實(shí)際厚度于有效厚度等同）Theoreticalthroat（理論厚度）RefertoA3.0,Fig25,pages71-72ConvexFilletWeld

（凸?fàn)罱呛缚p）ConcaveFilletWeld

（凹面角焊縫）Joint&RootPenetration

（接頭和根部熔透）NoteIncompleteJointPenetrationdimension（標(biāo)注非完全熔透焊縫尺寸）IncompleteJointPenetration

（未焊透接頭）RefertoA3.0,Fig26pages75-76Termusedonlyinreferencetogroovewelds（本術(shù)語(yǔ)僅限于坡口焊縫）IfonlyPartialPenetrationisintended,itisincorrecttorefertotheweldasIncompleteJointPenetrationIncompleteJointPenetration（非完全熔透接頭）(OrPartialJointPenetrationifintended)（或者是部分熔透接頭）Etotalcanneverbe>basemetalthickness（總數(shù)E不可能大于母材厚度）IncompleteJointPenetrationError

（未焊透接頭錯(cuò)誤）Fig26(c)-page75-IncompleteJointPenetration referencedimensionisinerroronsketch（未焊透接頭圖上的參考尺寸是錯(cuò)誤的）Error!（錯(cuò)誤）CorrectDimensionMelt-through,RootSurfaces

（熔透，根部表面）RefertoA3.0-94,Fig27,page77Melt-through（熔透）Convexrootsurface（凸?fàn)罡勘砻妫〤oncaverootsurface（凹狀根部表面）Slangtermis‘suckback’-Don’tUse（俚語(yǔ)里用‘suckback’-不要使用）IncompleteFusion(未熔合）RefertoA3.0-94,Fig29,page79Usedinreferencetobothgrooveandfilletwelds（用于坡口焊縫和角焊縫）Slangtermoftenmisusedis‘coldlap’（俚語(yǔ)里常被誤用為‘coldlap’)IncompleteFusion未融合-1/2

IncompleteFusion-2of2

（未熔合-2/2）FusionWeldTerms

（熔合焊縫術(shù)語(yǔ)）RefertoA3.0,Figure30,page80（參見A3.0，圖30，第80頁(yè)）WeldDiscontinuities

（焊縫的不連續(xù)性）RefertoA3.0-94,Fig32,33,pages82–83（參見A3.0-94，圖32,33,第82-83頁(yè)）Cracks-seenomenclatureinFig33(裂紋-見圖33的專門術(shù)語(yǔ)）Undercut（咬邊）Overlap（焊瘤）Underfill（未焊滿）ANSI/AWSA2.4-98StandardSymbolsforWelding,Brazing,andNondestructiveExamination（焊接，釬焊及無(wú)損檢測(cè)的標(biāo)準(zhǔn)符號(hào)）WeldingSymbols–Introduction

（焊接符號(hào)-簡(jiǎn)介）RefertoA2.4-98（參見A24-98）Ashorthandmethodofconveyingweldinginformation（傳遞焊接信息的一種速記法）AWSsystemusedallovertheworld（全世界都使用的AWS系統(tǒng)）Modifiedasnecessarytoreflectneedsofindustries（應(yīng)工業(yè)的需要進(jìn)行修改）Verysimple,butaverypowerfulsystemforconveyinginformation（很簡(jiǎn)單，但能傳遞很多有用的信息）WeldSymbolvsWeldingSymbol

（焊縫符號(hào)與焊接符號(hào)）AWeldSymbolindicatesthetypeofWeld,andmaybeapartofthe:(焊縫符號(hào)表示了焊縫的形式，它也可能是焊接符號(hào)的一部分)WeldingSymbol-thecompleteinformationneededtoconveythenecessaryweldinginformationtoallparties,includingthewelder.Itcontainsseveralelements,includingtheWeldSymbol.(焊接符號(hào)-需要轉(zhuǎn)換必要的焊接信息到所有部門，包含焊工。這全部信息包含許多元素，也包含焊縫符號(hào)）WeldSymbols（焊縫符號(hào)）

GrooveWeldTypes–8

(坡口焊縫的形式-8）Square（方型）Scarf（斜接）V（V型）Bevel（單邊）U（U型）J（J型）Flare-V（V型喇叭口）Flare-bevel（單邊喇叭口）Theaboveweldsmaybeappliedtoonesideorbothsidesofthejoint,orincombination.以上焊縫可能是單面焊、雙面焊或兩者的組合OtherWeldTypes–11

（其它的焊縫形式-11）Fillet（角接）PlugorSlot（塞焊或槽焊）Stud*（螺柱焊）SpotorProjection（點(diǎn)焊或凸焊）Seam（滾焊）BackorBacking（背面焊或封底焊）Surfacing*（表面堆焊）Edge（端部）*Studandsurfacingsymbolsarealwaysplacedbelowreferenceline.（*螺柱焊和表面堆焊符號(hào)總是放在參考線以下）WeldingSymbols–Rules

（焊接符號(hào)-規(guī)則）Symbolswithaperpendicularlegshallhavetheperpendicularlegdrawnontheleftsideofthesymbol.(fillet,bevel-groove,J-groove,andflare-bevel-groove)ThesymbolsforStudandSurfacingweldsshallalwaysbedrawnbelowthereferenceline.（螺柱焊和堆焊的符號(hào)總是被放在參考線以下）WeldingSymbol

（焊接符號(hào)）SupplementarySymbols

（附加的符號(hào)）ElementsofWeldingSymbols

（焊接符號(hào)的要素）RequiredElements（要求的元素）ReferenceLine-alwayshorizontal（參考線-總是水平的）Arrow（箭頭）OptionalElements（選擇的元素）Multiplereferencelines（多重參考線）Tail（尾部）WeldSymbol（焊縫符號(hào)）Dimensions（尺寸）SupplementarySymbols（附加元素符號(hào)）Finish（成型）Specification,Process（規(guī)范，工藝）ArrowNotation（箭頭注釋）Informationapplicabletothearrowsideofthejointisplacedbelowthereferenceline（箭頭側(cè)接頭的信息放在參考線以下）Informationapplicabletotheothersideofajointisplacedabovethereferenceline（接頭另一側(cè)的信息放在參考線上方）ArrowSideWeldSymbols

（箭頭側(cè)焊縫符號(hào)）OtherSideWeldSymbols

（另一側(cè)焊縫符號(hào)）SideSignificance

TheWeldSymbolstraddlesthereferencelinewhenthereisnosideSignificance（當(dāng)焊縫符號(hào)跨在參考線上時(shí)表示在哪邊沒有意義ResistanceSpotWeld（電阻點(diǎn)焊）ResistanceSeamWeld（電阻滾焊）FlashWeld（閃光焊）BreakinArrowLine

（拐彎的箭頭線）

Abreakinthearrowlinesignifiesthatthememberthearrowpointstoisthememberreceivingtheedgepreparation.（箭頭線指向的一側(cè)表示要開坡口）CombinedWeldSymbols

（組合焊縫符號(hào)）

Forjointsrequiringmorethanoneweldtype,aweldsymbolshallbeusedtospecifyeachweld（當(dāng)接頭需要多種焊接形式時(shí)，焊接符號(hào)將用來(lái)特指每條焊縫）MultipleArrows（多箭頭）

Twoormorearrowsmaybeusedforasinglereferencelinetodenotelocationswhereidenticalweldsarespecified.（兩個(gè)或多個(gè)箭頭可以用于單條參考線，它特指不同的位置使用相同的焊縫）MultipleReferenceLines

（多條參考線）Twoormorereferencelinesmaybeusedtoindicateasequenceofoperations.（兩條或多條參考線可以用來(lái)表示操作的順序）Thefirstoperationisalwaysonthereferencelinenearestthearrow.（第一操作總在參考線上離箭頭最近的位置）FieldWeld&WeldAll-Around

（現(xiàn)場(chǎng)焊縫和周向焊縫）TheFieldWeldsymbolisasolidflag,andisalwayslocatedatjunctionofthearrowandreferenceline.（現(xiàn)場(chǎng)焊縫符號(hào)是一個(gè)實(shí)心的旗子，且總位于箭頭和參考線的連接處）TheWeldAll-Aroundsymbolisacircleandislocatedatjunctionofthearrowandreferenceline.（周向焊接符號(hào)是一個(gè)圓，位于箭頭和參考線的連接處）Tail（尾部）

TheTailisusedtospecifyweldingprocessinformationorothersuchinformationneededtoconveythenecessaryweldingdetails.（末端用于特指焊接工藝信息或其他需要轉(zhuǎn)換的必需的焊接細(xì)節(jié)）WeldingandNDESymbols

（焊接和無(wú)損探傷符號(hào)）WeldingandNDEsymbolscanbecombinedonthesamereferenceline,oronseparatemultiplereferencelines.（焊接和無(wú)損檢測(cè)符號(hào)能組合在同一參考線上，或者單獨(dú)的多條參考線上）CombiningweldingandNDEsymbolsonmultiplereferencelinesoftenclarifiestheexactsequenceofoperationsrequired.（在多條參考線上的組合焊接和無(wú)損檢測(cè)符號(hào)常能澄清確切的要求操作的順序）WeldContours&Finishing

（焊縫外型和處理）Weldsurfacescanbecontouredtoseveralshapes;convex,concave,flush,orflat.（焊縫外型可以有多種形式：凸?fàn)?，凹狀，平或方型）Finishingmethodsareabbreviatedasshown.（光潔度方法的縮寫如圖所示）‘U’denotescontourmethodis‘Unspecified’（表示外型方法的’U’是未特別指出的）Contoursymbolw/ofinishsymbolmeansas-weldedSymbolDimensions?

（符號(hào)尺寸）Tolerances,ifrequired,aretobeplacedintail（如果要求的話，允許誤差應(yīng)放在末端）WeldingSymbolsareusuallydrawnwithoutdimensionunitssuchasinchesormillimeters.（焊縫符號(hào)上常常沒有標(biāo)尺寸單位，如英寸或毫米）But,WeldingSymbolstobeusedforpublicationsorthoserequiringhighprecisionshouldbedimensionedandhavethedimensionaltolerancesnotedwithinthetail.（但，用于出版或需要高精度的焊接符號(hào)必須標(biāo)定尺寸，且將尺寸公差標(biāo)在末端）SymbolExamples（符號(hào)例子）Arrowside-V-groove（箭頭側(cè)-V型坡口）Otherside-V-groove（另一側(cè)-V型坡口）Bothsides-V-groove（雙側(cè)-V型坡口）SymbolExamples（符號(hào)例子）BackorBacking,singleJ-groove,fillet（背焊或封底的單面J型坡口，角焊縫）Single-bevel-groove,doublefillet（單邊V型坡口，雙面角焊縫）SymbolExamples（符號(hào)例子）Weldall-aroundsymbolisaveryusefulsymbol（周向焊縫符號(hào)是很有用的符號(hào)）Multi-planeweldrequirementsareverysimpletosketchusingsymbol（多平面焊縫要求用符號(hào)是很簡(jiǎn)單畫的）SymbolExamples（符號(hào)例子）Square-groovebuttwithmelt-through（方坡口對(duì)接且熔透）Edgeweldonflangedbuttwithmelt-through（卷邊對(duì)接中的端接焊縫并且熔透）Edgeweldonflangedcornerjointwithmelt-through（卷邊角接接頭中的端接焊縫要熔透）GrooveWeldDimensions-1of9

（坡口焊縫尺寸-1/9）DepthofBevel,S,andSizeofWeld,(E)placedtotheleftofthesymbol（坡口深度S和焊縫尺寸E置于焊縫符號(hào)的左邊）1/4inchbevelwitha3/8inchweld(1/4”的坡口和3/8“的焊縫)(Nodimensionsmeanscompletepenetration)(不標(biāo)明尺寸表示全熔透)GrooveWeldDimensions-2of9

(坡口焊縫尺寸-2/9)

RefertoA2.4,Fig15,pg31(見第31頁(yè),圖15,A2.4)ExamplesofGrooveWeldBevel&WeldDimensions(坡口及焊縫尺寸示例)

Nodimensionsmeanscompletepenetration)(不標(biāo)明尺寸表示全熔透)GrooveWeldDimensions-3of9

(坡口焊縫尺寸-3/9)TheRootOpeningisplacedwithintheweldsymbolorjustoutside,andonlyononesideofthereferenceline(根部間隙標(biāo)注于焊接符號(hào)內(nèi)側(cè)或旁邊,并僅限于參考線的一側(cè))Inchesormmpershoppractice(依車間習(xí)慣,單位為英寸或毫米)GrooveWeldDimensions-4of9

(坡口焊縫尺寸-4/9)GrooveAngleisplacedjustoutsidetheweldsymbol(坡口角度標(biāo)注于焊接符號(hào)外側(cè))GrooveWeldDimensions-5of9

(坡口焊縫尺寸-5/9)

Thelengthoftheweldshallbeplacedtotherightoftheweldsymbol.Nodimensionrequiredifweldiscontinuousforfulllengthofjoint.(焊縫長(zhǎng)度標(biāo)注于焊接符號(hào)右側(cè),如焊縫為接口全長(zhǎng)的連續(xù)焊縫,則無(wú)須標(biāo)注長(zhǎng)度)GrooveWeldDimensions-6of9

(坡口焊縫尺寸-6/9)

Pitchisthedistancebetweencentersofadjacentweldsegments.Pitchlengthisshowntotherightoftheweldlengthdimensionfollowingahyphen.(焊縫間距是指相鄰兩段焊縫中心之間的距離,其長(zhǎng)度標(biāo)注于焊縫長(zhǎng)度的右側(cè),通過(guò)連字符相連)GrooveWeldDimensions-7of9

(坡口焊縫尺寸-7/9)

Chainintermittentwelddimensionsaretobeplacedonbothsidesofreferenceline,andoppositeeachother(并排斷續(xù)焊縫尺寸標(biāo)注于參考線兩側(cè),且相互對(duì)應(yīng))GrooveWeldDimensions-8of9

(坡口焊縫尺寸-8/9)

Staggeredintermittentwelddimensionsaretobeplacedonbothsidesofreferenceline,andoffsetfromeachother.(錯(cuò)位斷續(xù)焊縫尺寸標(biāo)注于參考線兩側(cè),且相互錯(cuò)開一定的偏移量)GrooveWeldDimensions-9of9

(坡口焊縫尺寸-9/9)

RefertoA2.4,Fig30,pages36,37(見第36,37頁(yè),圖15,A2.4)Flare-Bevel&Flare-Vwelds(卷邊坡口和卷邊V型焊縫)BackandBackingWelds

背面焊和封底焊Thebackandbackingweldsymbolsareidentical.Thesequenceofweldingdetermineswhichdesignationapplies.(背面焊和封底焊的符號(hào)是相同的,它是由焊接順序決定的)Backweldmadeaftergrooveweld(背面焊是在坡口焊完成后進(jìn)行的)Backingweldmadebeforegrooveweld(封底焊是在坡口焊之前進(jìn)行的)BackWeld(背面焊)

Thebackweldsymbolisplacedonthereferencelineoppositethegrooveweldusingasinglereferencelinewithnoteintail.Or,usemultiplereferencelines.(封底焊符號(hào)標(biāo)注于參考線與坡口焊符號(hào)相對(duì)的位置,并引出兩條線做說(shuō)明,或通過(guò)增加一條參考線來(lái)說(shuō)明)BackingWeld(封底焊)

Thebackingweldsymbolisplacedonthereferencelineoppositethegrooveweldusingasinglereferencelinewithnoteintail.Or,usemultiplereferencelines.(打底焊符號(hào)標(biāo)注于參考線與坡口焊符號(hào)相對(duì)的位置,并引出兩條線做說(shuō)明,或通過(guò)增加一條參考線來(lái)說(shuō)明)JointWithBacking(接頭墊板)

Thebackingsymbolisplacedonthereferencelineoppositetheweldsymbol.The“R’’referstoremovingthebackingafterweldingiscompleted.(墊板符號(hào)標(biāo)注于參考線上與焊縫符號(hào)相對(duì)的一側(cè),”R”表示墊板在焊接完成后去除)JointWithSpacer(接頭墊塊)

Thespacersymbolstraddlesthereferencelinewithintheweldsymbol.Material,sizeintail.(墊塊符號(hào)標(biāo)注于參考線內(nèi),其材質(zhì)和尺寸見焊接符號(hào)尾部)FilletWeldDimensions-1of5(角焊縫尺寸1/5)

Thefilletweldsizeisshowntotheleftofthesymbol.Fordoublefillets,eachisdimensioned.(角焊縫尺寸標(biāo)注于焊接符號(hào)左側(cè),對(duì)雙面角焊縫,每個(gè)尺寸都需標(biāo)注)FilletWeldDimensions-2of5(角焊縫尺寸2/5)

ArrowSideversusOtherSideforFilletwelds.Fordoublefilletwelds,eachisdimensioned.(箭頭所指為角焊縫的另一側(cè),對(duì)雙面角焊縫,每個(gè)尺寸都需標(biāo)注)FilletWeldDimensions-3of5(角焊縫尺寸3/5)

Thefilletweldsizeforunequallegfilletsisshowntotheleftofthesymbol,withclarifyinginformationinthetail.(不等尺寸的角焊縫見焊接符號(hào)左側(cè),其他說(shuō)明見符號(hào)尾部)FilletWeldDimensions-4of5(角焊縫尺寸4/5)

Thefilletweldlengthisshowntotherightoftheweldsymbol.Whenfilletweldisthefulllengthofthejoint,nodimensionisrequired.(角焊縫長(zhǎng)度見焊接符號(hào)右側(cè),當(dāng)角焊縫要填滿整個(gè)焊接接頭時(shí),則無(wú)須標(biāo)注)FilletWeldDimensions-5of5角焊縫尺寸Intermittentfilletweldsfollowthesamerulesasintermittentgrooveweldsregardingpitchandplacementofdimensionstotherightoftheweldsymbol.(斷續(xù)角焊縫的標(biāo)注與斷續(xù)坡口焊縫方法相同,其間距和位置標(biāo)注于焊接符號(hào)的右側(cè))Chainandstaggeredfilletsareused(可使用同步和錯(cuò)位的角焊縫)Filletweldfinishingsymbolssameasforgroovewelds(角焊縫的成型符號(hào)與坡口焊縫相同)PlugWelds-1of4(塞焊1/4)

Plugweldsizeisshowntotheleftoftheplugweldsymbol,andisprecededbythediametersymbol,.Plugweldsizeisthediameteroftheholeatthefayingsurface(塞焊尺寸標(biāo)注于焊接符號(hào)左側(cè),前面是直徑符號(hào),塞焊尺寸是接觸面上圓孔的直徑)PlugWelds-2of4(塞焊2/4)

Countersinkangleisshownjustoutsidetheweldsymbol.(埋頭孔的角度標(biāo)注于焊接符號(hào)旁邊)PlugWelds-3of4(塞焊3/4)

Depthoffillingisshownasalineardimensionwithintheplugweldsymbolwhenlessthancomplete.(當(dāng)不用填滿時(shí),填充深度為塞焊的線尺寸)PlugWelds-4of4(塞焊4/4)

Thepitchisshowntotherightofthesymbol.Thenumberofplugweldsisshownjustoutsidetheweldsymbol,inparentheses(間距標(biāo)注在焊接符號(hào)右側(cè),括號(hào)內(nèi)的數(shù)字表示塞焊數(shù)量)SlotWelds(槽形焊)Theslotweldsymbolisidenticaltotheplugweldsymbol(槽形焊符號(hào)與塞焊符號(hào)相同)Allconventionsforslotweldsareidenticaltothatofplugweldsexceptthatthediametersymbol,,isnotusedforslotwelds(除直徑符號(hào)外,槽形焊與塞焊的所有慣例均相同)Theprimarydifferencebetweenthetwotypesistheslotisanelongatedholehavingawidthandlengthratherthanadiameter(二者之間的主要區(qū)別是槽形焊不是一個(gè)圓,它是有長(zhǎng)度和寬度的)SlotWeldSymbol(槽焊符號(hào))

SlotWelds(槽焊)

Note:Nosymbol isused注:不用直徑符號(hào)SpotorProjectionWelds-1of4(點(diǎn)焊或凸焊1/4)

Thespotweldsymbolmaystraddlethereferencelinewhenthereisnosidesignificance,orbeplacedoneithersideifsignificant.(當(dāng)側(cè)面不重要時(shí),點(diǎn)焊符號(hào)可跨在參考線上,當(dāng)側(cè)面重要時(shí),點(diǎn)焊符號(hào)可標(biāo)注于參考線任何一側(cè))Spotsizeorstrengthtoleftofsymbol(點(diǎn)焊尺寸或強(qiáng)度在焊接符號(hào)左側(cè))Projectionweldsymbolsareshownaboveorbelowthereferenceline,andrequirethePWdesignationinthetailofthesymbol.(凸焊符號(hào)可標(biāo)注于參考線上面或下面,特定要求見尾部符號(hào))SpotorProjectionWelds-2of4點(diǎn)焊或凸焊

Weldingsymbolshowingspotweldsize,number,andweldingmethod.(焊接符號(hào)標(biāo)明了點(diǎn)焊的尺寸,數(shù)量及焊接方法)SpotorProjectionWelds-3of4(點(diǎn)焊或凸焊3/4)

Spacingisshowntotherightofthesymbol(間隔標(biāo)注于符號(hào)右側(cè))Numberrequiredisshownjustoutsidethesymbol,inparentheses(數(shù)量標(biāo)注于符號(hào)旁邊的括號(hào)內(nèi))SpotorProjectionWelds-4of4Projectionweldsymbol(凸焊符號(hào))SeamWelds-1of2(縫焊1/2)Symbolmaybeoneitherside,orstraddlingreferenceline(符號(hào)可標(biāo)注于參考線任何一側(cè),或跨在參考線上)Dimensioningasbefore;sizetoleftofsymbol,lengthandpitchtoright(尺寸標(biāo)注如前,尺寸位于符號(hào)左側(cè),長(zhǎng)度和間距位于右側(cè))Maybespecifiedbysizeorstrength(尺寸和強(qiáng)度可指定)Maybecontinuousorintermittent(是連續(xù)焊或是斷續(xù)焊)Numbershowninparenthesesaboveorbelowweldsymbol(數(shù)量標(biāo)注在括號(hào)內(nèi),處于符號(hào)上側(cè)或下側(cè))SeamWelds-2of2(縫焊2/2)Seamweldweldingsymbol.Noteinfointail(縫焊符號(hào),說(shuō)明見尾部)EdgeWelds-1of3(端接焊1/3)Usedtospecifyedgeweldsonedgejointsandflangedbuttorflangedcornerjoints(通常用來(lái)表示邊緣接頭及法蘭對(duì)接,或法蘭角接)Fullthicknessofjointmembersmustbefused(接頭部位必須在厚度方向全尺寸熔合)Sizetoleftofsymbol,lengthandpitchtoright(尺寸標(biāo)注在左