工业管道sch壁厚等级对照表

工业管道sch壁厚等级对照表工业管道sch壁厚等级对照表PAGE工业管道sch壁厚等级对照表C·SH5s、10s、40s、80s用于不锈钢管件。·SCH5s、10s、40s、80sappliesforstainlesssteel.公称通径NominalPipeSize外径OutsideDiameter公称壁厚TNorminalWallThicknessNPSDNDSCH5sSCH10sSCH10SCH20SHC30SCH40sSTDSCH40SCH60SCH80sXSSCH80SCH100SCH120SCH104SCH160XXS1/81/43/86810------------------------------------------------------------------------------------------1/23/41152025---------------------------------------------------------------11/411/22324050---------------------------------------------------------------21/2331/2658090---------------------------------------------------------------------456100125150------------------------------------------------------81012200250300---------141618350400450---------------------------202224500---600508559610------------------------------262830---700---660711762---------------------------------------------------------------------------------------------------------323436800---900813864914---------------------------------------------------------------------------------------------------384042---1000---96510161067---------------------------------------------------------------------------------------------------------------------------------------4446481100---1200111811681219---------------------------JISB2311、B2312、B2313公称通径NominalPipeSize外径OutsideDiameter公称壁厚TNorminalWallThicknessDNNPSDSGPSCH5sSH10sSCH10SCH20SCH30SCH40sSTDSCH40SCH60SCH120SCH140SCH160XXS1520251/23/41---------------------------SCH80sSCH100---------------------------32405011/411/22---------------------------------------------------------------65809021/2331/2---------------------------------------------------------------------100125150456------------------------------------------------------20025030081012---------350400450141618------------------500550600202224---------------------------650700750262830---------------------------------------------------------------------------------------------------------------800850900323436---------------------------------------------------------------------承插焊管件（一）SocketWeldingFittingsGB/T14383、SH3410、HG/T21634、ASME、JISB2316公称通径NominalPipeSize承插孔深度DepthofSocket壁厚WallThickness中心至承插孔底CentertoBottomofSocketACmin90°弯头、三通、四通90°Elbow、Tee、Cross45°弯头45°ElbowDNNPSJminSCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS900068101/81/43/8101010---------111114111416---------8888811---------1520251/23/4110131316192219222725283211131413141816192132405011/411/22131316273238323841353854182125212529222528658010021/234161619------------4157675764------------2932413235------------·本表列出的为承插焊管件各相同部分尺寸，不同规定的接管尺寸及承插孔径d1、流通孔径d2尺寸见承插焊管件的接管外径、承插孔径及流通孔尺寸表。·当产品为异径时，流通孔d2的尺寸用异径公称通径相对的d2尺寸、中心至承插孔底的尺寸A与同径管件相同。·TheabovelistshowssizesofthesamepartsofSWsizesofdifferentcodespipes,socketdiameterd1andborediameterd2refertothelistofthepipeoutsidediameter,socketdiameterandborediameterofSWfittings.·Astothereducingfittings,sizeoftheborediameterd2appliestotherelevantsized2ofthereducingnorminalpipesize,sizeofcentertothebottomofsocketAissametothestraightfittings,承插焊和螺纹活接头UnionsofSocket-Welding&ThreadedHG/T21634、MSSSP-83公称通径NominalPipeSize外径EndDIA壁厚WallThickness螺母厚度Nut螺帽每英寸的螺纹扣数ThreadsPerinch球面凸缘厚度MaleFlange定位口高度Bearin公称装配长度LengthAssemNominat结构尺寸LayingLength流通孔径BoreDminCminGminHFminhminLEd2DNNPS承插焊Socket螺纹Thread承插焊Socket螺纹Thread承插焊Socket螺纹Thread68101/81/43/81616144141462121241520251/23/4114111149576224293032405011/411/22101010717786373839658021/23881021095659·活接头适用于3000及3000以下级别；管件级别代号与管子壁厚等级的关系见后。·接管尺寸承插孔径d1、流通孔径d1、流通孔径d2和承插孔深度J与ASME规定相同。·Unionsonlyapplietotheclass3000andbelowit;therelationsofpressuregradeandschedulerefertohereafter.·Dimensionsofpipe,socketdiameterd1,borediameterd2andthelengthofthedepthofsocketJaresametorequirementsofASME.承插焊管件的接管外径、承插孔径及流通孔径尺寸表ListofThePipeOutsideDiameter,SocketDiameterandBoreDiameterfoSWFittings公称通径NominalPipeSizeGB/T14383(A)SH3410GB/T14383(B)、HG/T21634(metric)JISB2316HG/T21634(NPS)、ASME接管外径PinpeDIA承插孔径SocketDIA流通孔径BoreDIA接管外径PinpeDIA承插孔径SocketDIA流通孔径BoreDIA接管外径PinpeDIA承插孔径SocketDIA流通孔径BoreDIA接管外径PinpeDIA承插孔径SocketDIA流通孔径BoreDIA接管外径PinpeDIA承插孔径SocketDIA流通孔径BoreDIADNNPSDd1d2Dd1d2DD1d2Dd1d2Dd1d2SCH80SCH160SCH80SCH160XXSSCH803000SCH1606000SCH80SCH16030006000900068101/81/43/8------------------------------------------17------------10------------------------------------------------------------------------1520251/23/412227341519251216217111618253232405011/411/22424860323849293443222838384557658010021/234---承插焊管件尺寸的极限偏差TolerancesforSocket-WeldingFittngs公称通径NominalPipeSize所有管件AllFittings所有管件AllFittings45°、90°弯头、三通、四通、45°斜三通45°、90°Elbows、Tees、Crosses、Laterals双承口管箍Couplings单承口箍、半管接头、异径插入件Half-CouplingsBossReducerInserts异径插入件ReducerInserts异径插入件ReducerInserts活接头（含螺纹）Unions(compriisethreadedunions)承插孔径SocketDIA流通孔径BoreDIA中心至承插孔底CentertoBottomofSocket结构长度LayingLength结构长度LayingLength主体外径ShankDIA插入端长度ShankLength公称装配长度LengthAssemNominalDNNPSd1d2A、HEFSDSLL6-81/8-1/4+0±±±±------±10-203/8-3/4±±±±0±25-501-2±±±±0±65-10021/2-4+0±±±±±0±·不同标准规定的极限偏差可能会略有差异，使用时请查阅原标准。·Theremaybedifferencesbetweenthetolerancesofthedifferentcodes,andwhenusingpleaserefertotheoriginalcodes.SCH160和双加厚管的公称壁厚ASMENominalWaillThcknessofSchedule160andDoubleExtraStrongPipeInASME公称通径NominalPipeSize公称壁厚NorminalWallThicknessDNNPSSCH160XXS61/881/4103/8·由于ASME未包括DN6、8和10的SCH160和XXS的壁厚，表列数值可作为确定额定值时管子的公称壁厚。·SinceASMEdoesnotincludeSchedule160norincludedoubleExtraStrongthicknessforDN6,8,and10,thevaluesintablemaybeusedasthenominalwallthincknessesofthepipeforratingpurposes.管件级代号与管子壁厚代号的关系RelevanceofFittingsClasswithScheduleNunberorWallDesignationofpipeforCalculationofRatings管件级别代号classdesignationfoFitting管件连生产建设形式TypeofFitting用作额定计算依据的管子PipeUsedforRatinBasis管子表号ScheduleNO.管壁代号WallDesignation2000螺纹Threaded80XS3000螺纹Threaded160---6000螺纹Threaded---XXS3000承插焊Socket-Welding80XS6000承插焊Socket-Welding160---9000承插焊Socket-Welding---XXS·本表并未限制使用较薄或较厚壁厚的管子和管件。实际采用的管子公称壁厚可小于或大于本表所示的管子公称壁厚。采用较薄管子时。其强度可支配额定值；采用较厚管子时（例如对机械强度而言），管件的强度支配额定值。·ThistableisnktintendedtorestricttheuseofpipesandfittingsofthinnerorthickeractuallyusedmaybethinnerorthickerinnominalwallthanthatshowninTable.Whenthinnerpipeisused,itsstrengthmaygovernthethinckerpipeisused,formechanicalstrength),thestrengthofthefittinggovernstherating.螺纹管件ThreadedFittingsGB/T1426、ASME公称通径NominalPipeSize90°弯头、三通、四通90°Elbows、Tees、Crosses45°弯头45°Elbows所有管件AllFittings中心至端面CentertoEnd中心至端面CentertoEnd端部外径OutsideDiameterofBand最小壁厚MinimumWallThickness螺纹长度LengthofThreadMinAGDCDNNPSSCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000BL268101/81/43/82121252125282528331717191719221922252222252225332533381520251/23/4128333833384438445122252825283328333533384638465646566232405011/411/224451605160646064833335433543444344525662756275847584102658010021/234768610683951149510611452647952647964797992109146102121152121146152螺纹管件ThreadedFittingsGB/T1426、ASME公称通径NominalPipeSize管箍、半管接头Couplings、Boss管帽Caps所有管件AllFittings端面至端面EndtoEnd端面至端面EndtoEnd底部壁厚EndWallThickness外径OutsideDiameter螺纹长度LengthofThreadMinEFCminDDNNPSSCH160、XXS3000、6000SCH1603000XXS6000SCH1603000XXS6000SCH1603000XXS6000BL268101/81/43/8323538192525---2727---1619222225321520251/23/4148516032374133384328354438445732405011/411/22677986444448464851576476647692658010021/2349210812160656864687592108140108127159螺纹管件ThreadedFittingsGB/T1426、ASME公称通径NominalPipeSize长度Length方头管塞SquareHeadPlugs圆头管塞RoundHeadPlugs六角头管塞和内外螺纹接头HexPlugsandBushings方头高度HeightofSquare对边宽度WidthFlats头部直径NominalDiameterofHead长度Length对边宽度WidthFlats(Nominal)六角头高度HexHeighDNNPSL2minBminCminDLminSKminHmin68101/81/43/810111366871011101418354141111618---346681520251/23/411416191011131416212127334444512227365668101032405011/411/22212122141618242832434860515164465065789141618658010021/23427283219212536416573891447070767590115101013192125螺比试管件中的螺纹型式为GB/T12716(ANSI/ASME中的60°圆锥管螺纹NPT；如采用其它型式的螺纹请在订货时注明。ThestandardsandcodesofthethreadedfittingsisconicalthreadedNPTangle60°ofGB/T12716(ANSI/ASMEifrequiringothertypesofthread,pleaseindicatetheminthepurchasedorder.螺比试管件的尺寸极限偏差TolerancesforThreadedFittings公称通径NominalPipeSize90°、45°弯头、三通、四通90°&45°Elbows&Tees&Crosses双接口管箍、管帽Couplings、Caps单接口管箍、半管接头Half-Couplings、Boss中心至端面CentertoEnd端面至端面EndtoEnd端面至端面EndtoEndDNNPSAE、FE/26-81/8-1/4±±±10-203/8-3/4±±±25-501-2±±±65-10021/2-4±六角头双丝头HexagonalNipples公称通径NominalPipeSize尺寸SizeDNNPSCE1E2WDsch80sch16061/8610---265488×61/41/4×1/8661515---10363175641010×83/83/8×1/4881616---154039107861515×1015×81/21/2×3/81/2×1/4888202020---16154844431310710862020×1520×103-43/4×1/23/4×3/8101010212121---2016525147181310141082525×2025×1511×3/41×1/2101010252525---21206056552318131914103232×2532×2032×1511/411/4×111/4×3/411/4×1/21212121225252525---252120`6262585731231813281914104040×3240×2540×2040×1511/211/2×11/411/2×111/2×3/411/2×1/216161616162626262626---252521206867676362363123181332281914105050×4050×3250×2550×2050×1522×11/22×11/42×12×3/42×1/2181818181818272727272727---26252521207271707066654736312318134032281914106565×5065×4065×3265×2565×2021/221/2×221/2×11/221/2×11/421/2×121/2×3/4202020202020383838383838---27262525219685848383795747363123185140322819148080×6580×5080×4080×3280×2533×21/23×23×11/23×11/43×1202020202020404040404040---38272625251009887868585705747363123635140322819·螺纹型式为GB/T12716(ANSI/ASME中的60°圆锥管螺纹NPT;如采用其它型式的螺纹请在订货时注明.·ThestandardsandcodesofthefittingsisconicalthreadedNPTangle60°ofGB/T12716(ANSI/ASMEifrequiringothertypesofthread,pleaseindicatetheminthepurchasedorder.六角头双丝头HexagonalNipples公称通径NominalPipeSize尺寸SizeDNNPSCE1E2WDsch80sch16061/8610---265488×61/41/4×1/8661515---10363175641010×83/83/8×1/4881616---154039107861515×1015×81/21/2×3/81/2×1/4888202020---16154844431310710862020×1520×103-43/4×1/23/4×3/8101010212121---2016525147181310141082525×2025×1511×3/41×1/2101010252525---21206056552318131914103232×2532×2032×1511/411/4×111/4×3/411/4×1/21212121225252525---252120`6262585731231813281914104040×3240×2540×2040×1511/211/2×11/411/2×111/2×3/411/2×1/216161616162626262626---252521206867676362363123181332281914105050×4050×3250×2550×2050×1522×11/22×11/42×12×3/42×1/2181818181818272727272727---26252521207271707066654736312318134032281914106565×5065×4065×3265×2565×2021/221/2×221/2×11/221/2×11/421/2×121/2×3/4202020202020383838383838---27262525219685848383795747363123185140322819148080×6580×5080×4080×3280×2533×21/23×23×11/23×11/43×1202020202020404040404040---38272625251009887868585705747363123635140322819·螺纹型式为GB/T12716(ANSI/ASME中的60°圆锥管螺纹NPT;如采用其它型式的螺纹请在订货时注明.·ThestandardsandcodesofthefittingsisconicalthreadedNPTangle60°ofGB/T12716(ANSI/ASMEifrequiringothertypesofthread,pleaseindicatetheminthepurchasedorder.螺纹短节Nipples公称通径NominalPipeSize管子外径OutsideDiameterofPipe螺纹长度LengthofThreadMin长度EndtoEnd管子壁厚WallThicknessofPipeDNNPSDL2minLT68101/81/43/875、100、150SCH80、SCH1601520251/23/4132405011/41/22658010021/234·长度由顾客指定。·螺纹型式为GB/T12716(ANSI/ASME中的60°圆锥管螺纹NPT；如采用其它型式的螺纹请在订货时注明。·Sizeofendtoendshallberequiredbycustomers.·ThestandardsandcodesofthefittingsisconicalthreadedNPTangle60°ofGB/T12716(ANSI/ASME,andifrequiringothertypesofthread,pleaseindicatetheminthepurchasedorder.六角头双丝头与螺纹短节的极限偏差TelerancesforHexagonalNipplesandNipples公称通径NominalPipeSize六角头双丝头HexagonalNipples螺纹短节NipplesDNNPSdCE1、E2L6-81/8-1/4+0±1±±10-203/8-3/4+0±1±±25-501-2+0±1±±65-10021/2-4+0±1±中国压力管道管件常用材料TheGeneralMaterialforChinesePressurePipingFIttings钢种Variety牌号Grade标准号StandardandCode类型Type化学成份ChemicalComposition%,max力学性能MechanicalrequirementsCSiMnCrNiMoPSOtherσbMPaminσ5MPaminδ5%minHBmaxOther碳钢CarbonSteel20GB/T699棒BAR3087管PIPE管PIPE9948管PIPEJ:3920GB711板PLATE20G5310管PIPEJ:3520GGB6479管PIPEJ/cm2:4920gGB713板PLATEJ:27;akuJ/cm2:2920RGB6654板PLATEJ:31Q235AGB3724板PLATE3724板PLATEJ:271Cr5MoGB1221棒BAR6479管PIPEJ/cm2:1181Cr5MoGB9948管PIPEJ:921Cr5MoGB9948管PIPEJ:9212CrMoGB/T3077棒BARJ:11012CrMoGB6479管PIPEJ/cm2:6912CrMoGB9948管PIPEJ:5512CrMoGGB5310管PIPEJ:3512Cr1MoVGB/T3077棒BARJ:7112Cr1MoVGGB5310管PIPEJ:3512Cr1MoVgGB713板PLATEJ:3112Cr2MoGB6479管PIPEJ/cm2:4812Cr2MoGGB5310管PIPEJ:3515CrMoGB/T3077棒BARJ:9415CrMoGB6479管PIPEJ/cm2:5915CrMoGB9948管PIPEJ:4715CrMoGGB5310管PIPEJ:3515CrMogGB713板PLATEJ:3115CrMoRGB6654板PLATE钢种Variety牌号Grade标准号StandardandCode类型Type化学成份ChemicalComposition%,max力学性能MechanicalrequirementsCSiMnCrNiMoPSOtherσbMPaminσ5MPaminδ5%minHBmaxOther奥氏体不锈钢AusteniticStainlessSteel00Cr17Ni14Mo2GB1220棒BAR4237板PLATE14976管PIPE1220棒BAR4237板PLATE14976管PIPE1220棒BAR4237板PLATE14976管PIPE1220棒BAR4237板PLATE14976管PIPE1220棒BAR5C4237板PLATE5C14976管PIPE5C1220棒BAR5C4237板PLATE5C14976管PIPE5C4237板PLATE5310管PIPE双相不锈钢BiphaseStainlessSteel0Cr26Ni5Mo2GB1220棒BAR4237板PLATE14976管PIPE1220棒BAR4237板PLATE低温钢LowTemperatureSteel09MnNiDRGB3531板PLATEJ:2716MnGB6479管PIPEJ/cm2:5916MngGB713板PLATEJ:2716MnDRGB3531板PLATEJ:2416MnRGB6654板PLATE材料的化学成分和力学性是指标会因为某项条件的规定而有所改变，使用时请查阅原标准。·Theindexofmaterialchemicalcompositionandmechanicalpropertiesshallchangeastosomedefinedcondition,andpleaserefertothepriginal类型Variety标准号StandardandCode级别Grade化学成份ChemicalComposition%,max力学性能MechanicalrequirementsCMnPSSiCrMoNiCuOtherσbMPaminσMPaminδ%minHBmaxOther管件FITTINGASTMA420/A420MWPL6A815/A815MUNSS31803锻件FORGINGASTMA105/A105MA105A182/A182MF11CL1CL2CL3CL1CL2304L316L5C10C管PIPEASTMA53/A53MB---V:415240Seestandard------ASTMA106BA312/A312MTP304304L316L5C335M5C4Cstandard58541520------板PLATEASTMA515/A515M60材料的化学成份和力学性指标会因为某项条件的规定而有所改变,使用时请查阅原标准.·Theindexofmaterialchemicalcompositionandmechanicalpropertiesshallchangeastosomedefinedcondition,andpleaserefertotheoriginalstandard.管件形位公差 mm项　目公称直径mm15～100125～200250～300350～400450～600650～750800～10501100～1200in1/2～45～810～1214～1618～2426～3032～4244～48倾斜度偏差角度偏移Q12334555平面偏移P245710101320 管件坡口形式  压力等级表(HG～16-58,HGJ514-87,SY7510-87)mm公称直径DgHGHGJSYHGHGJSYHGHGJSYHGHGJSYHGHGJSY25324033333333344  7506580444444444444555566567567  7891001251504444444444456666676788910891081012  1012141752002256676666767799910121214  18250300350889789789891079979911121511121112162022     4004505006009999999991011121112111116  25      注：表中HG为HG5010-87标准，HGJ为HGJ514-87,SY为SY7510-87标准。 管件尺寸公差mm公称直径全部管件90o45o弯头三通，四通异径接头管帽180o弯头端部外径端部内径壁厚中心距高度端面误差结构尺寸高度高度mminD(ID)(T)A,B,C,MHEOKU15～651/2～21≮公称22477180～903～21壁厚的2247711004+2，-1%224771125～1505～6+3，-1Not22777120082Inss22777125010+4,-3than2271072300～45012～18+4,-3%3371072500～60020～24+6,-5ofnominal3371072650～75026～30+7,-5thick-3310………800～120032～48+7，-5ness5510……… 壁厚分级表ANSI＆mmNomPipeSize(in)ODNominalWallThicknessNomPipeSize(in)Sch5sSch10sSch10Sch20Sch30STDSch40XSSch60Sch80Sch100Sch120Sch140Sch160XXS1/81/43/8------------------------------1/81/43/81/23/41---------------------1/23/41422---------------------422232-----------------------232456------------------45681012---81012141618457---141618202224508559610----202224262830660711762-----------------------------262830323436813864914---------------------------32343638404296510161067---------------------------------------384042444648111811681219---------------------------------------444648 壁厚分级表GB12459-90GB/T13401-92mm公称直径DN外径(D)公称壁厚A系列B系列Sch5sSch10sSch20sLGSch20Sch30STDSch40Sch60XSSch80Sch100Sch120Sch140Sch160152025182532---------------------------324050384557--------------------------6580907389-------------------------100125150108133159---------------------200250300219273325---------350400450377426480---500550600559610529-630------------------650700750660711762-720-------------------------------------800850900813864914820-920------------------------------------9501000105096510161067-1020-------------------------------------1100115012001118116812191120-1220------------------------------------壁厚表GB12459、GB/T13401公称通径外径公称壁厚TA系列B系列Sch5sSch10sSch20sLGSch20Sch30STDSch40Sch60XsSch80Sch100Sch120Sch140Sch160152025182532┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅324050384557