工业管道sch壁厚等级对照表

1、CSH5s10s、40s、80s用于不锈钢管件。SCH5s10s、40s、80sappliesforstainlesssteel.公称通径NominalPipeSize外径OutsideDiameter公称壁厚TNorminalWallThicknessNPSDNDSCH5sSCH10sSCH10SCH20SHC30SCH40sSTDSCH40SCH60SCH80sXSSCH80SCH100)SCH120SCH104SSCH16CXXS1/8610.31.241.731.731.732.412.412.411/4813.71.652.242.242.243.023.023.023/81017.

2、11.652.312.312.313.203.203.201/21521.31.652.112.772.772.773.733.733.734.787.473/42026.71.652.112.872.872.873.913.913.915.567.8212533.41.652.773.383.383.384.554.554.556.359.0911/43242.21.652.773.563.563.564.854.854.856.359.704048.31.652.773.683.683.685.085.085.087.1410.1511/225060.31.652.773.913.913.

3、915.545.545.548.7411.07i21/26573.02.113.055.165.165.167.017.017.019.5314.0238088.92.113.055.495.495.497.627.627.6211.1315.2431/290101.62.113.055.745.745.748.088.088.08h100114.32.113.056.026.026.028.568.568.5611.1313.4917.125125141.32.773.406.556.556.559.539.539.5312.7015.8819.056150168.32.773.407.11

4、7.117.1110.9710.9710.9714.2718.2621.958200219.12.773.766.357.048.188.188.1810.3112.7012.7012.7015.0918.2620.6223.0122.2310250273.13.404.196.357.809.279.279.2712.7012.7012.7015.0918.2621.4425.4028.5825.4012300323.93.964.576.358.389.539.5310.3114.2712.7012.7017.4821.4425.4028.5833.3225.4014350355.63.9

5、64.786.357.929.539.5311.1315.0912.7019.0523.8327.7931.7535.7116400406.44.194.786.357.929.539.5312.7016.6612.7021.4426.1930.9636.5340.4918450457.24.194.786.357.9211.139.5314.2719.0512.7023.8329.3634.9339.6745.24205005084.785.546.359.5312.709.5315.0920.6212.7026.1932.5438.1044.4550.01225594.785.546.35

6、9.5312.709.5322.2312.7028.5834.9341.2847.6353.98246006105.546.356.359.5314.279.5317.4824.6112.7030.9638.8946.0252.3759.54266607.9212.709.5312.70287007117.9212.7015.889.5312.70307626.357.927.9212.7015.889.5312.70328008137.9212.7015.889.5317.4812.70348647.9212.7015.889.5317.4812.70369009147.9212.7015.

7、889.5319.0512.70389659.5312.7040100010169.5312.704210679.5312.70441100111819.5312.704611689.5312.70481200121919.5312.70JISB2311、B2312、B2313公称通径NominalPipeSize外径OutsideDiameter公称壁厚TNorminalWallThicknessDNNPSDSGPSCH5sSH10sSCH10SCH20SCH30SCH40sSTDSCH40SCH60SCH120SCH140SCH160XXS1520251/23/4121.727.234.0

8、2.82.83.21.71.71.72.12.12.82.82.93.42.82.93.4SCH80sSCH1003.7)3.94.53.73.94.53.73.94.54.85.66.47.57.89.13211/442.73.51.72.83.63.63.64.94.96.49.74011/248.63.51.72.83.73.73.75.15.14.97.110.250260.53.81.72.83.93.93.95.55.55.18.711.15.56521/276.34.22.15.25.25.27.07.07.09.514.080389.14.22.13.05.55.55.57.6

9、7.67.611.115.29031/2101.64.22.13.05.75.75.78.18.18.13.01004114.34.52.13.06.06.06.08.68.68.611.113.517.11255139.84.52.83.46.66.66.69.59.59.512.715.919.01506165.25.02.83.47.17.17.111.011.011.014.318.221.92008216.35.82.84.06.47.08.28.28.210.312.712.712.715.118.223.022.22503001012267.4318.56.66.93.44.04

10、.04.56.46.47.88.49.39.59.39.59.310.312.714.312.712.712.712.715.117.418.321.421.425.420.625.428.633.325.425.428.635014355.67.94.04.86.47.99.59.59.511.115.112.719.023.827.831.835.740016406.47.94.24.86.47.99.59.59.512.716.712.721.426.230.936.540.545018457.27.94.24.86.47.911.19.59.514.319.012.723.829.43

11、4.939.745.250020508.07.94.85.56.49.512.79.59.515.120.612.726.232.538.144.450.055022558.84.85.56.49.512.79.59.522.212.728.634.941.347.654.060024609.65.56.46.49.514.39.59.517.524.612.731.038.946.052.459.565026660.47.912.79.512.770028711.27.912.715.99.512.775030762.06.47.97.912.715.99.59.512.7800812.87

12、.912.715.99.517.512.785032863.67.912.715.99.517.512.790034914.47.912.715.99.519.012.73618承插焊管件（一）SocketWeldingFittingsGB/T14383、SH3410、HG/T21634、ASMEB16.11、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4

13、5ElbowDNNPSJminSCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS900068101/81/43/81010103.23.34.03.54.04.41111141114168888811151/2104.56.09.5161925111316203/4135.07.010.0192228131419251135.68.011.52227321418213211/4136.38.012.02732351821224011/2136.49.013.0323838212525502167.

14、011.014.03841542529286521/2168.912.5415729328031610.013.85764323510041910.06741本表列出的为承插焊管件各相同部分尺寸，不同标准规定的接管尺寸及承插孔径di、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。TheabovelistshowssizesofthesamepartsofSWfittings.Thesizesofdifferentcodespipes,socketdiameterdiandbor

15、ediameterd2refertothelistofthepipeoutsidediameter,socketdiameterandborediameterofSWfittings.Astothereducingfittings,sizeoftheborediameterd2appliestotherelevantsized2ofthereducingnorminalpipesize,sizeofcentertothebottomofsocketAissametothestraightfittings,承插焊和螺纹活接头UnionsofSocket-Welding&ThreadedH

16、G/T21634、MSSSP-83公称通径NominalPipeSize1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Thread61/821.814.73.22.53.2163.21.541217.481/421.819.13.33.

17、13.2163.21.5412110.9103/825.922.93.53.23.5143.51.5462413.9151/231.227.74.13.83.7143.71.5492417.5203/437.133.54.34.04.1114.11.8572922.225145.541.45.04.64.5114.61.9623028.43211/454.950.65.34.95.2105.42.2713736.54011/261.557.25.65.15.6105.92.3773842.450275.270.16.15.66.4106.62.7863953.96521/291.785.37.

18、77.17.187.53.11025665.3803109.2102.48.37.78.088.33.61095979.9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di、流通孔径di、流通孔径d2和承插孔深度J与ASMEB16.11规定相同。Unionsonlyapplietotheclass3000andbelowit;therelationsofpressuregradeandschedulerefertohereafter.Dimensionsofpipe,socketdiameterd1,borediameterd2andthelen

19、gthofthedepthofsocketJaresametorequirementsofASMEB16.11.承插焊管件的接管外径、承插孔径及流通孔径尺寸表ListofThePipeOutsideDiameter,SocketDiameterandBoreDiameterfoSWFittingsGB/T14383(A)SH3410GB/T14383(B)、HG/T21634(metric)JISB2316HG/T21634(NPS)、ASMEB16.11公称通径接管插孔接管承插孔承插孔接管承插孔接管外NominalPipe外径径流通孔径外径径流通孔径接管外径径流通孔径外径径流通孔径径承插孔径

20、流通孔径SizeSocketPinpeSocketBoreDIAPinpeSocketBoreDIAPinpeDIASocketBoreDIAPinpeSocketBoreDIAPinpeDIABoreDIADIADIADIADIADIADIADIADIADIAd2d2d2d2d2DNNPSDd1Dd1DD1Dd1Dd1nSCH80SCH16C)SCH80SCH16CSCH8(£CH16cXXSSCH80SCH1603000600090003000600061/810.511.07.110.96.84.081/413.814.39.410.314.39.26.4103/81717.5

21、1017.317.812.713.717.712.59.117.1151/221.321.814.112.32222.51271810.89.0121.722.216.112.321.321.915.811.86.4203/426.927.418.915.72727.516112517.03.8127.227.721.416.226.727.320.915.511.325133.734.224.721.13434.51521163218.523.09.434.034.527.221.233.434.026.620.715.2192525.532.532405011/411/2242.448.3

22、60.342.948.861.132.438.349.129.834.142.742486042.748.860.832384929344322283838455738.545.557.828.035.045.825.430.939.442.748.660.543.249.161.135.541.252.729.934.443.142.248.360.342.848.961.435.140.952.529.534.042.922.828.038.26521/276.180388.91004承插焊管件尺寸的极限偏差TolerancesforSocket-WeldingFittngs公称通径Nom

23、inalPipeSize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Centert

24、oBottomof结构长度Laying结构长度LayingLength插入端长度公称装配长度LengthAssemSocketLength主体外径ShankDIAShankLengthNominalDNNPSd1d2A、HEFSDSLL6-81/8-1/4+0.30+0.4+0.8+1.5+0.8+1.510-203/8-3/4+1.5+3.0+1.5+0.250-1.5+1.525-50MM1-2+2.0+4.0+2.0+0.250-2.0+1.565-10021/2-4+0.40+0.8+2.5+5.0+2.5+0.50-2.5+1.5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

25、准。Theremaybedifferencesbetweenthetolerancesofthedifferentcodes,andwhenusingpleaserefertotheoriginalcodes.SCH16湃口双加厚管的公称壁厚ASMEB16.11NominalWaillThcknessofSchedule160andDoubleExtraStrongPipeInASMEB16.11公称通径公称壁厚Nominal Pipe SizeNorminalWallThicknessDNNPSSCH160XXS61/83.154.8381/43.686.05103/84.016.40由于A

26、SMEB36.10M未包括DN68和10的SCH16丽XXS的壁厚，表列数值可作为确定额定值时管子的公称壁厚。SinceASMEB36.10MdoesnotincludeSchedule160norincludedoubleExtraStrongthicknessforDN6,8,and10,thevaluesintablemaybeusedasthenominalwallthincknessesofthepipeforratingpurposes.管件级代号与管子壁厚代号的关系RelevanceofFittingsClasswithScheduleNunberorWallDesignatio

27、nofpipeforCalculationofRatings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Threaded1606000螺纹ThreadedXXS3000承插焊Socket-Welding80XS6000承插焊Socket-Welding1609000承插焊Socket-WeldingXXS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

28、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。Thistableisnktintendedtorestricttheuseofpipesandfittingsofthinnerorthickerwall.PipeactuallyusedmaybethinnerorthickerinnominalwallthanthatshowninTable.Whenthinnerpipeisused,itsstrengthmaygoverntherating.Whenthinckerpipeisused(e.

29、g,formechanicalstrength),thestrengthofthefittinggovernstherating.螺纹管件ThreadedFittingsGB/T1426、ASMEB16.1190°弯头、三通、90°Elbows、Tees、四通Crosses45°弯头45°Elbows所有管件AllFittings公称通径NominalPipeSize中心至端面CentertoEnd中心至端面CentertoEnd端部外径OutsideDiameterofBand最小壁厚螺纹长度MinimumWallThicknessLengthofTh

30、readMinAGDCDNNPSSCH802000SCH1603000XXS6000SCH8(2000)SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000BL261/821212517192222253.183.186.356.46.781/42125281719222225333.183.306.608.110.2103/82528331722252533383.183.516.989.110.419151/22833382225283338463.184.098.1510.913.620253/4133

31、38384444512528283333353846465656623.183.684.324.988.539.9312.714.713.917.33211/444513335435662753.895.2810.5917.018.04011/25160603543446275844.015.5611.0717.818.45026064648343445275841024.277.1412.0919.019.26521/2768395525264921021215.617.6515.2923.628.980386951066464791091211465.998.8416.6425.930.5

32、10041061141147979791461521526.5511.1818.6727.733.0螺纹管件ThreadedFittingsGB/T1426、ASMEB16.11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LengthofThreadMinEFCminDDNNPSSCH160XXS3000、6000SCH1603000XXS6000SCH1603000XXS6000SC

33、H1603000XXS6000BL268101/81/43/832353819252527274.84.84.86.46.41619222225326.48.19.16.710.210.41520251/23/414851603237413338436.46.49.77.97.911.228354438445710.912.714.713.613.917.33211/46744469.711.2576417.018.04011/279444811.212.7647617.818.450286485112.715.7769219.019.26521/292606415.719.09210823.

34、628.9803108656819.022.410812725.930.51004121687522.428.414015927.733.0螺纹管件ThreadedFittingsGB/T1426、ASMEB16.11公称通径NominalPipeSize1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He

35、xHeighDNNPSL2minBminCminDLminSKminHmin61/81067103511681/41161014411636103/81381118411848151/214101421442258203/41611162744276102511913213351366103211/4211424437144011/221162848514681650222183260515091864656521/2271973707510198010034283221253641658914470769011510132125螺比试管件中的螺纹型式为GB/T12716(ANSI/ASMEB

36、1.20.1)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/ASMEB1.20.1),andifrequiringothertypesofthread,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、Boss2 20中心至端面CentertoEnd端面至端面EndtoEnd端面至端面EndtoEndDNNPSAE、FE/26-81/8-1/4±0.7+0.7+0.410-203/8-3/4+1.5+1.5+0.825-501-2+2.0+2.0+1.065-10021/2-4+