sch壁厚等级对照表

1、公称通径Nominal PipeSize外径OutsideDiameter公称壁厚TNorminal Wall ThicknessNPSBNDSCH5sSCH10sSCH10SCH20SHC30SCH40sSTDSCH40SCH60SCH80sXSSCH80SCH100 SCH120SCH104SCH160XXS1/8610.31.241.731.731.732.412.412.411/4813.71.652.242.242.243.023.023.02 3/81017.11.652.312.312.313.203.203.20 1/21521.31.652.112.772.772.773.7

2、33.733.734.787.473/42026.71.652.11-2.872.872.87-3.913.913.91- -5.567.8212533.41.652.77-3.383.383.38-4.554.554.55- -6.359.091 1/43242.21.652.773.563.563.564.854.854.856.359.701 1/24048.31.652.773.683.683.685.085.085.08 7.1410.1525060.31.652.773.913.913.915.545.545.54 8.7411.0721/26573.02.113.055.165.

3、165.167.017.017.019.5314.0238088.92.113.05-5.495.495.49-7.627.627.62-11.1315.2431/290101.62.113.05-5.745.745.74-8.088.088.08-4100114.32.113.056.026.026.028.568.568.5611.1313.4917.125125141.32.773.40-6.556.556.55-9.539.539.53-12.70-15.8819.056150168.32.773.40-7.117.117.11-10.9710.9710.97-14.27-18.262

4、1.958200219.12.773.766.357.048.188.188.1810.3112.7012.7012.7015.0918.2620.6223.0122.2310250273.13.404.196.357.809.279.279.2712.7012.7012.7015.0918.2621.4425.4028.5825.4012300323.93.964.576.358.389.539.5310.3114.2712.7012.7017.4821.4425.4028.5833.3225.4014350355.63.964.786.357.929.539.5311.1315.0912.

5、7019.0523.8327.7931.7535.7116400406.44.194.786.357.929.53-9.5312.7016.66-12.7021.4426.1930.9636.5340.49-18450457.24.194.786.357.9211.13-9.5314.2719.05-12.7023.8329.3634.9339.6745.24-205005084.785.546.359.5312.709.5315.0920.6212.7026.1932.5438.1044.4550.01225594.785.546.359.5312.709.53-22.2312.7028.5

6、834.9341.2847.6353.98246006105.546.356.359.5314.279.5317.4824.6112.7030.9638.8946.0252.3759.54266607.9212.709.5312.7028700711-7.9212.7015.88-9.53-12.70-30-7626.357.927.9212.7015.88-9.53-12.70-328008137.9212.7015.889.5317.4812.7034-864-7.9212.7015.88-9.5317.48-12.70-36900914-7.9212.7015.88-9.5319.05-

7、12.70-389659.5312.704010001016-9.53-12.70-42-1067-9.53-12.70-44110019.5312.704611689.5312.7048120012199.5312.70C SH5s、10s、40s、80s 用于不锈钢管件。SCH5s、10s、40s、80s applies for stainless steel.JIS B2311、B2312、B2313公称通径Nominal PipeSize外径OutsideDiameter公称壁厚TNorminal Wall ThicknessDNNPSDSGPSCH5sSH10sSCH10SCH20S

8、CH30SCH40sSTDSCH40SCH60SCH120SCH140SCH160XXS151/221.72.81.72.12.82.8SCH80sSCH1003.73.73.74.87.5203/427.22.81.72.1-2.92.93.93.93.9-5.67.825134.03.21.72.8-3.43.44.54.54.5-6.49.13211/442.73.51.72.83.63.63.64.94.96.49.74011/248.63.51.72.8-3.73.73.7-5.15.14.9-7.110.250260.53.81.72.8-3.93.93.9-5.55.55.1-8

9、.711.15.56521/276.34.22.15.25.25.27.07.07.09.514.080389.14.22.13.0-5.55.55.5-7.67.67.6-11.115.29031/2101.64.22.13.0-5.75.75.7-8.18.18.1-3.01004114.34.52.13.06.06.06.08.68.68.611.113.517.11255139.84.52.83.4-6.66.66.6-9.59.59.5-12.7-15.919.01506165.25.02.83.4-7.17.17.1-11.011.011.0-14.3-18.221.9200821

10、6.35.82.84.06.47.08.28.28.210.312.712.712.715.118.223.022.225010267.46.63.44.0-6.47.89.39.39.312.712.712.715.118.321.420.628.625.430012318.56.94.04.5-6.48.49.59.510.314.312.712.717.421.425.425.433.325.428.635014355.67.94.04.86.47.99.59.59.511.115.1-12.719.023.827.831.835.7-40016406.47.94.24.86.47.99

11、.59.59.512.716.7-12.721.426.230.936.540.5-45018457.27.94.24.86.47.911.19.59.514.319.0-12.723.829.434.939.745.2-50020508.07.94.85.56.49.512.79.59.515.120.612.726.232.538.144.450.055022558.8-4.85.56.49.512.79.59.5-22.2-12.728.634.941.347.654.0-60024609.6-5.56.46.49.514.39.59.517.524.6-12.731.038.946.0

12、52.459.5-65026660.47.912.79.512.770028711.2-7.912.715.9-9.5-12.7-75030762.0-6.47.97.912.715.99.59.5-12.7-800812.87.912.715.99.517.512.785032863.6-7.912.715.9-9.517.5-12.7-90034914.4-7.912.715.9-9.519.0-12.7-3690*弯头45*呀买三通四通W* ElbowEIW伽Cr«tt承插焊管件一Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21

13、634、ASME B16.11、JIS B2316公称通径Nominal Pipe SizeNPS壁厚承插孔深度Depth ofSocketJ minSCH80DN3000Wall ThicknessC minSCH1606000XXS9000中心至承插孔底Center to Bottom of Socket90。弯头、三通、四通45 弯头90 ° Elbow Tee、Cross45 ° ElbowSCH803000SCH1606000XXS9000SCH80SCH160XXS3000600090001/861/4103.23.511118883/8103.34.01114

14、8810104.04.41416811151/2104.56.09.51619II111316203/4135.07.010.0192228131419251135.68.011.52227321418213211/4136.38.012.02732351821224011/2136.49.013.0323838212525502167.011.014.03841542529286521/2168.912.5415729328031610.013.8-5764-3235-10041910.0-67-41-本表列岀的为承插焊管件各相同局部尺寸，不同标准规定的接管尺寸及承插孔径di、流通孔径d2尺

15、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。The above list shows sizes of the same parts of SW fittings.The sizes of different codes pipes,socket diameter di and bore diameter d2 refer tothe list of the pipe outside diameter,socket diameter and bore diameter of SW fi

16、ttings.As to the reducing fittings,size of the bore diameter d2 applies to the relevant size d2 of the reducing norminal pipe size,size of center to thebottom of socket A issame to the straight fittings,承插焊和螺纹活接头Unions of Socket-Welding &ThreadedHG/T 21634、MSS SP-83公称通径Nominal Pipe Size外径End DIA

17、壁厚Wall Thickness螺母厚 度Nut螺帽每英寸 的螺纹扣数Threads Per inch球面凸缘 厚度MaleFlange定位口高 度Bearin公称装配长度Length AssemNominat结构尺寸LayingLength流通孔径BoreD minC minG minHF minh minLEd2DNNPS承插焊Socket螺纹Thread承插 焊Socket螺纹Thread承插焊Socket螺纹Thread61/821.814.73.22.53.2163.21.541217.481/421.819.13.33.13.2163.21.5412110.9103/825.922

18、.93.53.23.5143.51.5462413.9151/231.227.74.13.83.7143.71.5492417.5203/437.133.54.34.04.1114.11.8572922.225145.541.45.04.64.5114.61.9623028.4321 1/454.950.65.34.95.2105.42.2713736.5401 1/261.557.25.65.15.6105.92.3773842.450275.270.16.15.66.4106.62.7863953.96521/29785.37.77.17.187$3.11025665.3803109.21

19、02.48.37.78.088.33.61095979.9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ASME B16.11规定相同。Unions only applie to the class 3000 and below it; the relations of pressure grade and schedule refer to hereafter.Dimensions of pipe,socket diameter d1,bore diameter d2 and the length

20、 ofthe depth of socket J are same to requirements of ASME B16.11.承插焊管件的接管外径、承插孔径及流通孔径尺寸表List of The Pipe Outside Diameter,Socket Diameter and Bore Diameter fo SW Fittings公称通径Nominal PipeSizeGB/T 14383(A)SH 3410GB/T 14383 (B)、HG/T21634(metric)JIS B2316HG/T 21634(NPS)、ASME B16.11接管外径PinpeDIA承插孔径Socket

21、DIA流通孔径Bore DIA接管外径PinpeDIA承插孔径SocketDIA流通孔径Bore DIA接管外径PinpeDIA承插孔径SocketDIA流通孔径Bore DIA接管外径PinpeDIA承插孔径SocketDIA流通孔径Bore DIA接管外 径PinpeDIA承插孔径SocketDIA流通孔径Bore DIAd2d2d2d2d2DNNPSDd1SCH80SCH160Dd1SCH80SCH160XXSDD1SCH803000SCH1606000Dd1SCH80SCH160Dd130006000900061/810.511.07.110.96.84.081/4-13.814.39

22、.4-10.314.39.26.4-103/8-1717.510-17.317.812.7-13.717.712.59.1-17.1151/221.321.814.112.32222.51271810.89.0121.722.216.112.321.321.915.811.86.4203/426.927.418.915.72727.516112517.03.8127.227.721.416.226.727.320.915.511.325133.734.224.721.13434.515192521163218.525.532.523.09.434.034.527.221.233.434.026

23、.620.715.23211/442.442.932.44242.73229223838.528.025.442.743.235.529.942.242.835.129.522.84011/248.348.838.329.84848.83834284545.535.030.948.649.141.234.448.348.940.934.028.050260.361.149.134.16060.84943385757.845.839.460.561.152.743.160.361.452.542.938.242.76521/276.180388.91004-承插焊管件尺寸的极限偏差Toleran

24、ces for Socket-Welding Fittngs公称通径Nominal Pipe Size所有管件All Fittings所有管件All Fittings45 ° 90。弯头、三通、四通、45°斜三通45 ° 90 ° ElbowsTees、Crosses、Laterals双承口管箍Couplings单承口箍、半 管接头、异径 插入件Half-Couplings Boss Reducer Inserts异径插入 件ReducerInserts异径插入 件ReducerInserts活接头(含螺纹)Unions(compriisethreade

25、d unions)承插孔径SocketDIA流通孔径Bore DIA中心至承插孔底Center to Bottom ofSocket结构长度LayingLength结构长度Laying Length主体外径ShankDIA插入端长 度ShankLength公称装配长度Length AssemNominalDNNPSd1d2A、HEFSDSLL6-81/8-1/4+0.8±1.5±0.8±1.510-203/8-3/4+0.30±0.4±1.5±3.0±1.5±0.250-1.5±1.525-501-2&#

26、177;2.0±4.0±2.0±0.250-2.0±1.565-10021/2-4+004±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，使用时请查阅原标准There may be differences between the tolerances of the different codes,and when using please refer to the original codes.SCH160和双加厚管的公称壁厚 ASME B16.1

27、1Nominal Waill Thckness of Schedule 160 and Double Extra Strong Pipe In ASME B16.11公称通径Nominal Pipe Size公称壁厚Norminal Wall ThicknessDNNPSSCH160XXS61/83.154.8381/43.686.05103/84.016.40由于ASME B36.10M 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。Since ASME B36.10M does not include Schedule 160 nor inc

28、lude double Extra Strong thickness for DN6,8,and 10,the values in table may beused as the nominal wall thincknesses of the pipe for rating purposes.管件级代号与管子壁厚代号的关系Relevance of Fittings Class with Schedule Nunber or Wall Designation of pipe for Calculation of Ratings管件级别代号管件连生产建设形式用作额定计算依据的管子Pipe Use

29、d for Ratin Basisclass designation fo FittingType of Fitting管子表号管壁代号Schedule NO.Wall Designation2000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

30、管子时例如对机械强度而言，管件的强度支配额定值。This table is nkt intended to restrict the use of pipes and fittings of thinner or thicker wall.Pipe actually used may be thinner or thicker in nominalwall than that shown in Table. When thinner pipe is used,its strength may govern the rating.When thincker pipe is used(e.g,fo

31、rmechanicalstrength),the strength of the fitting governs the rating.90公称通径Nominal Pipe SizeDN NPS9Ofl呀买W Elbow螺纹管件 Threaded FittingsGB/T 1426、ASME B16.1190。弯头、三通、四通Elbows Tees、Crosses中心至端面Center to EndSCH80 SCH160XXS20003000600045。弯头45 ° Elbows中心至端面Center to End端部外径Outside Diameter of BandSCH80

32、 SCH160 XXS200030006000SCH802000SCH1603000XXS6000所有管件All Fittings最小壁厚Minimum Wall ThicknessSCH80 SCH16020003000XXS6000螺纹长度Length of Thread MinL261/821212517192222253.183.186.356.46.781/421252819222225333.183.306.608.110.2103/82528331722252533383.183.516.989.110.41719151/22833382225283338463.184.098.

33、1510.913.6203/43338442528333846563.184.328.5312.713.92513844512833354656623.684.989.9314.717.33211/444513335435662753.895.2810.5917.018.04011/25160603543446275844.015.5611.0717.818.450260646443445275841024.277.1412.0919.019.2836521/2768395525264921021215.617.6515.2923.628.980386951066464791091211465

34、.998.8416.6425.930.510041061141147979791461521526.5511.1818.6727.733.0双按口臂雄CwplingEJ2 芈營揽头螺纹管件 Threaded FittingsGB/T 1426、ASME B16.11公称通径Nominal Pipe Size管箍、半管接头Couplings、Boss管帽Caps所有管件All Fittings端面至端面End to End端面至端面End to End底部壁厚End Wall Thickness外径Outside Diameter螺纹长度Length of Thread MinEFC minDD

35、NNPSSCH160、XXS3000、6000SCH1603000XXSSCH1603000XXS6000SCH1603000XXS6000BL2600061/832194.816226.46.781/43525274.86.419258.110.2103/83825274.86.422329.110.4151/24832336.47.9283810.913.6203/45137386.47.9354412.713.92516041439.711.2445714.717.33211/46744469.711.2576417.018.04011/279444811.212.7647617.818

36、.450286485112.715.7769219.019.26521/292606415.719.09210823.628.9803108656819.022.410812725.930.51004121687522.428.414015927.733.0天角头晉塞Hex H*ad Ewgwis書丑卿头管婁Ftwjwj Had 3皓mnq六仰头冉外婷纹援头Hax HZ Push呷无头內外撼蚊揍头Fkish BuShirg螺纹管件 Threaded FittingsGB/T 1426、ASME B16.11公称通径Nominal Pipe Size长度Length方头管塞Square Head

37、 Plugs圆头管塞Round Head Plugs六角头管塞和内外螺纹接头Hex Plugs and Bushings方头高度Height of Square对边宽度Width Flats头部直径NominalDiameter ofHead长度Length对边宽度Width Flats(Nominal)六角头高度Hex HeighDNNPSL2 minB minC minDL minSK minH min61/81067103511681/41161014411636103/81381118411848151/214101421442258203/41611162744276102511913213351366103211/4211424437144011/221162848514681650222183260515091864656521/2271973707510198032821368970901021100432254114476115132565螺比试管件中的螺纹型式为GB/T 12716(ANSI/ASME B1.20.1)中的60°圆锥管螺纹NPT;如