sch和壁厚对照表 已阅
Sch管表号-壁厚对照表(含重量)
ASME B36.10M-2015焊接和无缝轧制钢管英制米制英制NPS DN in.ASME ISO 国标焊管国标无缝mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m 1/860.40510.310.210.210…… 1.240.28…… 1.450.32 1.730.37…… 2.410.47…………………… 1.730.37 2.410.47……1/480.54013.713.713.513.5…… 1.650.49…… 1.850.54 2.240.63…… 3.020.80…………………… 2.240.63 3.020.80……3/8100.67517.117.217.217…… 1.650.63…… 1.850.70 2.310.84…… 3.20 1.10…………………… 2.310.84 3.20 1.10……1/2150.84021.321.321.321 1.650.80 2.11 1.00…… 2.41 1.12 2.77 1.27…… 3.73 1.62……………… 4.78 1.95 2.77 1.27 3.73 1.627.47 2.553/420 1.05026.726.926.927 1.65 1.03 2.11 1.28…… 2.41 1.44 2.87 1.69…… 3.91 2.20……………… 5.56 2.90 2.87 1.69 3.91 2.207.82 3.64125 1.31533.433.733.734 1.65 1.29 2.77 2.09…… 2.90 2.18 3.38 2.50…… 4.55 3.24……………… 6.35 4.24 3.38 2.50 4.55 3.249.09 5.451¼32 1.66042.242.442.442 1.65 1.65 2.77 2.69…… 2.97 2.87 3.56 3.39…… 4.85 4.47……………… 6.35 5.61 3.56 3.39 4.85 4.479.707.771½40 1.90048.348.348.348 1.65 1.90 2.77 3.11…… 3.18 3.53 3.68 4.05…… 5.08 5.41………………7.147.25 3.68 4.05 5.08 5.4110.159.55250 2.37560.360.360.360 1.65 2.39 2.77 3.93…… 3.18 4.48 3.91 5.44…… 5.547.48………………8.7411.11 3.91 5.44 5.547.4811.0713.442½65 2.87573.076.176.176 2.11 3.69 3.05 5.26…… 4.788.04 5.168.63……7.0111.41………………9.5314.92 5.168.637.0111.4114.0220.39380 3.50088.988.988.989 2.11 4.52 3.05 6.46…… 4.789.92 5.4911.29……7.6215.27………………11.1321.35 5.4911.297.6215.2715.2427.683½90 4.000101.6101.6101.6102 2.11 5.18 3.057.41…… 4.7811.41 5.7413.57……8.0818.64…………………… 5.7413.578.0818.64……4100 4.500114.3114.3114.3114 2.11 5.84 3.058.37…… 4.7812.91 6.0216.08……8.5622.32……11.1328.32……13.4933.54 6.0216.088.5622.3217.1241.035125 5.563141.3139.7139.7140 2.779.46 3.4011.56………… 6.5521.77……9.5330.97……12.7040.28……15.8849.12 6.5521.779.5330.9719.0557.436150 6.625168.3168.3168.3168 2.7711.31 3.4013.83…………7.1128.26……10.9742.56……14.2754.21……18.2667.577.1128.2610.9742.5621.9579.2282008.625219.1219.1219.1219 2.7714.78 3.7619.97 6.3533.327.0436.828.1842.5510.3153.0912.7064.6415.0975.9218.2690.4420.62100.9323.01111.278.1842.5512.7064.6422.23107.931025010.750273.0273.0273.0273 3.4022.61 4.1927.78 6.3541.767.8051.019.2760.2912.7081.5315.0995.9818.26114.7121.44133.0125.40155.1028.58172.279.2760.2912.7081.5325.40155.101230012.750323.8323.9323.9324 3.9631.24 4.5735.98 6.3549.718.3865.1910.3179.7114.27108.9317.48132.0521.44159.8725.40186.9228.58208.0833.32238.699.5373.8612.7097.4425.40186.921435014.000355.6355.6355.6356 3.9634.34 6.3554.697.9267.919.5381.3311.1394.5515.09126.7219.05158.1123.83194.9827.79224.6631.75253.5835.71281.729.5381.3312.70107.40……1640016.000406.4406.4406.4406 4.1941.56 6.3562.657.9277.839.5393.2712.70123.3116.66160.1321.44203.5426.19245.5730.96286.6636.53333.2140.49365.389.5393.2712.70123.31……1845018.000457457457457 4.1946.79 6.3570.577.9287.7111.13122.3814.27155.8119.05205.7523.83254.5729.36309.6434.93363.5839.67408.2845.24459.399.53105.1712.70139.16……2050020.000508508508508 4.7859.32 6.3578.569.53117.1512.70155.1315.09183.4320.62247.8426.19311.1932.54381.5538.10441.5244.45508.1550.01564.859.53117.1512.70155.13……2255022.000559559559559 4.7865.33 6.3586.559.53129.1412.70171.10……22.23294.2728.58373.8534.93451.4541.28527.0547.63600.6753.98672.309.53129.1412.70171.10……2460024.000610610610610 5.5482.58 6.3594.539.53141.1214.27209.3617.48255.4324.61355.2830.96442.1138.89547.7446.02640.0752.37720.1959.54808.279.53141.1212.70187.07……2665026.000660660660660……7.92127.3612.70202.74…………………………………………9.53152.8812.70202.74……2870028.000711711711711……7.92137.3212.70218.7115.88272.23……………………………………9.53164.8612.70218.71……3075030.000762762762762 6.35118.347.92147.2912.70234.6815.88292.20……………………………………9.53176.8512.70234.68……3280032.000813813813813……7.92157.2512.70250.6515.88312.1717.48342.94………………………………9.53188.8312.70250.65……3485034.000864864864864……7.92167.2112.70266.6315.88332.1417.48364.92………………………………9.53200.8212.70266.63……3690036.000914914914914……7.92176.9712.70282.2915.88351.7319.05420.45………………………………9.53212.5712.70282.29……3895038.000965965965965…………………………………………………………9.53224.5612.70298.26……40100040.0001016101610161016…………………………………………………………9.53236.5412.70314.23……42105042.0001067106710671067…………………………………………………………9.53248.5312.70330.21……44110044.0001118111811181118…………………………………………………………9.53260.5212.70346.18……46115046.0001168116811681168…………………………………………………………9.53272.2712.70361.84……48120048.0001219121912191219…………………………………………………………9.53284.2512.70377.81……注：表中…表示无此规格；质量为ASME 供货平端管的理论质量。
sch管道壁厚对照表国标
sch管道壁厚对照表国标国标中对于sch管道壁厚的要求主要体现在以下几个方面：管道的使用范围、厚度标准、制造工艺等。
本文将从这些方面逐一进行介绍。
我们来看一下sch管道的使用范围。
根据国标规定，sch管道适用于石油、化工、电力、冶金、制药、造纸等行业的输送系统中。
由于其承受压力大、抗腐蚀性能好的特点，sch管道在各个行业中都有广泛的应用。
接下来，我们重点介绍一下sch管道的厚度标准。
根据国标的要求，sch管道的壁厚应满足以下标准：sch5、sch10、sch20、sch30、sch40、sch60、sch80、sch100、sch120、sch140、sch160等。
根据不同的厚度标准，sch管道可以承受不同的压力，满足不同行业对于管道的使用需求。
除了厚度标准，制造工艺也是sch管道的重要考量因素。
根据国标规定，sch管道的制造工艺应满足以下要求：管道应采用无缝钢管或焊接钢管制造，焊缝应经过非破坏性检测合格后方可使用。
另外，管道的表面应进行除锈处理，并涂上防腐漆，以提高其抗腐蚀性能。
需要注意的是，根据国标的规定，sch管道的壁厚是按照英寸（inch）来计算的，而不是按照毫米（mm）来计算的。
因此，在使用sch管道时，需要将英寸转换为毫米，以确保使用的管道符合国标的要求。
总结起来，sch管道壁厚对照表国标规定了管道的使用范围、厚度标准和制造工艺。
在选择和使用sch管道时，需要根据具体的行业需求和国标要求进行选择和验收。
只有满足国标要求的管道才能够确保其使用的安全性和可靠性。
希望通过本文的介绍，读者对于sch管道壁厚的国标规定有了更加清晰的了解。
在实际使用中，我们应严格按照国标要求进行选用和验收，以确保管道的质量和安全。
工业管道sch壁厚等级对照表
650 700 750 262830660、4711、2762、0---------------6、4------7、97、97、97、912、712、712、7---15、915、9------9、59、59、59、5---------------------------12、712、712、7------------------------------------------------------800 850 900323436812、8863、6914、4---------------------------7、97、97、912、712、712、715、915、915、9---------9、59、59、517、517、519、0------------------12、712、712、7---------------承插焊管件(一) Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21634、ASME B16、11、JIS B2316公称通径Nominal Pipe Size 承插孔深度Depth ofSocket壁厚Wall Thickness中心至承插孔底Center to Bottom of SocketAC min90°弯头、三通、四通90°Elbow、Tee、Cross45°弯头45°ElbowDN NPS J min SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000承插焊与螺纹活接头Unions of Socket-Welding&ThreadedHG/T 21634、MSS SP-83公称通径Nominal PipeSize外径End DIA壁厚Wall Thickness螺母厚度Nut螺帽每英寸的螺纹扣数Threads Perinch球面凸缘厚度MaleFlange定位口高度Bearin公称装配长度LengthAssemNominat结构尺寸Laying Length流通孔径BoreD min C minG min H F min h min LE d2DN NPS 承插焊Socket螺纹Thread承插焊Socket螺纹Thread承插焊Socket螺纹Thread6 8 1/81/421、821、814、719、13、23、32、53、13、23、216163、23、21、51、5414121217、410、9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。
sch壁厚等级对照表
承插焊管件（一）Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21634、ASME B16.11、JIS B2316公称通径Nominal Pipe Size 承插孔深度Depth ofSocket壁厚Wall Thickness中心至承插孔底Center to Bottom of SocketAC min90°弯头、三通、四通90°Elbow、Tee、Cross45°弯头45°ElbowDN NPS J minSCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000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壁厚Wall Thickness螺母厚度Nut螺帽每英寸的螺纹扣数Threads Perinch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Bore D min C min G min H F min h min L E d2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螺纹管件Threaded Fittings GB/T 1426、ASME B16.11公称通径Nominal Pipe Size90°弯头、三通、四通90°Elbows、Tees、Crosses45°弯头45°Elbows所有管件All Fittings中心至端面Center to End中心至端面Center to End端部外径Outside Diameter of Band 最小壁厚Minimum Wall Thickness螺纹长度Length of Thread MinA G D CDN NPS SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000B L2螺纹管件Threaded Fittings GB/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 MinE F C min DDN NPS SCH160、XXS3000、6000SCH1603000 XXS SCH1603000XXS6000SCH1603000XXS6000B L2螺纹管件Threaded Fittings GB/T 1426、ASME B16.11公称通径Nominal Pipe Size长度Length方头管塞Square Head 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 HeighDN NPS L2 min B min C min D L min S K min H min25-50 1-2 ±2.0 ±2.0 ±1.0 65-100 21/2-4 ±2.5六角头双丝头Hexagonal Nipples六角头双丝头Hexagonal Nipples公称通径Nominal Pipe Size 尺寸SizeDN NPS C E1 E2 WD螺纹短节Nipples公称通径Nominal Pipe Size管子外径Outside Diameter of Pipe螺纹长度Length of Thread Min长度End to End管子壁厚Wall Thickness of PipeDN NPS D L2 min L T6 8 10 1/81/43/810.313.717.19.511.012.575、100、150 SCH80、SCH16015 20 1/23/421.326.714.516.0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。
sch壁厚等级对照表
承插焊管件（一）Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21634、ASME B16.11、JIS B2316公称通径Nominal Pipe Size 承插孔深度Depth ofSocket壁厚Wall Thickness中心至承插孔底Center to Bottom of SocketAC min90°弯头、三通、四通90°Elbow、Tee、Cross45°弯头45°ElbowDN NPS J minSCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000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壁厚Wall Thickness螺母厚度Nut螺帽每英寸的螺纹扣数Threads Perinch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Bore D min C min G min H F min h min L E d2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螺纹管件Threaded Fittings GB/T 1426、ASME B16.11公称通径Nominal Pipe Size90°弯头、三通、四通90°Elbows、Tees、Crosses45°弯头45°Elbows所有管件All Fittings中心至端面Center to End中心至端面Center to End端部外径Outside Diameter of Band 最小壁厚Minimum Wall Thickness螺纹长度Length of Thread MinA G D CDN NPS SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000B L2螺纹管件Threaded Fittings GB/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 MinE F C min DDN NPS SCH160、XXS3000、6000SCH1603000 XXS SCH1603000XXS6000SCH1603000XXS6000B L2螺纹管件Threaded Fittings GB/T 1426、ASME B16.11公称通径Nominal Pipe Size长度Length方头管塞Square Head 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 HeighDN NPS L2 min B min C min D L min S K min H min25-50 1-2 ±2.0 ±2.0 ±1.0 65-100 21/2-4 ±2.5六角头双丝头Hexagonal Nipples六角头双丝头Hexagonal Nipples公称通径Nominal Pipe Size 尺寸SizeDN NPS C E1 E2 WD螺纹短节Nipples公称通径Nominal Pipe Size管子外径Outside Diameter of Pipe螺纹长度Length of Thread Min长度End to End管子壁厚Wall Thickness of PipeDN NPS D L2 min L T6 8 10 1/81/43/810.313.717.19.511.012.575、100、150 SCH80、SCH16015 20 1/23/421.326.714.516.0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。
sch壁厚等级对照表
承插焊管件（一）Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21634、ASME B16.11、JIS B2316承插焊和螺纹活接头Unions of Socket-Welding&ThreadedHG/T 21634、MSS SP-83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。
mm管件坡口形式压力等级表(HG 5010.10～16-58,HGJ 514-87,SY 7510-87)mm注：表中HG为HG5010-87标准，HGJ为HGJ514-87,SY为SY7510-87标准。
管件尺寸公差壁厚分级表ANSI B36.10 ＆ B36.19壁厚分级表GB 12459-90 GB/T 13401-92mm壁厚表 GB 12459、GB/T 13401公称通径外径公称壁厚 TA 系列B 系列 Sch 5s Sch 10s Sch 20sLGSch 20 Sch 30 STDSch 40 Sch 60 XsSch 80 Sch 100 Sch 120 Sch 140 Sch 160 15 20 25 21.3 26.9 33.7 18 25 32 1.6 1.6 1.6 2.1 2.1 2.8 2.6 2.6 3.2 ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ 2.9 2.9 3.2 ┅ ┅ ┅ ┅ ┅ ┅ 3.6 4.04.5 ┅ ┅┅ ┅ ┅ ┅ ┅ ┅ ┅ 4.5 5.6 6.3 32 40 50 42.4 48.3 60.3 38 45 57 1.6 1.6 1.6 2.8 2.8 2.8 3.2 3.2 3.6 ┅ ┅┅ ┅ ┅3.2 ┅ ┅ ┅ ┅ ┅ ┅ 3.6 3.64.0 ┅ ┅ ┅ ┅ ┅ ┅5.0 5.0 5.6 ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅6.37.18.8 65 80 90 76.1(73) 88.9 101.6 76 89 ┅2.0 2.0 2.03.0 3.0 3.0 3.64.0 4.0 ┅ ┅ ┅ 4.5 4.5 4.5┅ ┅ ┅ ┅ ┅ ┅ 5.0 5.6 5.6 ┅ ┅ ┅ ┅ ┅ ┅ 7.1 8.0 8.0 ┅ ┅ ┅ ┅ ┅ ┅┅ ┅ ┅10.0 11.0 12.5 100 125 150 114.3 139.7 168.3 108 133 159 2.0 2.9 2.9 3.0 3.4 3.4 4.0 5.0 5.0 ┅ ┅ ┅ 5.0 5.0 5.6┅ ┅ ┅┅ ┅ ┅ 5.9 6.3 7.1┅ ┅ ┅┅ ┅ ┅8.810.0 11.1 ┅┅ ┅11.0 12.5 14.2 ┅ ┅ ┅14.2 16.0 17.5200219.1219 2.9 4.0 6.3 ┅ 6.3 7.1 ┅8.0 10.0 ┅ 12.5 16.0 17.5 20.0 22.2250 300 273.0323.92733253.64.04.04.56.36.3┅┅6.36.38.08.8┅┅8.810.012.514.2┅┅16.017.517.522.222.225.025.028.028.032.0350 400 450 500 355.6406.4457.2508.03774264785294.04.04.05.05.05.05.05.68.08.08.08.08.08.08.08.08.08.08.010.010.010.011.012.510.010.010.010.011.012.514.216.016.017.520.020.013.013.013.013.020.022.225.028.025.828.030.032.028.030.036.040.032.036.040.045.036.040.045.050.0550 600 650 700 559610660711┅630┅7205.05.6┅┅5.66.3┅┅┅┅┅┅8.08.08.08.0┅┅┅┅┅┅┅┅10.010.010.010.0┅17.5┅┅┅┅┅┅13.013.013.013.030.032.0750 800 850 900 762813864914┅820┅920┅┅┅┅┅┅┅┅┅┅┅┅8.08.08.08.0┅┅┅┅┅┅┅┅10.010.010.010.0┅┅┅┅┅┅┅┅13.013.013.013.0950 1000 1050 96510161067┅1020┅┅┅┅┅┅┅┅┅┅8.08.08.0┅┅┅┅┅┅10.010.010.0┅┅┅┅┅┅13.013.013.01100 1150 1200 1118116812201120┅1220┅┅┅┅┅┅┅┅┅8.08.08.0┅┅┅┅┅┅10.010.010.0┅┅┅┅┅┅13.013.013.0注：1、sch5s、10s、20s用于不锈钢管件。
工业管道sch壁厚等级对照表
承插焊管件（一）Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21634、ASME B16.11、JIS B2316公称通径Nominal Pipe Size 承插孔深度Depth ofSocket壁厚Wall Thickness中心至承插孔底Center to Bottom of SocketAC min90°弯头、三通、四通90°Elbow、Tee、Cross45°弯头45°ElbowDN NPS J minSCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000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壁厚Wall Thickness螺母厚度Nut螺帽每英寸的螺纹扣数Threads Perinch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Bore D min C min G min H F min h min L E d2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螺纹管件Threaded Fittings GB/T 1426、ASME B16.11公称通径Nominal Pipe Size90°弯头、三通、四通90°Elbows、Tees、Crosses45°弯头45°Elbows所有管件All Fittings中心至端面Center to End中心至端面Center to End端部外径Outside Diameter of Band 最小壁厚Minimum Wall Thickness螺纹长度Length of Thread MinA G D CDN NPS SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000SCH802000SCH1603000XXS6000B L2螺纹管件Threaded Fittings GB/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 MinE F C min DDN NPS SCH160、XXS3000、6000SCH1603000 XXS SCH1603000XXS6000SCH1603000XXS6000B L2螺纹管件Threaded Fittings GB/T 1426、ASME B16.11公称通径Nominal Pipe Size长度Length方头管塞Square Head 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 HeighDN NPS L2 min B min C min D L min S K min H min25-50 1-2 ±2.0 ±2.0 ±1.0 65-100 21/2-4 ±2.5六角头双丝头Hexagonal Nipples六角头双丝头Hexagonal Nipples公称通径Nominal Pipe Size 尺寸SizeDN NPS C E1 E2 WD螺纹短节Nipples公称通径Nominal Pipe Size管子外径Outside Diameter of Pipe螺纹长度Length of Thread Min长度End to End管子壁厚Wall Thickness of PipeDN NPS D L2 min L T6 8 10 1/81/43/810.313.717.19.511.012.575、100、150 SCH80、SCH16015 20 1/23/421.326.714.516.0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。
SCH与管壁厚换算表
4 4½ 5 6 8
100 115 125 150 200
DN NPS
OD
Wall Thic
NPS
mm
inches (millimeters) 10.75 in (273.05 mm) 12.75 in (323.85 mm) 14.00 in (355.60 mm) 16.00 in (406.40 mm) 18.00 in (457.20 mm) 20.00 in (508.00 mm) 24.00 in (609.60 mm) SCH 5s 0.134 in (3.404 mm) 0.156 in (3.962 mm) 0.156 in (3.962 mm) 0.165 in (4.191 mm) 0.165 in (4.191 mm) 0.188 in (4.775 mm) 0.218 in (5.537 mm) SCH 5 0.134 in (3.404 mm) 0.165 in (4.191 mm) 0.156 in (3.962 mm) 0.165 in (4.191 mm) 0.165 in (4.191 mm) 0.188 in (4.775 mm) 0.218 in (5.537 mm)
DN NPS mm
OD inches (millimeters) 0.405 in (10.29 mm) 0.540 in (13.72 mm) 0.675 in (17.15 mm) 0.840 in (21.34 mm) 1.050 in (26.67 mm) 1.315 in (33.40 mm) 1.660 in (42.16 mm) 1.900 in (48.26 mm) 2.375 in (60.33 mm) 2.875 in (73.02 mm) 3.500 in (88.90 mm) 4.000 in (101.60 mm) SCH 5 0.035 in (0.889 mm) 0.049 in (1.245 mm) 0.049 in (1.245 mm) 0.065 in (1.651 mm) 0.065 in (1.651 mm) 0.065 in (1.651 mm) 0.065 in (1.651 mm) 0.065 in (1.651 mm) 0.065 in (1.651 mm) 0.083 in (2.108 mm) 0.083 in (2.108 mm) 0.083 in (2.108 mm) SCH 10 0.049 in (1.245 mm) 0.065 in (1.651 mm) 0.065 in (1.651 mm) 0.083 in (2.108 mm) 0.083 in (2.108 mm) 0.109 in (2.769 mm) 0.109 in (2.769 mm) 0.109 in (2.769 mm) 0.109 in (2.769 mm) 0.120 in (3.048 mm) 0.120 in (3.048 mm) 0.120 in (3.048 mm)