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1、压 力力 等等 级级PN（MMpa）CIasss2.01505.030011.0060015.0090026.001500042.0025000公称通径径和钢管管外径公称通径径101520253240506580钢管外径径A17.2221.3326.9933.7742.4448.3360.3376.1188.99B141825323845577689公称通径径100125150200250300350400450500钢管外径径A114.3139.7168.3219.1273323.9355.6406.4457508B108133159219273325377426480530公称通径径600
2、700800900100001200014000160001800020000钢管外径径A610711813914101661219914222162661829920322B630720820920102001220014200162001820020200公称通径径NPS（iin）1/23/4111/4411/22221/2234DN1520253240506580100钢管外径径21.3326.9933.7742.4448.3360.3376.1188.99114.3公称通径径NPS（iin）56810121416182022DN12515020025030035040045050055
3、0钢管外径径139.7168.3219.1273.0323.9355.6406.4457508559公称通径径NPS（iin）24262830323436384042DN6006507007508008509009501000010500钢管外径径6106607117628138649149651016610677公称通径径NPS（iin）444648505254565860DN110001150012000125001300013500140001450015000钢管外径径111881168812199127001321113722142221473315244法兰类型型及类型型代号欧洲体
4、系系美洲体系系法兰类型型法兰类型型代号法兰类型型法兰类型型代号板式平焊焊法兰PL带颈平焊焊法兰SO带颈平焊焊法兰SO带颈对焊焊法兰WN带颈对焊焊法兰WN整体法兰兰IF整体法兰兰IF承插焊法法兰SW承插焊法法兰SW螺纹法兰兰T螺纹法兰兰T对焊环松松套法兰兰LF/SSE对焊环松松套法兰兰PJ/SSE法兰盖BL平焊环松松套法兰兰PJ/RRJ大直径管管法兰WN法兰盖BL衬里法兰兰盖BL（SS）法兰的尺尺寸公差差（欧洲洲体系）项目法兰型式式尺寸范围围极限偏差差法兰厚度度C双面加工工的所有有型式法法兰（包包括锪孔孔）C1882 018CC503 0C5004 0法兰的尺尺寸公差差（美洲洲体系）项目法兰型式
5、式尺寸范围围极限偏差差法兰厚度度C双面加工工的所有有型式法法兰（包包括锪孔孔）DN44503.22 0DN44504.88 0碳素钢、合合金钢无无缝钢管管的尺寸寸和理论论质量（SSH34405-96）公称直径径DN外径mmm壁 厚厚 及及 理理 论论 质质 量量SCH220SCH330SCH440SCH660SCH880SCH1100SCH1120SCH1140SCH1160XXSmmKg/mmmmKg/mmmmKg/mmmmKg/mmmmKg/mmmmKg/mmmmKg/mmmmKg/mmmmKg/mmmmKg/mm10172.5.08993.51.17715223.01.4114.01.7
6、885.02.1007.52.68820273.01.7884.02.2775.52.9228.03.75525343.52.6334.53.2776.54.4119.05.555(32)423.53.3335.04.5666.55.69910.007.89940484.04.3445.05.3007.07.08810.009.37750603.54.8884.05.5225.06.7885.57.3997.09.1558.510.77911.0013.229(65)764.57.9335.08.7556.010.3367.011.9918.013.4429.515.55814.0021.44
7、080894.59.3885.511.3336.513.2227.515.0079.017.77611.0021.11615.0027.3371001145.013.4446.015.9987.018.4478.522.11111.0027.99414.0034.55217.0040.666(1255)1405.016.6656.521.4408.026.0049.530.55713.0040.77116.0048.99319.0056.6691501685.520.0046.525.8897.027.7799.537.11311.0042.55914.0053.11718.0066.5582
8、2.0079.2212002196.534.0067.036.6608.041.66310.0051.55413.0066.00415.0075.44618.0089.22220.0098.11524.00115.4123.00111.172502736.5542.7728.052.2289.561.77313.0083.33515.0095.44318.00113.1922.00136.1725.00152.8928.00169.1725.00152.893003256.551.0058.566.33410.0077.66814.00107.3717.00129.1222.00164.382
9、5.00184.9528.00205.0734.00244.0026.00191.713503568.068.6659.581.11711.0093.55815.00126.1419.00157.9024.00196.4928.00226.4832.00255.6736.00284.084004068.078.5529.592.88913.00125.9917.00163.0822.00208.3326.00243.6432.00295.1336.00328.4740.00361.024504578.088.55811.00120.9814.00152.9419.00205.2224.0025
10、6.2730.00315.8935.00364.2340.00411.3345.00457.205005089.5116.7813.00158.6915.00182.3620.00240.6826.00309.0432.00375.6238.00440.4345.00513.7950.00564.715505599.5128.7313.00175.0417.00227.2222.00291.3328.00366.6435.00452.2642.00535.4748.00604.8654.0067200486006109.5140.6814.00205.7618.00262.7825.00360.6532.00456.1138.00536.0145.00626.9852.00715.5360.00813.78奥氏体不不锈钢无无缝钢管管尺寸和和理论质质量（SSH34405-96）公称直径径DN外径mmm壁 厚厚 及及 理理 论论 质质 量量SCH55SSCH110 SSSCH220 SSSCH440 SSSCH880 SSmmKg/mmmmKg/mmmmKg/mmmmKg/
