公称外径nominal O.Dmm55.567891011121314151618202227333.0436.2839.5145.92323.939.3243.1847.0454.762.3269.89-32539.4643.3347.2654.962.5470.13355.643.2347.4851.7360.1868.5776.92-37745.8850.3954.8963.8772.881.67406.449.4454.3259.2468.9478.688.297.75-42651.9157.0362.1472.3382.4692.55102.5945755.7361.2466.7377.6988.5899.43110.23120.98131.6142.3450874.2886.4898.64110.75122.81134.82146.78158.69-52977.3890.11102.78115.41127.99140.51152.99165.42-55981.8295.29108.7122.07135.38148.65161.87175.0461089.37104.09118.76133.39147.96162.48176.96191.39-63092.33107.54122.71137.82152.89167.91182.88197.8-66096.77112.72128.63144.48160.29176.05191.76207.42711104.31121.52138.69155.8172.87189.88206.85223.76-720105.64123.08140.46157.8175.09192.32209.51226.65-762130.33148.75167.12185.44203.72221.94240.11258.24813139.13158.81178.44198.02217.55237.03256.46278.88-820140.34160.19179.99199.75219.45239.1258.71276.26297.77317.23256.01394.58432.96914178.74200.06222.93244.95266.92288.84310.72332.54354.31397.74440.95483.96-920179.92202.19224.41246.58268.7290.77312.79334.76356.68400.4443.91486.131016198.86223.49248.08272.62297.1321.54345.93370.27394.56443.02491.26539.3-1020199.65224.38249.07273.7298.39322.82347.31371.75396.1444.79493.23541.471220296.39327.95357.47386.94416.36445.73475.58533.58591.88649.981420347.71362.21416.66451.06485.41519.71553.96622.36690.52758.491620397.03436.46475.84515.17554.46593.6632.87711.14789.178671820446.35490.71535.02579.29623.5667.67711.79799.92887.81975.512020495.67544.96594.21643.4692.55741.65796.7888.7986.461084.212220544.99599.21653.39707.52761.6815.63869.61977.481085.111192.532420594.34635.5712.62771.62830.2889.66948.61066.261183.751301.04公称壁厚　Nominal Wall Thickness mm螺旋钢管规格及理论重量表