普通焊接钢管规格、重量及市场价格焊接钢管公称直(口)径外径φ壁厚理论重量(mm)DN6DN8DN10DN15DN20DN25DN32DN40DN50DN70DN80DN100DN125DN150镀锌钢管单位价格理论重量市场吨价(元/m)(kg/m)(元/t)单位价格(元/m)壁厚(mm)焊接市场吨价(元/t)(in)(mm)(mm)(kg/m) 1/81020.390.620.821.261.632.423.133.844.886.648.3410.8515.0417.81390039003900390039003900390039003900390039003900390039001.542.433.194.916.369.4612.2114.9819.0225.8832.5142.3258.6469.460.420.660.871.331.732.573.324.075.177.038.8411.5015.9418.88490049004900490049004900490049004900490049004900490049002.053.244.256.538.4712.5916.2619.9525.3334.4643.2956.3678.1092.512.52.752.753.253.5444.254.54.54.7555.55.5 1/413.5 3/82.252.252.752.753.253.253.503.503.754.004.004.504.5017 1/221.3 3/426.833.51¼42.32½482602½75.5388.54114514061651计算公式P=0.02466S（D-S）P=C[0.02466S（D-S）]一般常用热轧无缝钢管规格、重量及市场价格表公称直径DN15DN20DN25DN32DN40DN50DN65DN80DN100DN125DN150DN200小外径(mm)壁厚(mm)理论重单位价市场吨价量格(kg/m)(元/t)(元/m)大外径(mm)壁厚(mm)理论重量(kg/m)市场吨价(元/t)单位价格(元/m)18253238455773891081331592192.502.502.502.502.503.003.003.504.004.004.506.000.961.391.822.192.623.995.187.3810.2612.7217.1431.523900390039003900390039003900390039003900390039003.735.417.098.5410.2215.5820.2028.7840.0149.6366.86122.9122273442486076891141401682192.502.502.502.502.503.003.003.504.004.004.506.001.201.511.942.442.814.225.407.3810.8513.4218.1431.523900390039003900390039003900390039003900390039004.695.897.579.5010.9416.4521.0628.7842.3252.3270.76122.91DN250DN300DN350DN400DN450DN500DN6002733253774264805306306.507.509.009.009.009.009.0042.7258.7281.6792.55104.53115.63137.823900390039003900390039003900166.60229.01318.53360.94407.68450.96537.522733243604604575086106.507.509.009.009.009.009.0042.7258.5477.90100.0999.43110.75133.393900390039003900390039003900166.60228.29303.81390.37387.77431.92520.21格、重量及市场价格表焊接钢管（加厚）理论重量(kg/m)市场吨价(元/t)单位价格(元/m)长度米钢管通用支架重量接头重量kgkg每米钢管分配的管接头重量(以每6米一个管接头计算)电线管外径mm壁理论市场单位厚重量吨价价格mmkg/m元/t元/m0.460.730.971.452.012.913.784.596.167.889.8113.4418.2421.6345004500450045004500450045004500450045004500450045004500合 计2.083.284.356.519.0513.0917.0020.6327.7135.4544.1560.4882.0997.351.001.001.001.001.001.001.001.001.001.001.001.001.001.000.41670.41670.41670.33330.33330.28570.28570.29170.23330.24243.256151.000.373900###161.000.393900###201.000.503900###251.000.633900###321.200.973900###401.501.513900###501.602.023900###0.00170.00330.00500.00670.01000.01330.02170.33330.66670.10000.13331.295(P=W(kg/m) D=外径 S=壁厚 理论质量均系按相对密度7.85计算)
