（外径（mm）-厚度（mm））*厚度（mm）*0.02507*长度（M）=重量（KG）316和316L都用这个公式，304和304L只是把0.02507变为0.02491D：外径S：壁厚钢管单位长度(每米)的重量是201:(D-S)*D*0.02466.304:(D-S)*D*0.02491.316:(D-S)*D*0.02507.不锈钢管重量计算公式（外径-壁厚）*壁厚*0.02491十、不锈钢管单位重量表热轧不锈钢管（1Cr18Ni9Ti）每米重量表公称直径（外径X壁厚）（毫米）每米重量（公斤）公称直径（外径X壁厚）（毫米）每米重量（公斤）公称直径（外径X壁厚）（毫米）每米重量（公斤）76X3.56.2683X3.56.8689X48.3847.147.794.59.384.57.934.58.71510.3658.7559.625.511.335.59.565.510.61612.28610.36611.396.513.326.511.146.512.26714.16711.91713.127.515.077.512.677.513.96815.98813.42814.088.516.878.514.158.515.62917.76公称直径（外径X壁厚）（毫米）每米重量（公斤）公称直径（外径X壁厚）（毫米）每米重量（公斤）公称直径（外径X壁厚）（毫米）每米重量（公斤）914.87916.42108X410.26108X4.511.49114X513.44133X5.517.29512.75.514.72618.795.513.9615.986.520.28615.096.517.23721.756.516.27718.477.523.21717.447.519.70824.667.518.59821.918.526.10819.738.522.12927.528.520.86923.31152x4.516.37921.97133x412.73114x410.854.514.264.512.15515.78冷拔不锈钢管（1Cr18Ni9Ti）每米重量表公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）8x1.50.2414x3.50.90618x31.1120.29640.9863.51.252.50.33916x1.50.53641.3810x1.50.31420.6914.51.5020.3952.50.83251.602.50.46230.96220x1.50.68430.5183.51.0820.8883.50.56141.182.51.0814x1.50.4624.51.2831.2620.59218x1.50.613.51.422.50.70920.78941.5830.8142.50.9564.51.7220x51.8522x62.3725x73.115.51.9725x1.50.86930x1.51.0562.0721.1321.38公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）22x1.50.2582.51.392.51.7020.98631.6332.002.51.203.51.863.52.2931.4142.0742.563.51.604.52.284.52.8341.7852.4753.084.51.945.52.645.53.3252.1062.8163.555.52.246.52.976.53.7730x73.9732x63.8634x53.587.54.166.54.095.53.8784.3474.3264.1432x1.51.137.54.536.54.4121.4884.7474.66公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）2.51.8234x1.51.207.54.9032.1521.5885.133.52.462.51.9438x1.51.3542.7632.2921.784.53.053.52.632.52.1953.3342.9632.595.53.594.53.273.52.9838x43.3544x22.0744x87.104.53.722.52.568.57.4454.0733.0397.775.54.413.53.5045x1.51.6164.7443.9522.126.55.054.54.382.52.6275.3554.8133.11公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）公称直径（外径x壁厚）（毫米）每米重量（公斤）7.55.645.55.223.53.5885.9265.6244.04外径壁厚（毫米）8.56.186.56.014.54.4996.4476.3954.9344x1.51.577.56.755.55.3645x65.7757x22.7160x3.54.886.56.172.53.3645.5276.562.253.6873x23.507.56.9434.002.54.3587.303.54.6235.188.57.6545.233.56.0097.9960x22.8646.819.58.322.53.55108.6334.22一、焊接钢管单位重量表电焊钢管每米重量表外径（毫米）壁厚（毫米）0.50.60.81.01.21.41.51.61.82.0(5)0.0550.0650.0830.099(6)0.0680.0800.1030.123(7)0.0800.0950.1220.148(8)0.0920.1100.1420.173(0.202)(9)0.1050.1250.1620.1970.231100.1170.1390.1820.222(0.261)(11)0.1290.1540.2010.2470.290120.1420.1690.2210.2710.3200.365(0.388)0.411(13)0.1840.2410.2960.3490.4000.4250.451(14)0.1990.2600.3210.3790.4340.4620.490150.2140.2800.3450.4090.4680.4990.529160.2280.3000.3700.4380.503(0.536)0.568(17)0.2440.3200.3950.4680.5370.57...
