8月27日上海市熱鍍鋅鋼管理論重量公稱內徑英寸DN151月2日21.32.82.451.287.681.357DN203月4日26.92.82.451.669.961.76DN25133.73.22.82.4114.462.554DN321.2542.43.53.063.3620.163.56DN401.548.33.53.063.8723.224.1DN50260.33.83.3255.2931.745.607DN652.576.143.57.1142.667.536DN80388.948.3850.288.88DN1004114.3410.8865.2811.53DN12551404.515.0490.2415.942DN1506168.34.518.18109.0819.27DN2008219.16.5（熱鍍鋅鋼管）36.1231.53189.18DN2008219.16.0（焊管）熱鍍鋅鋼管規格鍍鋅鋼管外徑mm鍍鋅鋼管壁厚mm最小壁厚mm焊管（6米定尺）鍍鋅鋼管(6米定尺）米重kg根重kg米重kg鋼管重量計算公式:[(外徑-壁厚)*壁厚]*0.02466=kg/米(每米的重量) 規格外徑mm 壁厚mm 最小壁厚mm 焊管（6米定尺）鍍鋅管(6米定尺）米重kg 根重kg 米重kg 根重kg 公稱內徑（毫米）英寸DN15 1/2 21.3 2.8 2.45 1.28 7.68 1.357 8.14 DN20 3/4 26.9 2.8 2.45 1.66 9.96 1.76 10.56 DN25 1 33.7 3.2 2.8 2.41 14.46 2.554 15.32 DN32 1.25 42.4 3.5 3.06 3.36 20.16 3.56 21.36 DN40 1.5 48.3 3.5 3.06 3.87 23.22 4.10 24.60熱鍍鋅方管 DN50 2 60.3 3.8 3.325 5.29 31.74 5.607 33.64 DN65 2.5 76.1 4.0 3.5 7.11 42.66 7.536 45.21 DN80 3 88.9 4.0 8.38 50.28 8.88 53.28 DN100 4 114.3 4.0 10.88 65.28 11.53 69.18 DN125 5 140熱鍍鋅方管 4.5 15.04 90.24 15.942 98.65 DN150 6 168.3 4.5 18.18 109.08 19.27 115.62 DN200 8 219.1 6.0 （焊管）31.53 189.18 DN200 8 219.1 6.5 （熱鍍鋅）36.12 216.72 鍍鋅鋼管尺寸規格表公稱口徑外徑壁厚鍍鋅管壁黑鐵管增加的重量系數MM MM MM 普通鋼管加厚鋼管6 10.0 2 1. 064 1.059 8 13. 5 2.75 1.056 1.046 10 17.0 3.50 1.056 1.046 15 21.3 3.15 1.047 1.039 20 26.8 3.40 1.046 1.039 25 33.5 4.25 1.039 1.032 32 42.3 5.15 1.039 1.032 公稱口徑外徑壁厚鍍鋅管壁黑鐵管增加的重量系數MM MM MM 普通鋼管加厚鋼管40 48.0 4.00 1.036 1.030 50 60.0 5.00 1.036 1.028 65 75.5 5.25 1.034 1.028 80 88.5 4.25 1.032 1.027 100 114.0 7.00 1.032 1.026 125 熱鍍鋅方管http://www.ww306.com/ 140.0 7.50 1.028 1.023 150 165.0 7.50 1.028 1.023 鍍鋅鋼管尺寸規格表說明：W=C×[0.02466×(D-S)×S] W--鍍鋅管每米重量：kg/m C--鍍鋅管比黑鐵管增加的重量系數D--黑鐵管的外徑S--黑鐵管的壁厚熱鍍50415.3212.7710.8424513.791621.3617.815.1132119.22424.620.517.4056622.1433.6428.03523.803330.277845.2137.6831.9924540.694453.2844.437.6981147.95269.1857.6548.9481162.26298.6579.7167.678386.0868115.6296.3581.8066104.058000000216.72180.6153.3396195.048http://www.ww306.com/