1、镀锌钢管理论重量表(表一)公称口径 外径 普通钢管 加厚钢管mm in 公称尺寸 mm 壁厚 mm 理论重量 kg/m 壁厚mm 理论重量kg/m6 1/8 10 2 0.39 2.5 0.468 1/4 13.5 2.25 0.62 2.75 0.7310 3/8 17 2.25 0.82 2.75 0.9715 1/2 21.2 2.75 1.26 3.25 1.4520 3/4 26.8 2.75 1.63 3.5 2.0125 1 33.5 3.25 2.42 4 2.9132 1+1/4 42.3 3.25 3.13 4 3.7840 1+1/2 48 3.5 3.84 4.25 4
2、.5850 2 60 3.5 4.88 4.5 6.1665 2+1/2 75.5 3.75 4.64 4.5 7.8880 3 88.5 4 8.34 4.75 9.81100 4 114 4 10.85 5 13.44125 5 140 4.5 15.04 5.5 18.24150 6 165 4.5 17.81 5.5 21.63镀锌钢管理论重量表(表二)焊管(6 米定尺) 镀锌管(6 米定尺)规格公称内径 英寸外径 mm 壁厚 mm 最小壁厚mm米重 kg 根重 kg 米重 kg 根重 kgDN151/221.32.82.451.287.681.3578.14DN203/426.92.
3、82.451.669.961.7610.56DN25133.73.22.82.4114.462.55415.32DN321.2542.43.53.063.3620.163.5621.36DN401.548.33.53.063.8723.224.1024.60DN50260.33.83.3255.2931.745.60733.64DN652.576.14.03.57.1142.667.53645.21DN80388.94.08.3850.288.8853.28DN1004114.34.010.8865.2811.5369.18DN12551404.515.0490.2415.94298.65DN1506168.34.518.18109.0819.27115.62DN2008219.16.0(焊管)31.53189.18DN2008219.16.5(热镀锌)36.12216.72