螺旋钢管规格及其理论重量表
公称壁厚 Nominal Wall Thickness mm
公称外径
nominal
O.D
mm
5.0 5.5 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 16.0 18.0 20.0 22.0
273 33.04 36.28 39.51 45.92
323.9 39.32 43.18 47.04 54.70 62.32 69.89
(325) 39.46 43.33 47.26 54.90 62.54 70.13
355.6 43.23 47.48 51.73 60.18 68.57 76.92
(377) 45.88 50.39 54.89 63.87 72.80 81.67
406.4 49.44 54.32 59.24 68.94 78.60 88.20 97.75
(426)