焊接鋼管規(guī)格表: 壁 厚/mm O.5, 0.6, 0.8, 1.0 ,1.2, 1.4, 1.5 ,1.6, 1.8, 2.O, 2.2, 2.5, 2.8, 3.0, 3.2, 3.5 鋼管的理論質(zhì)量/(kg/m) Ø5: O.055 0.065 O.083 O.099 Ø 8 : 0.092 O.109 O.142 O.173 O.201 Ø 10: 0.117 O.139 0.181 0.222 0.260 Ø 12: 0.142 O.169 O.221 O.271 O.320 O.366 O.388 0.410 Ø 13: O.183 0.241 0.296 O.343 0.400 O.425 0.450 Ø 14: 0.198 O.260 O.321 O.379 O.435 O.462 O.489 Ø 15: O.123 0.280 O.345 0.408 O.470 O.499 O.529 Ø 16: O.228 O.300 O.370 0.438 0.504 O.536 O.568 Ø 17: 0.243 O.320 O.395 O.468 0.359 O.573 O.608 Ø 18: 0.257 0.339 O.419 O.497 O.573 0.610 0.647 Ø 19: O.272 O.359 0,444 0.527 0.608 O.647 O.687 20 0.287 0.379 O.469 O.556 O.642 O.684 O.726 0.808 0.888 21 0.399 0.493 0.586 0.677 O.721 O.765 0.852 0.937 22 O.418 O.518 O.616 O.7U O.758 O.805 O.897 0.986 1.074 25 O.477 O.592 O.704 0.815 O.869 O.923 1.030 1.134 1.237 1.387 | | |