无缝管理论计重方式.doc

无缝管理论计重方式： 无缝管理论计算公式： (外径–壁厚 )×壁厚 ×0.02466= 无缝管每米的重量 无缝钢管理论重量表： 单位：Kg/m 壁 厚 外 径 3 3.5 4 4.5 5 5.5 6 32 2.146 2.460 2.762 3.052 3.329 3.594 3.847 38 2.589 2.978 3.354 3.718 4.069 4.408 4.735 42 2.885 3.323 3.749 4.162 4.562 4.951 5.327 45 3.107 3.582 4.044 4.495 4.932 5.358 5.771 50 3.477 4.014 4.538 5.049 5.549 6.036 6.511 54 3.773 4.359 4.932 5.493 6.042 6.578 7.103 57 3.995 4.618 5.228 5.826 6.412 6.985 7.546 60 4.217 4.877 5.524 6.159 6.782 7.392 7.990 63.5 4.476 5.179 5.869 6.548 7.214 7.867 8.508 68 4.809 5.567 6.313 7.047 7.768 8.477 9.174 70 4.957 5.740 6.511 7.269 8.015 8.749 9.470 73 5.179 5.999 6.807 7.602 8.385 9.156 9.914 76 5.401 6.258 7.103 7.935 8.755 9.563 10.358 89 6.363 7.380 8.385 9.378 10.358 11.326 12.281 108 7.768 9.020 10.259 11.486 12.701 13.903 15.093 133 11.178 12.725 14.261 15.783 17.294 18.792 159 13.422 15.290 17.146 18.989 20.821 22.639 219 18.601 21.209 23.805 26.388 28.959 31.517 273 23.262 26.536 29.797 33.046 36.283 39.508 325 27.750 31.665 35.568 39.458 43.337 47.202 355 38.897 43.158 47.406 51.641 377 41.339 45.871 50.390 54.897 426 46.777 51.913 57.036 62.147 450 480 530 630 单位：Kg/m 壁 厚 外 径 6.5 7 8 8.5 9 10 12 32 4.088 　 38 5.049 　 42 5.691 　 45 6.172 　 50 6.973 7.423 8.286 8.699 　 54 7.614 8.114 9.075 9.538 　 57 8.095 8.632 9.667 10.167 　 60 8.576 9.149 10.259 10.796 　 63.5 9.137 9.754 10.950 11.529 　 68 9.858 10.530 11.838 12.473 　 70 10.179 10.876 12.232 12.892 13.539 14.797 17.164 73 10.660 11.394 12.824 13.521 14.205 15.537 18.052 76 11.141 11.912 13.416 14.150 14.871 16.277 18.940 89 13.225 14.156 15.981 16.875 17.756 19.483 22.787 108 16.270 17.436 19.729 20.858 21.973 24.168 28.410 133 20.278 21.751 24.662 26.098 27.522 30.334 35.809 159 24.446 26.240 29.791 31.548 33.293 36.746 43.503 219 34.064 36.598 41.629 44.126 46.610 51.543 61.259 273 42.720 45.920 52.283 55.445 58.596 64.860 77.240 325