翅片管重量和面积的计算

换热设备翅片管重量和面积的计算　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