d（mm）34566.588.2101214161820222528323640面积（mm2）7.112.619.628.333.250.352.878.5113.1153.9201.1254.5314.2380.1490.9615.8804.21017.91256.6公称质量（kg/m）0.05550.09860.1540.2220.260.3950.4150.6170.8881.2081.5781.9982.4662.9843.8534.8346.3137.999.865数量00000000002100000000面积00000000004223.100000000合计面积4223.1