直径(mm)566.588.2101214161820222528323640(mm)直径不同根数直径的计算截面面积(mm2)119.628.333.250.352.878.5113.1153.9201.1254.5314.2380.1490.9615.8804.210181257公称质量239576610110615722630840250962876098212321608203625133598510015115823633946260376394211401473184724133054377047911313320121131445261680410181257152119632463321740725027598142166252264393565770100512721571190124543079402150896283611817019930231747167992412061527188522812945369548256107754071371982323523705507921078140717812199266134364310563071258796815722626540242262890512321608203625133041392749266434814391772542994534757071017138518092290282734214418554272389161(kg/m)0.1540.2220.260.3950.4150.6170.8881.2081.5781.9982.4662.9843.8534.8346.3137.999.865(kg/m)1005311310123456789不同根数直径的计算截面面积(mm2)公称质量
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