计算公式:W=0.02466×δ(D-δ)说明:理论质量按密度7.85g/cm3计算D—外径δ—壁厚普通碳素钢电线套管的尺寸及质量公称尺寸/mm外径D/mm壁厚δ/mm理论质量W/kg1m6m7.5m13161925323851647612.715.8819.0525.431.7538.150.863.576.21.61.61.81.81.81.82.02.53.20.4380.5810.7661 (共 403 字) [阅读本文] >>
海量资源,尽在掌握
 计算公式:W=0.02466×δ(D-δ)说明:理论质量按密度7.85g/cm3计算D—外径δ—壁厚普通碳素钢电线套管的尺寸及质量公称尺寸/mm外径D/mm壁厚δ/mm理论质量W/kg1m6m7.5m13161925323851647612.715.8819.0525.431.7538.150.863.576.21.61.61.81.81.81.82.02.53.20.4380.5810.7661 (共 403 字) [阅读本文] >>