
 計(jì)算公式:W=0.00785B×δ說(shuō)明:理論質(zhì)量按密度7.85g/cm3計(jì)算。B—寬度δ—厚度熱軋扁鋼的尺寸及質(zhì)量B=10~16寬度B/mm厚度δ/mm理論質(zhì)量W/kg寬度B/mm厚度δ/mm理論質(zhì)量W/kg1m6m7.5m1m6m7.5m1010101010101212121234567834560.240.310.390.470.550.630.280.380.470.571.411.88 (共 11344 字) [閱讀本文] >>