知识贝壳
知识贝壳
所属栏目：常用金属材料材重速查速算
说明:理论质量按密度7.85g/cm3计算。单张热镀锌薄钢板的尺寸及质量厚度δ/mm宽度/cm×长度/cm71×14275×7575×15075×18080×8080×12080×16085×17090×9090×18090×200100×200理论质量W/(kg/张)0.350.400.452.773.163.561.541.771.993.093.533.973.714.244.771.762.012.262.643. ......（本文共 1064 字 ） [阅读本文] >>