材料许用应力

常用金属材料抗拉强度(kgf/mm),(×9.8MPa)材料名称抗拉强度材料名称抗拉强度材料名称抗拉强度材料名称抗拉强度材料名称抗拉强度材料名称抗拉强度钢材20Cr801Cr18Ni9Ti50~5515~30205037ZQAl9-440/50305030Cr90铸钢件30~5018QT45-045铸铝合金件355440Cr100ZG15405016QT50-1.550ZL111405845Cr105ZG2545HT25-478~1529QT60-260ZL520456150Cr110ZG355015~3025QT45-545ZL716506440B80ZG455830~5022QT40-1040ZL820556645B85ZG55655020铸青铜件砂模/铁模ZL1015606940MnB100铸铁件HT30-5415~3030ZQSn5-5-515/18ZL131830Mn5545MnB105HT15-33壁厚4~8mm2830~5027ZQSn6-6-315/18ZL141735Mn5740MnVB1058~15205026ZQSn10-120/2.5-35ZL152040Mn6040CrB10015~3015HT35~6115~3035ZQSn8-12≥15/≥15ZL162045Mn631Cr136030~501230~5032ZQSn8-2115/1550Mn662Cr136650105031ZQMn5-211560Mn713Cr1385HT20-406~832HT40~6820~3040ZQAl10-3-1.540/5015Cr752Cr18Ni958~658~152530~5038ZQAl9-240