详情描述：
4A13,4A17,4004,4032化学成分4A13,4A17,4004,4032力学强度4A13,4A17,4004,4032抗拉强度4A13,4A17,4004,4032屈服强度4A13,4A17,4004,4032硬度4A13,4A17,4004,4032伸长率
