哪些钢材牌号适用于重型机械的弹簧制造?答:Y45CA高耐候性结构钢包括:Q265GNH, Q295GNH, Q310GNH, Q355GNH, Q235NH, Q295NH, Q355NH, Q415NH, Q460NH, Q500NH, Q550NH, Q235NH, Q295NHQ355GNH, Q415NH, Q460NH, Q500NH, Q550NH汽轮机叶片用钢有:1CR13, 2CR13, 1CR12MO, 1CR12W1MOV, 2CR12MOV, 2CR11NIMONBVN, WCR12NIMO1W...