NF L10-588*NF EN 4670:2012 航空航天系列 FE-PM1507(X1CrNiMoAlTi12-11-2)型钢 真空感应熔炼和自耗电极再熔 软化 锻坯 a/D ≤ 300 mm
Aerospace series - Steel FE-PM1507 (X1CrNiMoAlTi12-11-2) - Vacuum induction melted and consumable electrode remelted - Softened - Forging stock - a or D < or = 300 mm