AECMA PREN 3359-1997 航空航天系列.真空感应熔炼和消耗电极再熔炼固溶处理和沉淀处理软化的FE-PM1503(X3CrNiMoAl13-8-2)钢锻坯 a 或 直径D小于或等于300 mm
Aerospace Series Steel FE-PM1503 (X3CrNiMoAI13-8-2) Vacuum Induction Melted and Consumable Electrode Remelted Softened Forging Stock a or D Less Than or Equal to 300 mm Edition P2
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