BS EN 1780-3-1997 Aluminium and aluminium alloys. designation of unalloyed and alloyed aluminium ing

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关键词： BS EN 1780 1997 Aluminium

标准简介

BS EN 1780-3-1997 Aluminium and aluminium alloys. designation of unalloyed and alloyed aluminium ingots for remelting, master alloys and castings. Writing rules for chemical composition