UNE-EN 2103-1:1993 AEROSPACE SERIES. STEEL, NICKEL BASE AND COBALT BASE ALLOY REMELTING STOCK AND CASTINGS. TECHNICAL SPECIFICATIONS. PART 1: GENERAL REQUIREMENTS.
1993UNE-EN 2103-1:1993 AEROSPACE SERIES. STEEL, NICKEL BASE AND COBALT BASE ALLOY REMELTING STOCK AND CASTINGS. TECHNICAL SPECIFICATIONS. PART 1: GENERAL REQUIREMENTS.