IS 202 : 1981 Specification for Aluminium Casting Alloy Ingots and Castings for Aircraft Purposes

1 Scope

1.1 This standard covers the specific requirements for each ofthe aluminium base alloy ingots and castings (depending on themethod of manufacture) for aircraft purposes.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 23 :1980 Specification for primary(virgin) aluminium notched barsand ingots for remelting for aircraft purposes

IS 504 : 1963Methods of chemical analysis of aluminium and its alloys

IS 1387 : 1967General requirements for the supply of metallurgicalmaterials

IS 1816 : 1979Tensile lest for light metals and their alloys

IS 2304 : 1962Procedure for inspection and testing of light metals(aluminium and magnesium) and their alloy ingots and castings for aircraft purposes

IS 3435 : 1968Specification for 99 percent secondary aluminium notchedbars and ingots for remelting for aircraft purposes

IS 6051 : 1970 Codefor designation of aluminium and its alloys