1980 Annual Book of ASTM Standards. Part 8 : Nonferrous Metals-Nickel, Lead, Tin Alloys; Precious, Primary, Reactive metals - Philadelphia : ASTM, 1980. - 898 p.


METALES NO FERROSOS
NIQUEL
PLOMO
ESTAŅO
METALES PRECIOSOS
NORMAS ASTM

REFERENCIA ASTM 8 1980