La alpaca, plata alemana o metal blanco es una aleación ternaria compuesta por zinc (8 a 45 por ciento), cobre (45 a 70 por ciento) y níquel (8 to 20 percent), with color and shine like the silver . Alloys containing more than 60% copper are monophasic and are characterized by ductility and the ability to be worked at room temperature , the addition of nickel gives good resistance to corrosive media .
0 comments:
Post a Comment