CB772S, polishable
The alloy CB772S has very good dezincification resistance. The material is approved according to the 4MS list for use in drinking water applications, product groups B–D.
Composition
CB772S
CuRestZnPbSnFeAlNiMnSiAsSb
Gränser
62.0-65.0%Rest0.8-1.1%<0.3%<0.2%0.45-0.7%<0.2%<0.1%<0.020.02-0.04%0.03-0.05%
*Other trace elements according to the 4MS list.
Standardisation
The alloy corresponds to the international standard
CB772S
CuZn36Pb1.5AsSbAl-C
SS-EN 1982, ingots and castings