C97600 Nickel Silver Bronze "Dairy Metal"
What is Dairy Metal?
C97600 Nickel Silver Bronze, also referred to as dairy metal or dairy bronze, is a cast bronze alloy with a high machinability rating of 70. C976 Dairy Bronze contains 63-67% Cu, 3.5-4.5 % Sn, 3-5% Pb, 3-9% Zn, 1.5% Fe, 19-21.5% Ni, 1% Mn, and 0.15% Si. Since C97600 is heavily used in the manufacturing of valves fittings and gears for the dairy industry, it has become known as the dairy metal. The alloy was once called ASTM Alloy 11A, but that name is now discouraged.

Typical Uses for C97600
- Architecture: ornamental castings
- Builders Hardware: hardware, door hardware for prison doors, window hardware
- Consumer: piano keys
- Industrial: pumps, valves
- Marine Industry: marine furniture
- Plumbing industry: sanitary fittings
Our Services

Aviva Metals Houston warehouse operation is a AS9120B, and AS9100D in our Ohio foundry, based on ISO 9001:2015. We are now also offering our complete range of brass, bronze and copper alloys in precision machined or milled parts, in full accordance with your drawings. Aviva Metals creates custom precision bearings and bushings, flanges, washers, double flange bearings, full half bearings, spacers and special machined parts that can be shipped on a global basis and in full accordance with most international standards.