UNS Designation C83600 C83800
Nominal Composition (%) 85 Cu, 5 Sn, 5 Pb, 5 Zn 83 Cu, 4 Sn, 6 Pb,7 Zn
80 Cu, 5 Sn,2.5 Pb, 12.5 Zn 81 Cu, 3 Sn, 7 Pb,9 Zn
C84500
78 Cu, 3 Sn, 7 Pb,12 Zn
C84800
76 Cu, 3 Sn, 6 Pb,15 Zn
C85200
72 Cu, 1 Sn, 3 Pb,24 Zn
C85400
67 Cu, 1 Sn, 3 Pb,29 Zn
C85500 C85700
61 Cu, 0.8 Al, bal Zn 63 Cu, 1 Sn, 1 Pb, 34.7 Zn, 0.3 Al 58 Cu, 1 Sn, 1 Pb, 40 Zn
C85800 C86100 C86200
67 Cu, 21 Zn, 3 Fe, 5 Al, 4 Mn 64 Cu, 26 Zn, 3 Fe, 4 Al, 3 Mn
55
30 15 80 General-purpose die-casting alloy having moderate strength. Manganese and Leaded Manganese Bronze Alloys 95 50 20 30 Marine castings, gears, gun mounts, bushings and bearings, marine racing propellers. 95 48 20 30 Marine castings, gears, gun mounts, bushings and bearings.
NONFERROUS ALLOYS
C84200 C84400
Typical Mechanical Properties, as Cast or Heat Treateda Elonga- MachinYield Tensile ability Strength Strength tion in 2 in. (%) Ratingb (ksi) (ksi) Typical Applications 37 17 30 84 Valves, flanges, pipe fittings, plumbing goods, pump castings, water pump impellers and housings, ornamental fixtures, small gears. 35 16 25 90 Low-pressure valves and fittings, plumbing supplies and fittings, general hardware, air–gas–water fittings, pump components, railroad catenary fittings. Semired Brasses and Leaded Semired Brasses 35 14 27 80 Pipe fittings, elbows, T’s, couplings, bushings, locknuts, plugs, unions. 34 15 26 90 General hardware, ornamental castings, plumbing supplies and fixtures, low-pressure valves and fittings. 35 14 28 90 Plumbing fixtures, cocks, faucets, stops, waste, air and gas fittings, low-pressure valve fittings. 36 14 30 90 Plumbing fixtures, cocks, faucets, stops, waste, air, and gas, general hardware, and low-pressure valve fittings. Yellow Brasses and Leaded Yellow Brasses 38 13 35 80 Plumbing fittings and fixtures, ferrules, valves, hardware, ornamental brass, chandeliers, and-irons. 34 12 35 80 General-purpose yellow casting alloy not subject to high internal pressure. Furniture hardware, ornamental castings, radiator fittings, ship trimmings, battery clamps, valves, and fittings. 60 23 40 80 Ornamental castings. 50 18 40 80 Bushings, hardware fittings, ornamental castings.
528
Table 1. (Continued) Properties and Applications of Cast Coppers and Copper Alloys