CW612N
- CW612N
- CuZn39Pb2
- C37700
- CZ128
Chemical composition (%) DIN EN 12167
|
|
Cu |
Zn |
Al |
Pb |
Fe |
Ni |
Sn |
Mn |
Others |
|
min. |
59 |
Rem. |
|
1,8 |
- |
- |
- |
- |
- |
|
max. |
60 |
- |
0,05 |
2,5 |
0,3 |
0,3 |
0,3 |
- |
0,2 |
CuZn39Pb2
Brass alloy for hot stamping and free machining with a higher copper content to increase ductility and cold formability
Generally supplied as extruded / as manufactured. Typical applications are Electrical components, Electronic components and other industrial components.
Physical propertiesAt room temperature | |
Density | 8.44 g/cm3 |
Electrical conductivity | 13.9 MS/m |
23% I.A.C.S | |
Heat conductivity | 109 W/(m*K) |
Coefficient of thermal expansion | 21.1 10-6/K |
Young’s modulus | 108 GPA |
Melting range | 880-895ºC |
Shapping | |
Machinability | Good |
Cold working | Fair |
Hot working | Very Good |
Hot working temperature | 650-750ºC |
Heat Treatment | |
Soft annealing | 420-580ºC |
Stress relieving | 160-280ºC |
Connecting | |
Resistance welding butt | Fair |
Brazing | Good |
Hard Soldering | Fair |
Soft Soldering | Very Good |
Other Welding methods | Not Recomended |
Surface treatment | |
Mechanical polishing | Good |
Electrolytic polishing | Poor |
Electroplating | Very Good |
