Technical characteristics


We offer aluminium bronzes, high resistance brass and other special alloys. Our engineers can also design and manufacture bronze alloys using the characteristics required by our clients.

CB63

Standard: CC333G
International Standards: more info
Composition in % (Mass fraction)

% min. % máx
Al 8,5 10,5
Cu 76 83
Fe 4 5,5
Mn 3
Nia 4 6
Bi 0,01
Cr 0,05
Mg 0,05
Pb 0,03
Si 0,1
Sn 0,1
Zn 0,5

a For gravity die cast pieces, the minimum content in iron for ingots and cast pieces must be 3.0% and the minimum content of nickel must be 3.7%

CB63

Standard: CC333G

Casting process and designation GC GZ
Tensile Strength
Rm N/mm2 min.
650 650
Yield point 0,2% Rp0,2 N/mm2 min. 280 280
Elongation A % min. 13 13
Brinell hardness HBW min. 150 150

CB63

Standard: CC333G

Density kg/dm3 7,6
Specific heat j/g. k 0,418
Terminal expansion 10-6 k 17 a 19
Thermal conductivity W/m. ºk 60
Electrical conductivity m / (Ohm.mm2) 4 a 6