CDA 833 Red Brass Bronze Alloys

Specification :

Minimum Maximum
Copper (Cu) 92 94
Tin (Sn) 1 2
Lead (Pb) 1 2
Zinc (Zn) 2 6
Copper + Sum of Named Elements 99.3

Specification Properties :

(Heat Treat ‘F’ Denotes As Cast) Minimum
Tensile Strength (ksi)
Yield Strength (.5% extension under load) (ksi)
Elongation (2 inch gauge length) (%)

Specification Properties :

Typical
Modulus of Elasticity (ksi) 15000
Hardness (Brinell) (HB @ 500kg) 35
Machinability (% of free cutting brass) 35
Melting Range (Liquidus-Solidus)(F) 1940-1886
Specific Heat (Btu/lb/F @ 68F) .09
Electrical Conductivity (% IACS @ 68F) 32
Density (lb/cu.in. @ 68F) .318
Patternmakers Shrinkage (in/ft) 3/16 – 1/4
Drossing Low
Gassing Medium
Fluidity Medium
Shrinkage Medium