C83300 / 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 |