Bronze
Bronze C93200
Heat Treatability
The stress relieving temperature of this alloy is 500 F or 260 C. The time at temperature is one hour per inch of section thickness. This alloy does not respond to heat treatment.
Machinability
The machinability rating of this alloy is 70. (Where Alloy 360 FC Brass is 100).
Principle Design Features
Cast - Bronzes (Copper-Tin-Lead)
Weldability
Soldering of this alloy is rated as "excellent", brazing is rated as "good", oxyacetylene welding is "not recommended", carbon arc welding is "not recommended", gas shielded arc welding is "not recommended", and coated metal arc welding is "not recommended".
Known Forms
Coil
Disc
Flat Bar
Foil
Hexagon Bar
Hollow Bar
Pipe
Plate
Ring
Rod
Round Bar
Round Tube
Sheet
Square Bar
Strip
Additional Data
Specifications
B271,B30,B505,B584,B763,C390,660,J461,J462,C93200Chemical Elements
| Aluminum | 0.005 max |
| Antimony | 0.35 max |
| Copper | Including Ni |
| Iron | 0.2 max |
| Lead | 6 - 8 |
| Nickel | Including Co |
| Phosphorus | For continuous castings, P 1.5 max |
| Remainder Total | Cu + sum of named elements 99.2 min |
| Silicon | 0.005 max |
| Sulphur | 0.08 max |
| Tin | 6.3 - 7.5 |
| Zinc | 1 - 4 |
Physical Properties
Density: 0.322lb/in³