Nov 12 2012
Topics Covered
IntroductionChemical CompositionPhysical PropertiesMechanical PropertiesOther DesignationsFabrication and Heat Treatment Machinability Welding Forging Hot Working Cold Working Annealing
Introduction
Brass is an alloy mainly consisting of copper and zinc. Brass alloys can be easily shaped and are available in various colors. UNS C24000 low brass is stronger than C23000 red brass.
The following datasheet gives details about UNS C24000 low brass.
Chemical Composition
The chemical composition of UNS C24000 low brass is tabulated below.
| Element |
Content (%) |
| Cu |
80 |
| Zn |
20 |
Physical Properties
The following table shows physical properties of UNS C24000 low brass.
| Properties |
Metric |
Imperial |
| Density |
8.66 g/cm3 |
0.313 lb/in3 |
| Melting point - liquidus |
999°C |
1830°F |
| Melting point - solidus |
966°C |
1770°F |
Mechanical Properties
The mechanical properties of UNS C24000 low brass are outlined in the following table.
| Properties |
Metric |
Imperial |
| Poisson's ratio |
0.34 |
0.34 |
| Elastic modulus |
117 GPa |
17000 ksi |
Other Designations
Other designations that are equivalent to UNS C24000 low brass include:
- ASTM B134
- ASTM B36
- QQ W321
- SAE J461
- SAE J463
Fabrication and Heat Treatment
Machinability
The machinability rating of UNS C24000 low brass is 30.
Welding
UNS C24000 low brass can be welded by using different kinds of welding methods such as brazing, soldering, gas shielded arc welding, oxyacetylene welding, butt welding, and spot welding. Seam welding and coated metal arc welding methods are not used for welding this alloy.
Forging
UNS C24000 low brass can be forged at 816 to 899°C (1500 to 1650°F).
Hot Working
UNS C24000 low brass has average hot forming capacity.
Cold Working
UNS C24000 low brass has excellent cold working capacity.
Annealing
Annealing of the UNS C24000 low brass can be performed at temperatures ranging from 427 to 705°C (800 to 1300°F).