Topics CoveredIntroductionChemical CompositionPhysical PropertiesMechanical PropertiesThermal PropertiesOther DesignationsFabrication and Heat Treatment Machinability Welding Hot Working Cold Working AnnealingApplications
Brass is an alloy mainly consisting of copper and zinc. Brass alloys can be easily shaped and are available in various colors. UNS C35300 high leaded brass alloys have free machining properties and low formability. They are available as rod and flat products.
The following datasheet gives details about UNS C35300 brass alloys.
The chemical composition of UNS C35300 brass alloys is outlined in the following table.
The following table shows physical properties of UNS C35300 brass alloys.
The mechanical properties of UNS C35300 brass alloys are tabulated below.
|Yield strength (depending on temper)
|Elongation at break ( in 127 mm)
|Modulus of elasticity
|Machinability (UNS C36000 (free-cutting brass) = 100)
The thermal properties of UNS C35300 brass alloys are given in the following table.
|Thermal expansion co-efficient (@ 20-300°C/68-572°F )
|Thermal conductivity (@ 20°C/68°F)
||798 BTU in/hr.ft².°F|
Other designations that are equivalent to UNS C35300 brass alloys include:
Fabrication and Heat Treatment
The machinability rate of UNS C35300 brass alloys is 90.
Brazing, soldering, and butt welding are most commonly used methods for welding the UNS C35300 brass alloys. Seam welding, gas shielded arc welding, oxyacetylene welding, coated metal arc welding, and spot welding methods are not used for welding these alloys.
UNS C35300 brass alloys have poor hot forming capacity.
UNS C35300 brass alloys have average cold working capacity.
Annealing of UNS C35300 brass alloys can be performed at temperatures ranging from 427 to 594°C (800 to 1100°F).
UNS C35300 brass alloys are used in screw machine products for peening, thread rolling, crimping, and knurling purposes. They are also used in the following applications:
- Hose fittings
- Bicycle spoke nipples
- Clock and lock parts
- Plumbing valve components