“Brass alloy” refers to a metal alloy primarily composed of copper and zinc, with varying proportions of these two elements to achieve different properties. Brass is valued for its attractive gold-like appearance, corrosion resistance, and relatively low melting point, making it suitable for a wide range of applications.
The specific composition of brass can vary to meet different requirements, such as improved machinability, corrosion resistance, or color. Commonly used types of brass alloys include:
Alpha Brass (Low Zinc Brass): Contains less than 35% zinc. It is more ductile and can be cold-worked easily.
Alpha-Beta Brass (Medium Zinc Brass): Contains 35-45% zinc. This type offers a balance of strength and ductility.
Beta Brass (High Zinc Brass): Contains more than 45% zinc. It is harder and has a higher tensile strength, but it may be more brittle.
Leaded Brass: Contains a small amount of lead, which improves machinability.
Naval Brass: Contains tin in addition to copper and zinc, providing improved corrosion resistance, especially in marine environments.
Red Brass or Bronze: Contains a higher proportion of copper, giving it a reddish color. It often includes tin for additional strength.
Brass is widely used in various industries, including manufacturing, construction, plumbing, musical instruments, and decorative applications due to its favorable combination of properties.