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Brass C280

Metal

Brass C280

C28000|H62

ProcessCNC Machining

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* Property values are for reference and may vary by alloy, temper, and processing conditions.

Brass 280 is a brass alloy primarily composed of copper and zinc, also known as α+β dual-phase brass. It exhibits excellent corrosion resistance, strength, and thermal conductivity, resisting rust in freshwater, seawater, and most industrial environments. Its strength can be further enhanced through cold working, making it suitable for structural components requiring load-bearing capacity or use in corrosive environments such as marine settings.

Material Properties

Mechanical Properties

  • Yield strength

    125 - 250 MPa

  • Tensile strength

    370 - 500 MPa

  • Elongation

    20 - 40% (Annealed)

  • Hardness

    80 - 150 HB

  • Young's modulus

    ~105 GPa

Thermal properties

  • Maximum operating temperature

    200 - 250 °C

  • Thermal conductivity

    120 W/(m·K)

  • Coefficient of thermal expansion

    20.5 × 10⁻⁶ /K (25–100 °C)

Physical Properties

  • Density

    8.47 g/cm³

Electrical properties

  • Electrical resistivity

    ~6.2 μΩ·cm (20 °C)

Manufacturability

  • Manufacturability-Corrosion resistance

    Good

  • Manufacturability-Weldability

    Fair

Shenzhen

Building A, Jinsheng Finance Building, No. 217 Nanhuan Road, Bao'an District.

Hong Kong

MAKE DIRECT HOLDINGS LIMITED Unit 1111, 11/F, Hollywood Plaza, 610 Nathan Road, Mong Kok, Kowloon, Hong Kong