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Stainless steel 2205

Metal

Stainless steel 2205

1.4462 | X2CrNiMoN22-5-3

ProcessCNC Machining

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

Stainless steel 2205 is a duplex stainless steel combining austenitic and ferritic structures, offering excellent strength, corrosion resistance, and fatigue performance. It provides higher strength than 304 and better corrosion resistance than 316, making it suitable for high-load, stress-corrosion-resistant, and complex structural components.

Material Properties

Mechanical Properties

  • Yield strength

    450 - 510 MPa (Annealed)

  • Tensile strength

    620 - 750 MPa (Annealed)

  • Elongation

    25 - 30 %

  • Hardness

    230 - 270 HB

  • Young's modulus

    190 - 200 GPa

Thermal properties

  • Maximum operating temperature

    280 - 325 °C

  • Thermal conductivity

    15 - 20 W/(m·K)

  • Coefficient of thermal expansion

    10.4 - 13.7 μm/(m·℃)

Physical Properties

  • Density

    7.80 g/cm³

Electrical properties

  • Electrical resistivity

    80 - 90 μΩ·cm

Manufacturability

  • Manufacturability-Corrosion resistance

    Good

  • Manufacturability-Weldability

    Good

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