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  • Metal

    Material type

  • Stainless Steel 17-4 PH | 1.4542 | X5CrNiCuNb16-4 - Annealed state

    Material name

  • 1.4542, X5CrNiCuNb16-4

    Alternative names

  • CNC machining

    Process compatibility

Mechanical properties
Ultimate tensile strength
790 - 1200 MPa
Yield strength
520 - 860 MPa
Young's modulus (modulus of elasticity)
197 - 207 GPa
Elongation at break
3 - 16 %
Physical properties
Corrosion resistance
Excellent
Magnetism
Magnetic
UV resistance
Excellent
Weldability
Moderate
Thermal properties
Maximum service temperature
282 - 316 °C
Thermal expansion coefficent
12.5 - 13.1 10^-6/ºC
Thermal conductivity
17.3 - 18.7 W/(m⋅°C)
Electrical properties
Electrical resistivity
75 - 85 μΩ*cm
Post treatments
Post-Processing
Not suitable
Anodizing compatibility
Not suitable
Common applications
Aerospace applications
Base plates
Chemical processing equipment
Nuclear components
Oil and petroleum refining equipment

Tagged: Metal Stainless steel
Stainless Steel 17-4 PH | 1.4542 | X5CrNiCuNb16-4 - Annealed state

Stainless steel 17-4 (CNC) - SAE grade 630 - is a precipitation hardening alloy with good corrosion resistance. Can be hardened up to 44 HRC.

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