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  5. Stainless Steel 17-4 PH | 1.4542 | X5CrNiCuNb16-4 – Annealed state
Material Name

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

Material Type
Metal

Process Compatibility

CNC machining
Property Value
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 coefficient 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 Oil and petroleum refining equipment
Nuclear components

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