Ready to test your design? Upload your parts for free DfM analysis.
Get instant quote
Material type
Metal
Material name
Stainless steel 15-5 | 1.4545 | X5CrNiCu15-5
Process compatibility
CNC machining
15-5 stainless steel provides good toughness and even better corrosion resistance compared to 17-4 stainless steel. It is able to meet the stringent mechanical properties required in aerospace and nuclear applications which often make it the first choice for fasteners and structural components in these industries.
Mechanical properties
Ultimate tensile strength
890 - 1200 MPa
Yield strength
590 - 890 MPa
Young's modulus
(modulus of elasticity)
(modulus of elasticity)
190 - 196 GPa
Elongation at break
7 - 16 %
Physical properties
Corrosion resistance
Good
Magnetism
Magnetic
Weldability
Good
Thermal properties
Maximum service temperature
820 °C
Thermal expansion coefficent
10.4 - 11.7 10^-6/ºC
Thermal conductivity
17 - 22 W/(m⋅°C)
Electrical properties
Electrical resistivity
77 μΩ*cm
Post treatments
Post-Processing
Hot working, Age hardening, Annealing
Anodizing compatibility
Not suitable
Common applications
High pressure corrosive environments Gears & Fasteners
Fittings & shafts in aircraft components
Chemical process equipment
Equipment for nuclear reactors