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Alloy K500

Precipitation hardened nickel-copper alloy, K500 exhibits outstanding corrosion resistance.

With the addition of titanium and aluminium, Alloy K500 can be heat treated to give higher strength. The alloy has similar corrosion resistance to Alloy 400 in a wide range of media including seawater, hydrofluoric acid, sulphuric acid and alkalis.


Product form Size range from Size range to
Alloy K500 round bar 9.5 mm 254 mm
Alloy K500 sheet & plate 25.4 mm 44.45 mm

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    Sheet & Plate

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    Round Bar

Chemical Analysis

% C Mn Si S Ni Cu Ti Al Fe
Min 0 0 0 0 63 27 0.35 2.3 0
Max 0.25 1.5 0.5 0.01 70 33 0.85 3.15 2


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Ideal for applications in the Oil & Gas industry

Alloy K500 can be used in a variety of applications including:

  • Fasteners
  • Springs
  • Chains
  • Pump and valve components
  • Blades and scrapers
  • Oil-weld tools
  • Marine propeller shafts

About Alloy K500

Alloy K500 has outstanding corrosion resistance in a variety of environments and is currently employed in marine, oil and gas and chemical environments. The alloy has excellent mechanical properties ranging from sub-zero temperatures up to around 480°C. Alloy K500 demonstrates excellent corrosion resistance in many environments including pure water to non-oxidising mineral acids, salts and alkalis.

For more information on Alloy K500 contact us, or fill in our online quote form and we’ll get back to you!



8.44 g/cm³
Melting Range:
1315 - 1350 °C
75HRB - 37HRC
Specific Heat Capacity:
419 J/kg.°C
Electrical Resistivity:
0.615 µΩ.m
Curie Temperature:
Poissson's Ratio:


UNS Number:
Werkstoff Number:
ASTM B865, AMS 4676
Download the Alloy K500 Data Sheet Download

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