Alloy K-500

Alloy K-500 or Monel K-500 (UNS N05500 / 2.4375) is a nickel-copper alloy, which contains perfect corrosion resistant properties of Alloy 400 and has higher strength and hardness after precipitation hardening.

Chemical composition

Nickel Ni 63.0% Copper Cu 27.0-34.0% Iron Fe 0.5-2% Manganese Mn 1.5% Titaniumr Ti 0.3-1.0% Silicon r Si 0.5% Carbon C 0.2%

Mechanical properties

Wire - Solution annealed
Material
 

Min Yield strength Rp0.2, MPa

Min Tensile strength Rm, Mpa

Elongation, %

Wire

240 550

20-40


Physical properties

Density g/cm3
 

Electrical resistivity at 20°C Ω mm2/m

Melting point °C

Specific Heat J/kg•°C

Thermal expansion ppm/°C
23 до 200°C

Termal conductivity at 20°C (W/m/°C )

8.44

0.51 1315

448

14.6

17.2


Specification

Product Standards Size, mm

bar

DIN 17752 ASTM B164 Ø4.0 - Ø30.0

strip

DIN 17750 ASTM B 127 2.0 - 4.0

wire & rod

DIN 17753 ASTM B164 Ø0.2 - Ø12.0

Supply conditions:

  • hot rolled, hot-drawn and cold drawn
  • annealed and oxidized annealed
  • peeled and turned.

Applications:

  • sea water, sulphuric & hydrofluoric environments
  • chemical and oil & gas industry
  • aerospace & machinery