Monel 400 Benefits & Features

Monel 400 alloy is a nickel-copper solid solution strengthened alloy. The alloy is characterized by high strength, corrosion resistance, and toughness. It is particularly resistant to hydrochloric and hydrofluoric acids when they are de-aerated.

Technical Specification Monel 400
  Nominal Composition

  Ni: 63.0 -70.0

  Cu: 28.0 - 34.0


  0.31 lb./in3

  Modulus of Elasticity (E)

  26 x 106 psi

  Modulus of Rigidity (G)

  9471 ksi

  Coefficient of Expansion

  7.7 µin/in.-°F (70°F)

  Electrical Resistivity

  20.1 µΩ.in

  Thermal Conductivity

  151 Btu/(hr/ft2/in/°F)

  Min Size

  0.032 in (0.81 mm)

  Max Temp

  537oC (1000oF)


  It can be used in spring operates in brackish or seawater, as Monel 400 has excellent cavitation and erosion resistance.