Monel 400

Catalog : monel-alloy-400

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Monel 400

MONEL ® nickel-copper alloy 400 (UNS N04400/ W.Nr. 2.4360 and 2.4361) is a solid-solution alloy that can be hardened only by cold working. It has high strength and toughness over a wide temperature range and excellent resistance to many corrosive environments. Composition is shown in Table 1. Alloy 400 is widely used in many fields, especially marine and chemical processing. Typical applications are valves and pumps; pump and propeller shafts; marine fixtures and fasteners; electrical and electronic components; springs; chemical processing equipment; gasoline and fresh water tanks; crude petroleum stills, process vessels and piping; boiler feed water heaters and other heat exchangers; and deaerating heaters.

%Chemical Composition

Si S Fe Mn C Cu Ni & Co
(max) 0.5 (max) 0.024 (max) 2.5 (max) 2 (max) 0.3 34 – 28 (min) 63

Density & Melting Range

Melting Range (Celsius) Density
1350 – 1300 (g/cm) 8.8

Mechanical Properties

Modulus of Elasticity (GPa) Yield Strength (MPa) Tensile Strength (MPa)
179 345 – 172 620 – 517


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