The chemical composition of UNS N04400（Monel 400）
Tech Center 2025-08-04 9
Monel nickel-copper alloy 400(UNS N04400/W. NR.2.4360&2.4361) is a solid solution alloy that can only be hardened by cold working. It has high strength and toughness over a wide temperature range and excellent resistance to many corrosive environments.
Monel nickel-copper alloy 400 is widely used in many fields, especially in the Marine and chemical processing sectors. Typical applications include valves and pumps; Pump and propeller shaft; Marine fixtures and fasteners; Electrical and electronic components; Spring; Chemical processing equipment; Gasoline and fresh water tanks; Crude oil distillation towers, processing containers and pipelines; Boiler feed water heaters and other heat exchangers, as well as degassing heaters.
The density of this alloy is ρ=8.80g/cm³.
