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The registered trademark name, Monel, is applied as the prefix name to several corrosion resistant alloys produced by Special Metals Corporation. These alloys are nickel-based and exhibit traits that include high resistance to atmospheric corrosion, salt water, and various acid and alkaline solutions.

Alloys of identical chemical and mechanical properties are available from other manufacturers and offer excellent alternatives to the various Monel® brand alloys.

The corrosion-resistant alloy is widely used in the marine, oil and chemical processing industries.


Monel Availability

Mega Mex supplies Monel 400, K-500 & R-405. Most of these grades are available in the form of plate, sheet, pipe, tubing, fittings, bar, wire and rod.


What are the Characteristics of Monel?

Good resistance to acids such as hydrofluoric and sulfuric acid 
Highly resistant to alkalis 
Highly corrosion resistant 
Stronger than steel 

In what Applications are Monel alloys used?

Pump shafts, oil-well tools, instruments, doctor blades and scrapers, springs, valve trim, fasteners, marine propeller shafts 
Marine components 
Chemical and hydrocarbon processing equipment 
Valves, pumps, shafts, fittings, heat exchangers 

Monel Trivia

Monel was discovered by Robert Crooks Stanley who worked for the International Nickel Company in 1901. The new alloy was named in honor of the president of the company, Ambrose Monell.

*Monel® is a registered trademark of Special Metals Corporation group of Companies.

Monel Alloy 400

MONEL ALLOY 400 UNS N04400 Other common names: Alloy 400 Monel 400 is a nickel-copper alloy (about 67…

Monel R-405

MONELR-405 UNS N04405 Monel R405 is the free machining version of Monel 400. It is a nickel-copper al…


MONELK-500 UNS N05500 Other common names: Alloy K500 Monel K500 is a precipitation-hardenable nickel-…

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