What is Monel made of?

Monel is a Copper-Nickel Steel that was originally created in 1905 and contains around 66 percent nickel and 31.5 percent copper, with minor quantities of iron, manganese, carbon, and silicon. Monel alloys are more resistant to corrosion than pure nickel and are resistant to a wide range of chemicals, including fast-moving saltwater. They’re easy to make with hot and cold working, machining, and welding. 

Precipitation-hardenability is achieved by adding a tiny proportion of Aluminium and Titanium (Monel alloy 400); this high-strength variant is frequently used for propeller shafts.


What are the types of Monel Alloy Available?

  • Monel 400
  • Monel 401
  • Monel 404
  • Monel 405
  • Monel 450
  • Monel K-500
  • Monel R-405
  • Monel 502

Which industries use Monel?


Due to Monel’s high density, it keeps its strength at extremely high temperatures, allowing it to maintain its form at high atmospheric flight speeds. This comes at the expense of the components’ higher weight.

Monel is used for safety wiring in aviation maintenance to guarantee that fasteners do not come undone, which is often in high-temperature locations; the stainless steel wire is used in other places for cost savings.



Monel’s corrosion resistance makes it suitable for pipe systems, pump gears, ocean valves, trolling cable, and filtering baskets, among other applications.

Monel rivets are used in places where strength is required but stainless steel cannot be used owing to corrosion caused by stainless steel coming into contact with the boat’s Aluminium mast, boom, and frame in a marine setting.

Monel must be properly isolated from other materials such as steel in shipbuilding due to the problem of electrolytic action in saline water (known as Galvanic corrosion).


Musical Instruments:-

Many higher-end musical instruments, such as trumpets, tubas, and French horns, employ monel for valve cylinders or rotors.


Chemical Industry:-

Monel is a useful material for the chemical industry because of its resistance to acid corrosion and oxidation.

Monel equipment can handle even the most corrosive fluorides.


What are the uses of Monel in the Oil & Gas industry?

They play an important role in the oil and gas sector, from extraction to storage, manufacturing to processing.

Monel alloys are commonly used in the production of pumps, valves, and industrial machinery for both onshore and offshore extraction processes. They’re also utilized in units that come into direct contact with hydrofluoric acid, which they can withstand without being hampered in their inherent properties. 

Two commonly used Monel alloys in the Oil and Gas industry are Monel 400 and Monel K-500, the latter being the preferred variant due to its toughness and chemical stability in corrosive strata. 

The oil and gas sector has contributed to its strong demand in this area by employing Monel, an industrially superior material, to avoid the corrosive effects of shale gas and high-pressure conditions that occur throughout the operation. The need for corrosion-resistant alloys such as Monel is expected to increase in the future.


Is Monel better than Stainless Steel?

Monel alloy cannot be replaced when it comes to industries that involve the usage of a myriad of types of machinery in high-temperature, high pressure, and highly corrosive environments. 

Monel is quite famous for its toughness and its chemically-resistant properties. However, Stainless Steel is chosen for economical ease wherever possible. 

Additionally, Stainless Steel is comparatively simple to detect, silvery but not excessively bright until it has been polished whereas Monel has a faint greenish tint to it. Furthermore, Monel is more resistant to saltwater than stainless steel.



Dinesh Tube provides quality Monel products that can be put into applications in various industries without hesitation. Our Monel products are widely known in the market due to their reliability and uncompromisable strength.

Call Now ButtonCall Us