Seamless Monel 400 Pipes Best Choice For Chemical - China
price: contact company for price
Introduction to Monel 400 Pipes
Seamless Monel 400 pipes are a premium solution for industries requiring superior corrosion resistance, high strength, and durability in extreme environments.
As a nickel-copper alloy, Monel 400 pipes are widely used in chemical processing, offshore applications, and marine engineering due to their ability to withstand highly corrosive conditions, including seawater and acidic environments.
Material Overview
Monel 400 (UNS N04400) is a solid-solution nickel-copper alloy known for its excellent mechanical properties and resistance to various forms of corrosion, including stress corrosion cracking and pitting.
Chemical Composition
Nickel (Ni): 63.0% min
Copper (Cu): 28.0-34.0%
Iron (Fe): ≤ 2.5%
Manganese (Mn): ≤ 2.0%
Silicon (Si): ≤ 0.5%
Carbon (C): ≤ 0.3%
Sulfur (S): ≤ 0.024%
Key Features of Seamless Monel 400 Pipes
Outstanding Corrosion Resistance – Performs exceptionally well in acidic, alkaline, and marine environments.
High Strength & Toughness – Retains mechanical properties across a wide temperature range.
Excellent Weldability & Machinability – Can be easily fabricated and welded using standard techniques.
Good Thermal & Electrical Conductivity – Suitable for heat exchangers and electrical applications.
Resistant to Stress Corrosion Cracking – Ideal for high-pressure and high-temperature conditions.
Applications of Seamless Monel 400 Pipes
Thanks to their unique combination of corrosion resistance, strength, and durability, Monel 400 pipes are widely used in various demanding industries: 1 - Chemical Processing Industry
Used in reactors, heat exchangers, and piping systems handling corrosive chemicals.
Suitable for sulfuric acid, hydrofluoric acid, and alkaline environments.
2 - Offshore & Marine Applications
Seawater piping, heat exchangers, and pump components.
Submarine fittings and offshore drilling platforms.
Oil and gas extraction pipes resistant to sour gas environments.
3 - Power Generation Industry
Steam generators, nuclear reactor components, and boiler piping systems.
Heat-resistant and corrosion-proof components in thermal power plants.
4 - Aerospace & Defense
Fuel tanks, hydraulic lines, and aircraft engine components.
Military applications requiring high-performance materials.
5 - Petrochemical & Refining
Processing units handling hydrocarbons, crude oil, and corrosive gases.
Suitable for pipelines transporting aggressive chemicals.
Company Contact:
- Posted By: DLX ALLOY
- Phone: 13218680935
- Address: 新北区太湖西路 , 常州 , 江苏 , China
- Email:

- Website: https://www.dlxalloys.com/
Published date: January 11, 2026
- Business Description: Established in 2002, Over 22 years of industry experience in providing OEM/ODM services Location: Zhenjiang Industrial Park, Jiangsu Province, covers an area of about 12,000 square meters.
Annual output: The total output of alloy material is about 1200 tons, the main products include electric heating alloy material, high temperature alloy, special nickel-based welding wire, furnace bar, etc.
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