Feb 25, 2026 Leave a message

ASTM B165 Monel K500 Pipe

Monel K500 pipe (UNS N05500, Werkstoff Nr. 2.4375) is developed based on Monel 400, with aluminum and titanium added to enhance strength and hardness through age hardening treatment, while retaining excellent corrosion resistance and non-magnetic properties at temperatures below -100 °C (-150 °F). 

 

Why Choose Monel k500 pipe?

alloy k500 seamless pipe Corrosion Resistance

Monel K500 pipe has excellent corrosion resistance in both fresh and saltwater environments, and can withstand erosion from aggressive media such as sulfuric acid, hydrochloric acid, hydrofluoric acid, and alkaline solutions. 

 

monel n05500 welded pipe High Strength and Hardness

After solution annealing and precipitation hardening treatment, Monel K500 pipe has excellent mechanical properties: minimum tensile strength of 1100 MPa (160 ksi), minimum yield strength of 790 MPa (115 ksi), minimum elongation of 20%, and minimum hardness of 300 HB.

 

alloy n05500 tube Machinability and Weldability

Monel K500 pipe has excellent machinability, which can be easily processed into complex shapes without losing structural integrity, reducing processing difficulty and production costs for customers. It also has good weldability, and can be welded using conventional welding methods, but special procedures need to be adopted to maintain its strength after welding.

 

uns n05500 pipe Temperature and Dimensional Stability

Monel K500 pipe maintains stable mechanical properties in a wide temperature range, from cryogenic temperatures to high temperatures up to 480 °C (900 °F). It has low thermal expansion coefficient and excellent dimensional stability, and will not undergo significant deformation due to temperature changes, ensuring the tightness and reliability of the pipeline system during long-term operation.

monel k500 pipe

Types and Specifications of Monel K500 Pipe

monel k500 Pipe Types

We provide various types of Monel K500 pipe to meet different application needs, including seamless pipe, welded pipe, ERW pipe (electric resistance welding), EFW pipe (electric fusion welding), and fabricated pipe. 

 

alloy k500 pipe Standard Specifications

Size range: Seamless pipe 1/4" - 60", welded pipe 1/2" - 48" (custom sizes available).

Thickness: 0.3 mm - 50 mm (supports custom thickness according to requirements).

Schedule: SCH 20, SCH 30, SCH 40, STD, SCH 80, XS, SCH 120, SCH 140, SCH 160, XXS.

Form: Round pipe, square pipe, rectangular pipe (custom shapes available).

End type: Plain end, beveled end, threaded end, end protection with plastic caps.

Surface finish: 2B, No.1, No.4, No.8 mirror finish, annealed and pickled, polished, bright annealed, cold drawn finishes available.

Certification: EN 10204 3.1, mill test certificate, chemical and mechanical property reports, PMI test report, third-party inspection report.

 

alloy k500 material Chemical Composition

The chemical composition of Monel K500 pipe is strictly controlled to ensure product performance, with the following standard content (min % - max %): Nickel (Ni) ≥ 63%, Copper (Cu) 27 - 33%, Aluminum (Al) 2.3 - 3.15%, Titanium (Ti) 0.35 - 0.85%, Iron (Fe) ≤ 2%, Manganese (Mn) ≤ 1.5%, Silicon (Si) ≤ 0.5%, Carbon (C) ≤ 0.18%, Sulfur (S) ≤ 0.01%.

 

FAQs About Monel K500 Pipe

Q1: What is the difference between Monel K500 pipe and Monel 400 pipe?

Both are nickel-copper alloy pipes with excellent corrosion resistance, but Monel K500 pipe adds aluminum and titanium elements and undergoes age hardening treatment, so its strength and hardness are significantly higher than Monel 400 pipe. Monel 400 pipe has better ductility and lower cost, while Monel K500 pipe is more suitable for high-stress and harsh corrosion environments.

 

Q2: Can Monel K500 pipe be used in high-temperature environments?

Yes, Monel K500 pipe can maintain stable mechanical properties at high temperatures up to 480 °C (900 °F), and has excellent high-temperature oxidation resistance, suitable for high-temperature working scenarios such as power plants and aerospace equipment.

 

Contact Us to Buy High-Quality Monel K500 Pipe

If you are looking for high-strength, corrosion-resistant Monel K500 pipe for your industrial project, we are your reliable choice. We provide high-quality products, competitive prices, customized solutions, and professional after-sales service to meet all your procurement needs.

 

Contact us now to get the latest quotation, product sample, and detailed specification list. Our sales team will reply to you within 24 hours and provide you with professional procurement advice.

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