Inconel 625 Alloy ASTM Standard Nickel Chromium Molybdenum Alloy

Inconel 625: High-Strength Nickel-Chromium-Molybdenum Alloy With Excellent Resistance To Oxidation And Corrosion

Inconel 625 Alloy

Inconel 625 is a high-performance nickel-chromium-molybdenum alloy renowned for its exceptional resistance to oxidation, corrosion, and high-temperature environments. This alloy combines outstanding mechanical properties with excellent weldability, making it ideal for demanding applications in harsh conditions.

Key Features:

• Superior Corrosion Resistance: Inconel 625 excels in resisting oxidation, carburization, and pitting, even in aggressive environments such as marine and chemical processing.
• High Temperature Stability: The alloy maintains its strength and integrity at temperatures up to 1800°F (982°C), making it suitable for high-temperature applications.
• Mechanical Properties: Offers high tensile strength (up to 965 MPa or 140 ksi) and yield strength (690 MPa or 100 ksi), along with good elongation (minimum 35%), ensuring durability and flexibility in various applications.
• Thermal Conductivity: With a thermal conductivity of approximately 11.7 W/m·K, Inconel 625 provides effective heat distribution and resistance to thermal cycling.
• Fabrication Versatility: Available in various forms including sheets, plates, bars, pipes, and welding wire, accommodating a wide range of industrial and engineering needs.

Applications:

• Aerospace: Used in turbine engines, exhaust systems, and other components exposed to extreme temperatures and corrosive environments.
• Chemical Processing: Ideal for reactors, heat exchangers, and other equipment that encounters harsh chemicals and high temperatures.
• Marine Environments: Suitable for applications in seawater and other corrosive environments where resistance to saltwater is crucial.

Standard Specifications:

• ASTM B443
• ASTM B444
• ASTM B446

Inconel 625 provides a robust combination of high strength, excellent oxidation resistance, and superb weldability, making it a preferred choice for critical applications in extreme conditions.

Here is a detailed composition table for Inconel 625 Alloy:

This composition ensures that Inconel 625 provides excellent resistance to oxidation, carburization, and corrosion while maintaining high strength and durability.