Multilayer corrosion-resistant material based on iron-carbon alloys.

Area of Science:

• Materials Science
• Corrosion Engineering
• Metallurgy

Background:

• Corrosion of metallic materials poses significant challenges in various industries.
• Development of cost-effective and highly corrosion-resistant materials is crucial.
• Existing stainless steels offer moderate protection, necessitating advanced solutions.

Purpose of the Study:

• To design and theoretically study a multilayer metallic material with an internal protector.
• To experimentally verify the operability and corrosion mechanism of the developed material.
• To compare the corrosion resistance and cost-effectiveness with existing materials.

Main Methods:

• Theoretical studies for architectural development.
• Gravimetry and electrochemical analysis for experimental verification.
• X-ray microscopy, scanning electron microscopy, and electron probe analysis for demonstration.

Main Results:

• The internal protector successfully modified the corrosion mechanism.
• The multilayer material demonstrated usability until the third layer was perforated.
• Corrosion resistance was found comparable to palladium, molybdenum, nickel, and Hastelloy.

Conclusions:

• The developed multilayer iron-carbon alloy with an internal protector offers excellent corrosion resistance.
• The material's performance is competitive with high-performance alloys and cost-effective.
• The unique architecture enhances material longevity and reliability in corrosive environments.