Product
Cobalt-based Alloys
Robust metallurgical solutions for extreme environments
Cobalt-based alloys offer outstanding wear, corrosion, and high-temperature resistance, ensuring performance and reliability under the harshest conditions.

Cobalt Alloys: Durability, Thermal Resistance & Extreme Reliability
Cobalt alloys are specifically engineered to thrive in critical environments, combining exceptional wear resistance, high-temperature stability, and outstanding corrosion resistance. Their structural integrity and long-term durability make them the materials of choice in demanding industries such as aerospace, medical, energy, chemical processing, and defence.
At MetalXplore, we offer a comprehensive range of carefully selected cobalt-based alloys designed to meet the most rigorous industrial standards. Whether your needs are thermal, mechanical, or biological, our cobalt solutions ensure performance and reliability, even under the most extreme operating conditions.
Why Choose Cobalt-Based Alloys?
Cobalt alloys stand out for their unique metallurgical properties, making them indispensable in highly demanding environments.
Outstanding Wear and Corrosion Resistance
Thanks to their specialised chemical composition, cobalt alloys maintain their integrity in humid, acidic, or chemically aggressive environments.
Biocompatibility
Certain cobalt-chromium alloys are biocompatible, making them suitable for implantable medical devices such as hip prostheses or dental implants.
High-Temperature Performance
Unlike many materials, cobalt alloys retain their hardness and mechanical properties at very high temperatures, making them ideal for intensive thermal applications.
Excellent Structural Stability
These alloys exhibit remarkable resistance to creep, oxidation, and fatigue, even under prolonged stress and in aggressive environments.
Common Applications
Aerospace
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High-temperature turbine and engine components
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Wear-resistant coatings
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Parts exposed to thermal extremes
Medical
- Hip prostheses and dental implants
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Implantable cardiovascular devices
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Surgical instruments resistant to repeated sterilisation
Energy
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Gas turbines and boiler components
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Combustion systems exposed to extreme heat
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Parts subjected to severe thermal cycling
Chemical Industry
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Pumps, valves and seals in contact with aggressive chemicals
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Heat exchangers for corrosive media
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Processing equipment operating at high temperatures
Defence
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Engine parts and armour systems under friction
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Propulsion system components
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Oxidation- and thermal shock-resistant materials
Our Expertise in Cobalt-Based Alloys
At MetalXplore, we bring advanced expertise in sourcing, processing, and supplying cobalt alloys tailored to your specific challenges:

Tailored Solutions
Each requirement is carefully analysed to provide a perfectly adapted cobalt alloy for your application.
Certified Quality & Traceability
Our materials comply with international standards (ASTM, ISO, AMS) and are delivered with full certification.
Dedicated Technical Support
Our specialists support you from material selection to implementation, ensuring the right technical solution at every step.
Our Cobalt Alloy Range
Cobalt
Haynes® 188
A cobalt-nickel-chromium superalloy engineered for extreme conditions up to 1095 °C, ideal for combustion chambers, gas turbines, and aero engines.
Cobalt
Haynes® 25
A cobalt-chromium-nickel alloy designed for high-temperature environments up to 980 °C, perfect for gas turbines, thermal components, and industrial engines.
Cobalt
Also available
We also offer Stellite® 6, CoCrMo (ASTM F75), CoCrWNi, and MP35N®. Contact us to learn more about our full range of high-performance cobalt alloys.
Questions About Our Cobalt-Based Alloys?
Our team is here to assist you with any technical request, project evaluation, or custom quotation. Trust MetalXplore to supply the best cobalt alloys on the market.
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+33 1 82 88 85 96
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