Cobalt Alloys - Precision Metals EU

Cobalt Alloys

Elgiloy alloy, Haynes 188, Haynes 25, and MP35N available in precision strip and wire

Available in strip and wire

Cobalt alloys are a group of alloys that have cobalt as their base material. They are prized for their resistance to wear, corrosion, and heat, which contributes to their longevity and high reliability. Whether you require Elgiloy Alloy, Haynes 188, Haynes 25, or MP35N, or another alloy solution, the Knight Group have the perfect solution to elevate your production.  With our extensive industry experience and a vast network of reliable suppliers,

Cobalt Alloys

Understanding the benefits of Cobalt Alloys

What are the benefits of using Cobalt Alloys

High Melting Point: Cobalt alloys offer a higher melting point compared to many other alloys, making them suitable for applications that require resistance to extreme heat.

Strength: Cobalt alloys are known for their strength. This robust physical property makes cobalt alloys much stronger than other metals and desirable in high-strength applications where other metals may fail to withstand the same level of stress.

Resistance to Oxidation: Cobalt alloys exhibit an excellent resistance to oxidation, which helps to maintain their structural integrity even in highly reactive environments.

Resistance to Wear, Corrosion, and Heat: They provide increased resistance to wear, corrosion, and heat, enhancing their longevity and reliability. This makes cobalt alloys suitable for applications that demand durability and resistance to harsh conditions.

Resistance to Sulphides: Cobalt alloys show great resistance against sulphides, effectively preventing any sulphidation of the material.

What are the disadvantages of using Cobalt Alloys?

Cost: Cobalt alloys can be relatively expensive when compared to other metals due to their scarcity and the intensive refining process needed to extract cobalt from ore deposits.

Higher Cost than Competing Alloys: While cobalt-based alloys possess similar strengths as nickel-based alloys, such as resistance to heat, wear, and corrosion, the performance difference between the two is often not significant enough in many applications to justify the higher price of cobalt-based alloys.

Please note that these disadvantages may not apply in all situations, and the choice of alloy may depend on specific applications and requirements.

Properties of Cobalt Strip and Cobalt Wire

Cobalt Alloys Overview

Cobalt alloys, the durable metallic composites with cobalt as their base material, play a crucial role in enhancing the performance and lifespan of various applications due to their exceptional resistance to wear, heat, and corrosion. Historically, many of the commercial cobalt-base alloys are derived from cobalt–chromium–tungsten or cobalt–chromium–molybdenum. Nickel is another common alloying element in this group of alloys. Cobalt alloys are unmatched in their high-temperature strength, toughness, and corrosion resistance, which makes them a go-to choice in many industrial applications.


Explore the wide range of Cobalt alloys

Since their inception in the early 1900s, numerous cobalt alloys have been developed, each exhibiting unique properties and applications according to their distinct composition. Here's a look at six principal cobalt alloy types:


Cobalt-Chromium Alloys (CoCr): Renowned for their superior wear resistance and outstanding biocompatibility, these alloys find extensive use in the medical and dental sectors.


Cobalt-Nickel Alloys (CoNi): Their non-magnetic nature and corrosion resistance make them indispensable in electronic and aerospace applications.


Cobalt-Chrome-Molybdenum Alloys (CoMo): More robust and corrosion-resistant, these alloys are common in creating orthopaedic and dental implants.


Aluminum-Nickel-Cobalt Alloys: These alloys, with cobalt content ranging between 5% to 35% by weight, are primarily used in magnetic applications.


Iron-Cobalt Alloys: These alloys comprise approximately 5% to 12% cobalt by weight and are used in various high-performance applications.


Cobalt Rare-Earth Intermetallics: These alloys exhibit some of the highest magnetic properties of all known materials.


It is important to note that these categories are not exhaustive, and the properties of individual alloys may vary based on composition and processing techniques. Manufacturers may choose an alloy according to its specific properties and the requirements of a given application.

Chemical Properties of Cobalt Alloys
Mechanical Properties of Cobalt Alloy Strip
Mechanical Properties of Cobalt Alloy Wire
Features and Applications of Cobalt Alloys

Why choose the Knight Group as your supplier of Cobalt Alloys?

As a leading supplier of high-quality alloys, we take pride in offering a range of cobalt alloys in precision strip and wire that meets the diverse needs of industries across the globe. Whether you require Elgiloy Alloy, Haynes 188, Haynes 25, or MP35N, or another alloy solution we have the perfect solution to elevate your production.  With our extensive industry experience and a vast network of reliable suppliers, we ensure that our alloys meet the most stringent standards, providing you with peace of mind and exceptional results. Our Cobalt Alloy range is sourced from high-quality mills to ensure it meets the requirements of even the most demanding applications.

When you choose Knight Group, you gain access to:

  1. Unrivaled Expertise: Our knowledgeable team is always ready to assist you in selecting the right cobalt alloy for your specific requirements, providing technical support and guidance every step of the way.

  2. Superior Quality: We partner with reputable manufacturers to offer cobalt alloys that meet rigorous quality control measures, ensuring exceptional performance, consistency, and reliability.

  3. Quick Turnaround: We understand the importance of timeliness in your projects. With our streamlined processes and efficient supply chain, we strive to provide the fastest turnaround times, so you can stay ahead of schedule.

  4. Custom Solutions: As one of the largest independent processors in Europe, our niche offer of strip processing and wire processing capabilities makes us  a valuable partner to our customers in need of custom solutions. We recognise that each project is unique. That’s why we offer tailored solutions, including cut-to-size options, special packaging, and custom alloys, to meet your exact specifications and ensure optimal performance.

Unlock the limitless potential of cobalt alloys with Knight Group. Contact us today to discuss your requirements and let our alloys propel your projects to new heights of success

All data is provided for informational purposes only. In no event will the Knight Group and its subsidiaries, be liable for in respect of any action taken by any third party arising from using the information taken from our online or printed sources. Chemical and Mechanical Properties should not be construed as maximum or minimum values for specifications, nor should information be used to assess suitability for a particular use or application. The information and data provided is deemed to be accurate to the best of our knowledge and may be revised anytime without notice and assume no duty to update