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X15TN Steel

Light, strong, and corrosion-resistant: X15TN steel has it all

Introduction to X15TN Steel - A High-Performance Material for Extreme Environments

X15TN steel is a high-performance material that is specifically designed to withstand extreme environments. Its unique composition and properties make it highly resistant to corrosion, wear, and fatigue. 

This steel is the ideal choice for applications in harsh environments such as aerospace, defense, oil and gas, and marine industries. 

Not only that, it is also known for its exceptional strength-to-weight ratio. It can deliver superior performance while reducing weight and improving fuel efficiency. 

Steel Purchaser

The Composition and Properties of X15TN Steel

X15TN steel is a high-performance material that belongs to the family of martensitic stainless steels. It is composed of iron, carbon, chromium, nickel, and molybdenum, which gives it its exceptional strength, toughness, and resistance to corrosion. Its unique composition includes nitrogen, which is added to improve its mechanical properties and enhance its ability to resist fatigue.

One of the most remarkable properties of X15TN is its exceptional strength-to-weight ratio, which makes it an ideal choice for applications where weight reduction is critical, such as aerospace and marine engineering.

It also offers superior wear resistance, which makes it an excellent choice for parts that are subjected to high-stress and high-wear environments. Additionally, X15TN stainless steel exhibits excellent corrosion resistance, even in harsh environments where traditional steel would fail.

Its mechanical properties is notable. It has a high tensile strength, with values reaching up to 2000 MPa, making it one of the strongest materials available. Its hardness and toughness are also impressive, with a Rockwell hardness of up to 60 HRC and excellent fracture toughness. 

X15TN stainless steel also has good thermal conductivity, making it suitable for applications where heat dissipation is critical. In summary, the composition and properties of this stainless steel make it a high-performance material that is ideal for use in extreme environments and challenging applications.

X15TN Stainless Steel - The Ideal Choice for Marine Engineering

X15TN steel is an ideal choice for marine engineering due to its excellent properties such as corrosion resistance, high strength-to-weight ratio, and toughness. The harsh marine environment is known for its corrosive nature, with seawater, salt, and humidity causing significant damage to metals over time. X15TN stainless steel, however, is highly resistant to these factors, making it an ideal material for marine applications.

The use of this stainless steel in marine engineering is widespread, from building ships to offshore platforms and pipelines. Its high strength-to-weight ratio allows for the design of lighter and more fuel-efficient ships and offshore structures, reducing operational costs and environmental impact. X15TN stainless steel is also highly durable, with excellent wear resistance, making it an ideal choice for components that are subjected to high-stress and high-wear environments.

In addition to its superior corrosion resistance and mechanical properties, it is also easily machinable and weldable. This allows for the manufacture of complex components and structures with high precision and reliability, ensuring the safety and longevity of marine engineering projects.

Advance Grinding: Your One-Stop Metal Supplier

Advance Grinding Services offers the best X15TN stainless round bar stock in the industry, perfect for any business or venture that requires high-quality metal. Our commitment to providing our clients with top-tier materials is what sets us apart from our competitors. Whether you need X15TN stainless steel for marine engineering, aerospace, or oil and gas applications, we have the right product for you.

We take pride in our extensive selection of metals, including X15TN stainless steel, and our ability to deliver quality materials to our clients in a timely and cost-effective manner. You can trust us to supply you with the best round bar stock available in the market today. Our team of experts is always ready to help you find the perfect alloy for your project and provide you with a competitive quote.

If you want to take your business or venture to the next level, contact us today, and let us help you with your metal supply needs. Call us or request a quote from our website, and we’ll make sure that you get the high-quality X15TN stainless steel you need to succeed.


As such, it is now understandable why this type of alloy steel is sought after getting a quick review of its components.

Consequently, its high machinability is highlighted as it is commonly combined with sulfur to further improve its machinability and make carburizing processes more effective.

With its excellent machinability, this even elevated this alloy steel’s prominence among industries.

Fortunately, Advance Grinding Services never runs out of 4140 alloy steel bars and can very much supply your needs especially if you are operating in the Illinois area!


Tensile Strength95000 psi
Yield Strength60200 psi
Hardness (Brinell)197
Hardness (Knoop)219
Hardness (Rockwell)92
Hardness (Vickers)207