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D2 Tool Steel

Sharpness that Lasts: D2 Tool Steel for Extended Cutting Edge Life

Strength, Precision, Excellence: Elevate Your Projects with D2 Tool Steel

D2 Tool Steel - Versatile and Durable for Various Applications

D2 tool steel is a highly versatile and widely used tool and die steel known for its exceptional durability and wear resistance. It belongs to the cold-work tool steel family and is characterized by its high carbon and high chromium content.

It offers excellent hardness, toughness, and dimensional stability, making it suitable for a wide range of applications.

Applications of D2 Stainless Steel

D2 tool steel round bar has a wide range of applications across various industries due to its exceptional properties. Its high wear resistance and ability to maintain sharp edges make it highly suitable for cutting, shearing, stamping, and forming operations. In the manufacturing and fabrication industries, d2 stainless steel is commonly used to produce punches, dies, and knives. Its ability to withstand heavy use and maintain durability makes it an excellent choice for slitters, blanking tools, and woodworking tools.

Precision is crucial in many industries, and this steel grade meets this requirement effectively. It is widely used in the production of precision measuring tools, ensuring accurate and reliable measurements. The versatility of d2 stainless steel extends to the plastic molding industry, where it is utilized in the manufacturing of molds. Its high hardness and wear resistance allow it to withstand the demanding conditions of plastic molding processes.

Furthermore, D2 round bar is employed in the production of thread rolling dies and cold heading dies. These dies require excellent strength and toughness to withstand the high pressure and forces involved in metal forming operations. The tool steel’s exceptional properties make it a preferred choice for these critical applications, ensuring reliable and precise results.

Machinability and Properties of D2 Tool Steel

D2 tool steel offers good machinability, although it is a high-carbon steel and requires appropriate machining techniques. Its machinability can be improved by using proper cutting tools, coolants, and machining parameters. It possesses excellent dimensional stability during heat treatment, ensuring consistent performance and accurate finished products.

In terms of its properties, d2 stainless steel exhibits high hardness, excellent wear resistance, and good toughness. It has a high resistance to abrasion and deformation, allowing it to withstand repeated use under demanding conditions. It also offers good heat resistance and can maintain its hardness even at elevated temperatures. Additionally, it has good corrosion resistance, making it suitable for applications where exposure to moisture or corrosive environments is a concern.



Melting point 

Thermal expansion 

Elastic modulus

Hardness, Rockwell 

Poisson’s ratio 

0.278 lb/in3


10.4 x 10-6/ºC 20-100

27557-30457 ksi

C 62


Chemical Properties






Carbon monoxide 






Carbon 1.40 – 1.60

Chromium 11.00 –13.00

Vanadium 1.10

Manganese 0.60








Buy D2 Tool Steel Round Bar from O’Hare Precision Metals

At O’Hare Precision Metals, we offer high-quality D2 tool steel round bar that meets the highest industry standards. Our round bar is sourced from reliable suppliers and undergoes rigorous quality checks to ensure superior performance and durability.

By choosing O’Hare Precision Metals as your supplier, you benefit from our expertise and commitment to delivering top-notch products. The round bar is available in various sizes and lengths to suit your specific project requirements. Whether you need small quantities for prototypes or bulk orders for production, we can cater to your needs.

When you purchase D2 tool steel round bar from O’Hare Precision Metals, you can trust that you’re getting a premium product that will meet and exceed your expectations. Our dedicated team is committed to providing excellent customer service and ensuring a seamless buying experience.

Contact us today to discuss your round bar requirements. Our knowledgeable staff will assist you in finding the right product and offer competitive pricing. Trust O’Hare Precision Metals for all your tool steel needs.