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52100 Round Bar

Durable and Resilient - 52100 round bar for Your Toughest Challenges

Defying Wear, Empowering Performance - 52100 Round Bar

Experience Exceptional Wear Resistance with 52100 Round Bar

52100 steel is a high-carbon chromium alloy known for its exceptional wear resistance, making it a preferred choice for applications that require durability and longevity. The composition of this steel includes a high carbon content, which contributes to its hardness and wear resistance. The addition of chromium enhances its corrosion resistance and further improves its wear resistance.

In industries such as bearings manufacturing, automotive components, and tooling, where components are subjected to high levels of friction, 52100 steel excels. Its excellent wear resistance ensures reduced friction, minimizing the effects of wear, abrasion, and surface fatigue. This, in turn, results in extended service life and improved performance of the components.

Whether it’s in the production of high-performance bearings, precision cutting tools, or demanding automotive applications, the steel’s exceptional wear resistance helps maintain dimensional stability and reduces the need for frequent replacements or repairs. Its ability to withstand heavy loads and resist wear under challenging conditions makes it a reliable choice for applications where reliability and durability are paramount.

Machinability and other Processes

By using conventional methods, the machinability of 52100 alloys is excellent. Also, all traditional methods of forming 52100 are acceptable, including cold forging or stamping and hot or cold upset forming, among others.

As mentioned, the alloy can be supplied as forgings, and it can also be forged at temperatures ranging from 2200 degrees Fahrenheit to 1700 degrees Fahrenheit. It is annealed at 1600 degrees Fahrenheit and allowed to cool slowly to relieve machining or cold working strains if necessary.

Meanwhile, the alloy should be heated to 1500 degrees Fahrenheit when it comes to heat treatment. It is followed by an oil quench, which results in through hardening of the alloy. Before the 1500 F and quench treatment, it is possible to perform a normalizing heat treatment at 1600 F and slow cooling to relieve machining stress and prepare the part for the quenching treatment.

Working at high temperatures, such as upsetting, is possible in the range of 400 to 1000 degrees Fahrenheit. As a result of its high ductility, the alloy can be cold worked in either the annealed or normalized states using conventional methods.

52100 round bar stock


52100 Alloys are very useful in the automotive and aircraft industry. Here are the common applications;

  • Bearings: Widely used in ball and roller bearings for automotive, industrial, and aerospace applications.
  • Automotive Components: Axle shafts, crankshafts, camshafts, and gears benefit from its wear resistance.
  • Tooling and Cutting Tools: Ideal for punches, dies, drill bits, and milling cutters requiring long-lasting sharpness.
  • Machine Components: Used in shafts, spindles, gears, and rollers for heavy machinery and industrial equipment.
  • Aerospace: Critical applications such as landing gear components, engine parts, and precision bearings.
  • Railway Components: Axle shafts, wheel bearings, and gearboxes in the railway industry.
  • Power Transmission: Gearboxes and powertrain components for energy generation and heavy machinery.
  • Industrial Equipment: Pumps, valves, and conveyor systems for increased operational efficiency.
  • Precision Machining: Suitable for producing precision parts, bearings, and components with tight tolerances.
  • Other Applications: Sports equipment, firearms, agricultural machinery, and construction equipment.




Modulus of Elasticity 

Thermal Conductivity 

Specific Gravity 

Melting Point 

Poisson’s ratio 

0.283lb / cu. in.


30500 ksi



2595 ℉


Chemical Properties








1.3 – 1.60

0.98 – 1.1

0.25 – 0.45


0.20 – 0.35



Buy 52100 Round Bar from O’Hare Precision Metals:

When it comes to sourcing high-quality 52100 round bar, O’Hare Precision Metals is your trusted partner. As a reputable supplier with expertise in metals and alloys, we offer a wide range of options to meet your specific requirements.

By choosing to buy 52100 round bar from O’Hare Precision Metals, you benefit from our commitment to excellence and customer satisfaction. We prioritize the quality of our materials, ensuring that each bar meets stringent industry standards for durability and performance.

Our knowledgeable and experienced team is dedicated to providing exceptional service and guidance throughout your purchasing process. Whether you need assistance with material selection, custom dimensions, or technical specifications, we are here to help.

With our efficient supply chain and competitive pricing, O’Hare Precision Metals offers cost-effective solutions without compromising on quality. We understand the importance of timely delivery and strive to meet your project timelines and deadlines.

To buy 52100 round bar from O’Hare Precision Metals, simply reach out to our friendly and highly skilled personnel. Contact us today to discuss your requirements, request a quote, and experience the difference of working with a reliable and trusted supplier.