SAE 5150 Alloy Steel

SAE 5150 Alloy Steel Supplier & Manufacturer | KJ Steel Rolling Mills

Premium Quality SAE 5150 Alloy Steel – Precision Engineered by KJ Steel Rolling Mills

As a trusted name in the steel industry, KJ Steel Rolling Mills is proud to be a leading supplier and manufacturer of SAE 5150 alloy steel—a high-performance alloy steel known for its balance of strength, toughness, and wear resistance. Designed for durability under stress, 5150 alloy steel is widely used across the automotive, engineering and agricultural, where consistent performance and reliability are critical. This medium carbon alloy steel grade responds well to heat treatment, making it suitable for heavy-duty components such as axle shafts, gears, and transmission parts.

We supply hot rolled bars and custom-finished sections tailored to your specific design and production needs. With a focus on quality, consistency, and timely delivery, KJ Steel Rolling Mills ensures that every batch of 5150 steel performs the way your application demands.
Whether you're looking for 5150 steel bars or precision-rolled sections, we provide custom solutions tailored to your application needs.

SAE 5150, also referred to as 5150 alloy steel, is a medium carbon, chromium-containing alloy steel that offers a balance of strength, ductility, and wear resistance. It is typically supplied in hot rolled or normalized conditions and can be heat treated for enhanced mechanical properties.

Chemical Composition of SAE 5150 Steel

The following table shows the chemical composition of SAE 5150 steel:

Element Percentage (%)
Carbon (C) 0.48 – 0.53
Chromium (Cr) 0.70 – 0.90
Manganese (Mn) 0.70 – 0.90
Silicon (Si) 0.15 – 0.35
Phosphorus (P) ≤ 0.035
Sulfur (S) ≤ 0.035

This unique blend makes 5150 alloy steel suitable for heat treatment processes like quenching and tempering, enhancing its load-bearing capacity and fatigue resistance.

Key Properties of SAE 5150 Alloy Steel

  • Excellent hardenability
  • Good fatigue strength
  • Moderate corrosion resistance
  • Superior toughness and ductility
  • Suitable for forging, machining, and welding

These properties make SAE 5150 steel ideal for critical applications in high-stress environments.

Applications of SAE 5150 Steel

As a trusted SAE 5150 alloy steel manufacturer, we supply this grade for a wide range of industrial applications, including:

  • Automotive components
  • Agricultural parts
  • Engineering parts

Our 5150 steel bars and custom profiles are crafted to meet international quality standards and client-specific performance parameters.

At KJ Steel Rolling Mills, we offer SAE 5150 alloy steel in multiple product forms:

Our advanced rolling mills and heat treatment facilities ensure dimensional accuracy, surface finish, and consistency across all our alloy steel products.

  • Decades of Industry Experience
    With years of experience in the steel manufacturing industry, we understand the unique demands of various sectors and deliver customized material solutions.
  • In-House Quality Control
    Our rigorous quality control processes ensure that each batch of SAE 5150 steel meets global standards.
  • End-to-End Supply Chain
    From raw material sourcing to finished product delivery, we manage the entire production chain, ensuring timely and cost-effective solutions.
  • Global Delivery Capability
    As leading alloy steel suppliers in India, we cater to clients across India, the Middle East, Europe, and the Asia-Pacific region.


Q1. What is SAE 5150 alloy steel used for?

SAE 5150 alloy steel is widely used for high-stress components like axle shafts, crankshafts, gears, and transmission parts.

Q2. Can SAE 5150 steel be heat treated?

Yes, 5150 alloy steel offers excellent hardenability and is ideal for quenching and tempering to improve strength and wear resistance.

Q3. What product forms are available in SAE 5150 steel?

We supply SAE 5150 steel bars, forged sections, billets, and custom-machined components in various sizes and conditions.

Q4. Does your 5150 alloy steel meet international standards?

Our SAE 5150 steel conforms to ASTM A29, SAE J404, and global quality specifications with full test certification.

Q5. Can I order 5150 steel in custom sizes or finishes?

Yes, we offer 5150 alloy steel in custom diameters, lengths, and finishes including black, bright, peeled, and heat-treated options.

Looking for a reliable SAE 5150 steel supplier for your next project? KJ Steel Rolling Mills is your one-stop solution. We offer competitive pricing, quick delivery, and unmatched material quality.
Phone: +919915100056
Email: kjsteel@kjsteel.in
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