Chung Metal Manufacturer & Suppliers in Da Nang supplies superior Alloy Steel AISI 52100 bars and rods for application where rolling contact fatigue as well as wear resistance are critical. This 52100 bearing steel grade is greatly sought after in precision industries, automobile, and bearing. Our manufacturing process promotes high cleanliness, controlled microstructure, and dimensional accuracy. With strict heat treatment and finishing, we provide rods with tight tolerances and performance requirements. Bearing manufacturing, toolmaking, and precision machinery customers use our 52100 steel rods to produce durable and high-quality components.
AISI 52100 is a high carbon chromium alloy steel containing ~1.00% C, 1.50% Cr, along with trace amounts of Mn, Si, S, P. In hardened and tempered state, tensile strength is up to 1,800–2,200 MPa, yield strength ~1,650–1,900 MPa, and hardness ~60–65 HRC. Elongation is restricted, usually ~10% or less. The steel possesses excellent fatigue strength, wear resistance, and dimensional stability. Microstructure consists of fine carbides in a tempered martensitic matrix.
| Dimensions: | ASTM, ASME, DIN, BS, EN, IS, AMS, JIS, IBR & Other International Standards. |
|---|---|
| Standard: | AISI 52100 |
| Size: | 5mm to 500mm Dia in 100mm to 6000mm Length |
| Thickness: | 0.5mm to 500mm Diameter |
| Diameter: | 10 mm To 200 mm |
| Length: | 1000 mm Long To 6000 mm Long |
| Form: | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc |
| Finish: | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Grade | AISI 52100 |
|---|---|
| C | 0.38 – 0.43 |
| Mn | 0.60 – 0.80 |
| Si | 0.15 – 0.35 |
| S | 0.040 |
| Cu | – |
| Fe | – |
| Mo | – |
| Element: | AISI 52100 |
|---|---|
| Tensile Strength: | 850 |
| Yield Strength (0.2%Offset): | 635 |
| Elongation: | 13 |
| Element: | AISI 52100 |
|---|---|
| Tensile Strength: | 850 |
| Yield Strength (0.2%Offset): | 635 |
| Elongation: | 13 |
AISI 52100 Bars and Rods offer exceptional wear resistance, high hardness, and superior strength, making them ideal for high-performance applications.
Yes, AISI 52100 Bars and Rods can be heat treated to enhance hardness and wear resistance, especially for components like bearings and gears.
AISI 52100 Bars and Rods are commonly used in automotive, aerospace, and industrial machinery for manufacturing bearings, gears, and shafts.
AISI 52100 alloy steel bars and rods are found to be used mainly in bearing production (ball bearings, roller bearings, needle bearings) because of their excellent rolling contact fatigue life. They’re also used in precision shafts, spindles, as well as high-speed journal bearings. In the automotive field, utilized in transmission shafts as well as high-rpm rotating components. Tool & die uses and high-wear cam followers, rollers, and pins also utilize 52100. It is applied where cyclic loads and wear are found in machinery components in need of high hardness and fatigue life.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Chung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Da Nang, Vietnam
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