SAE 52100 Round Bar and Rod

Chuck Metals is a reliable manufacturer and supplier of SAE 52100 Round Bars and Rods right here in Singapore, Pulau Ujong. They specialize in delivering top-notch bearing-grade steel tailored for the automotive, aerospace, and machinery sectors. SAE 52100 is a high-carbon, chromium-rich alloy steel that stands out for its impressive hardness, wear resistance, and fatigue strength, especially after heat treatment. Chuck Metals offers these 52100 bars and rods in various conditions—whether you need them annealed, hardened, or precision-ground—and they can be customized to fit your specific size and finish requirements. With a strong focus on quality, speedy delivery, and technical know-how, Chuck Metals is your go-to source for precision steel solutions.

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SAE 52100 Round Bars

SAE 52100 Hex Bars

SAE 52100 Round Bar Cold Finish

When it comes to composition, SAE 52100 Round Bars and Rods contain about 1.00% carbon and 1.50% chromium, which contribute to their remarkable hardness and strength post-heat treatment. This alloy boasts a tensile strength ranging from 850 to 1000 MPa and can achieve hardness levels of up to 60–67 HRC when quenched and tempered. SAE 52100 is known for its excellent dimensional stability, good machinability in its annealed state, and outstanding resistance to fatigue and wear. It’s the perfect choice for parts that require tight tolerances, reliable rotational performance, and a long service life under mechanical stress.

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SAE 52100 Round Bars and Rods Specifications

Specification : ASTM A29, ASME SA29

Grade: 52100

Specification : Alloy Steel 52100 Bar

Round bar size : Diameter: 3-~800mm

Surface : Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline

Technique : AISI/SAE 52100 alloy steel Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod

Condition : Hardened & tempered, annealed

Finish : Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black

Form : Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc.

Chemical Compositions of SAE 52100 Round Bars and Rods

Grade	S	P	Mn	Si	C	Ni	Mo	Cr
SAE – 52100	.025	.025	.25 – .40	.20 – .35	.95 1.10	–	–	1.30 – 1.60

SAE 52100 Round Bars and Rods Mechanical Properties

ty	Value	Unit
Tensile strength	650 – 880	MPa
Young’s modulus	200000 – 200000	MPa
Fatigue	275 – 275	MPa
Elongation	8 – 25	%
Yield strength	350 – 550	MPa

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Equivalent Table of SAE 52100 Round Bars and Rods

STANDARD	UNS	DIN
52100 round bar	G52986	1.3505

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SAE 52100 Round Bars and Rods Types

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SAE 52100 Round Bars and Rods Uses

These Round Bars and Rods are primarily utilized in the production of anti-friction bearings, bearing races, rollers, balls, spindles, and other rotating components. They’re also essential for precision tools, automotive drive components, and high-stress machine parts that endure heavy loads and repetitive motion. Thanks to its high wear resistance and fatigue strength, this steel is ideal for tough environments where durability and performance are crucial. Plus, its excellent polishability and dimensional accuracy make it a favorite for precision-ground and high-speed applications.

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