Alloy Steel AISI 4140 Bar

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Looking for a reliable source of high-quality materials? Look no further! Based in Cape Town, South Africa, we are a top manufacturer and supplier specializing in Alloy Steel AISI 4140 Bar. This remarkable alloy is celebrated for its impressive strength, toughness, and wear resistance, making it perfect for demanding industrial applications. Crafted with cutting-edge steelmaking techniques and rigorous quality controls, our Alloy Steel AISI 4140 Bar guarantees consistent performance, precision, and a long service life. Whether you’re in the automotive, aerospace, construction, or heavy machinery sectors, this bar offers durable, high-performance solutions for components that face high stress, impact, and fatigue, ensuring reliability even in the toughest conditions.

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Alloy Steel AISI 4140 Bar

Alloy Steel AISI 4140 Hex Bar

Alloy Steel AISI 4140 Square Bar

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What is Alloy Steel AISI 4140 Bar?

What makes Alloy Steel AISI 4140 Bar stand out? It’s made from a blend of chromium, molybdenum, carbon, manganese, and silicon, resulting in a low-alloy steel that boasts high hardenability and mechanical strength. With excellent tensile and yield strength, superior toughness, and good fatigue resistance, this bar can be heat-treated to achieve various hardness levels while still maintaining its ductility and machinability. Its robust mechanical properties allow it to handle heavy loads, impacts, and wear, ensuring dependable performance and structural integrity in demanding industrial settings where durability and long-term reliability are a must.

Alloy Steel AISI 4140 Bar Specifications

Diameter : 8mm-3000mm

Length : 3,000-10,000mm

Finish : Bright, Polish & Black

Condition : Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished

Form : Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.

Alloy Steel AISI 4140 Bar Chemical Compositions

Grade		C	Cr	Si	S	Mn	P	Mo
AISI 4140	min.	0.38	0.8	0.15	–	0.75	–	0.15
AISI 4140	max.	0.43	1.10	0.35	0.04	1.00	0.04	0.25

Alloy Steel AISI 4140 Bar Mechanical Properties

Grade	Tensile Strength (ksi) min	Elongation (% in 50mm) min	Yield Strength 0.2% Proof (ksi) min	Hardness
AISI 4140	855	20	621	197

If You Are Looking To Buy High Quality
Pipes, Sheet, Fittings and Flanges

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Top Manufacturer and Supplier of Alloy Steel AISI 4140 Bar Fittings in Cape Town, South Africa

Jaxon Steel is a trusted manufacturer and supplier of high-quality Alloy Steel AISI 4140 Bars in Cape Town, South Africa. We specialize in premium steel products, including Alloy Steel, Carbon Steel, Mild Steel, and Galvanized Steel, with a strong emphasis on AISI 4140 Bars. Our extensive inventory also features Pipes, Tubes, Flanges, Forged Fittings, Sheets, and Plates. Committed to fast delivery and exceptional customer service, we use only the finest raw materials to ensure superior strength, durability, and performance for critical industrial applications. Contact us today for all your AISI 4140 Bar needs!

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Types of Alloy Steel AISI 4140 Bar

Alloy Steel AISI 4140 Forged Bar

Alloy Steel AISI 4140 Rectangular Bar

Alloy Steel AISI 4140 Bright Bar

Alloy Steel AISI 4140 Round Bar

Alloy Steel AISI 4140 Flat Bar

Alloy Steel AISI 4140 Hot Rolled Bar

Alloy Steel AISI 4140 Bar Equivalent Grades

STANDARD	UNS	WERKSTOFF NR.
AISI 4140	G41400	1.7225

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Uses of Alloy Steel AISI 4140 Bar

Alloy Steel AISI 4140 Bar is a go-to choice in industries that need strong, durable, and wear-resistant materials. You’ll find it in automotive components like gears, shafts, and crankshafts, as well as in aerospace structural parts, oil and gas equipment, and pressure vessels. It’s also essential in construction machinery, tooling, and heavy equipment where high strength and toughness are critical. Thanks to its excellent mechanical properties and heat-treatable nature, this bar is ideal for high-stress, fatigue-prone, and wear-intensive applications. With Alloy Steel AISI 4140 Bar, you can count on long-lasting performance, reduced maintenance, and reliable operation in even the most challenging industrial environments.