Alloy Steel 4140 Coil

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If you’re searching for a material that truly combines strength with versatility for your demanding projects, look no further than the Alloy Steel 4140 Coil from Sayed Steel in Safat. As a trusted name in the regional supply chain, we are proud to offer this exceptional grade, which is celebrated for its outstanding toughness and ability to be heat-treated to meet the most rigorous specifications, providing reliable performance across countless industrial applications. It’s the go-to choice when reliability is non-negotiable.

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Alloy Steel 4140 Coils

Alloy Steel 4140 CR Coil

Alloy Steel 4140 HR Coil

Table of Contents

What is Alloy Steel 4140 Coil?

This particular alloy is a harmonious blend of chromium, molybdenum, and carbon, creating a material known for its remarkable strength. Through precise heat treatment processes, we can achieve a wide range of mechanical properties, but it consistently offers an excellent balance of high tensile strength, good ductility, and impressive fatigue resistance. This adaptability means it can be precisely tailored to bear heavy loads and withstand significant stress, making it a fundamentally robust choice for components that must endure challenging conditions.

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Alloy Steel Coil

Alloy Steel 4140 Coil Physical Properties

Properties Metric Imperial
Density 7.85 g/cm³ 0.284 lb/in³
Melting point 1416°C 2580°F

Alloy Steel 4140 Coil Chemical Composition

STANDC(%)Mn(%)P(%)S(%)Si(%)Cr(%)Mo(%)Ni(%)
ASTM A29 / A29M-050.38-0.430.75-1.00Max 0.035Max 0.0400.15-0.350.80-1.100.15-0.25
EN 10083/3-20060.38-0.450.60-0.90Max 0.025Max 0.035Max 0.400.90-1.200.15-0.30
JIS G4053-20080.38-0.430.60-0.90Max 0.030Max 0.0300.15-0.350.90-1.200.15-0.30≤0.25

Alloy Steel 4140 Coil Mechanical Properties

ropertiesMetricImperial
Tensile strength655 MPa95000 psi
Yield strength415 MPa60200 psi
Bulk modulus(typical for steel)140 GPa20300 ksi
Shear modulus(typical for steel)80 GPa11600 ksi
Elastic modulus190-210 GPa27557-30458 ksi
Poisson’s ratio0.27-0.300.27-0.30
Elongation at break(in 50 mm)25.70%25.70%
Hardness, Brinell197197
Hardness, Knoop(converted from Brinell hardness)219219
Hardness, Rockwell B(converted from Brinell hardness)9292
Hardness, Rockwell C(converted from Brinell hardness. Value below normal HRC range, for comparison purposes only)1313
Hardness, Vickers(converted from Brinell hardness)207207
Machinability(based on AISI 1212 as 100 machinability)6565

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 4140 Coil in Safat, Kuwait​

Jaxon Steel based in Safat, Kuwait is a trusted manufacturer and supplier for Alloy Steel 4140 Coil of great quality. In fact, we have earned our reputation for providing a variety of top-notch steel products-such as Structural Steel, Alloy Steel, Carbon Steel, Mild Steel, and Galvanized Steel-with emphasis on Structural Steel Sheets and Plates. Basic product lines include a complete range of Pipes, Tubes, Flanges, Forged Fittings, Bars, and other forms. Jaxon Steel is committed to its delivery and customer service, thus ensuring that they procure the best raw materials to guarantee high strength and durability with performance specifically for critical industrial applications. Contact us anytime for your Structural Steel Sheet and Plate needs!

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Types of Alloy Steel 4140 Coil

Alloy Steel 4140 Polish Coil
Alloy Steel 4140 Shim Coils
Alloy Steel 4140 Slitting Coil
Alloy Steel 4140 Hot Rolled Coils
Alloy Steel 4140 HR Coils
Alloy Steel 4140 Cold Rolled Coils

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Uses of Alloy Steel 4140 Coil

You’ll find Alloy Steel 4140 Coil at the heart of many critical components that keep industries moving. It’s commonly used for manufacturing heavy-duty parts like axles, forged gears, and heavy machinery components that require a high level of strength. Beyond that, its reliability makes it perfect for applications in the automotive sector, construction equipment, and even in the demanding environment of oil and gas exploration, where failure is simply not an option. It’s the kind of material that forms the backbone of robust and dependable machinery.

Industry We Serve

Food Industry

Oil and Gas Industry

petrochemical industry