Phanuphong Steel and Plates, a top-notch manufacturer and supplier located in Bangkok, Thailand, specializes in high-quality Alloy Steel 4140 Coils. Known for their precision, durability, and reliable performance, these coils are crafted to meet strict industrial standards. Phanuphong Steel guarantees an excellent surface finish, precise dimensions, and dependable delivery, catering to a variety of sectors including automotive, oil and gas, construction, and heavy machinery. With a strong commitment to excellence and customer satisfaction, the company offers Alloy Steel 4140 Coils that deliver outstanding strength, toughness, and resistance to wear and fatigue, making them perfect for demanding applications across different industries.
Alloy Steel 4140 Coil is primarily made up of chromium, molybdenum, and carbon, which boost its hardness, strength, and toughness. The steel goes through meticulous heat treatment processes, like quenching and tempering, to enhance its mechanical properties. It showcases excellent fatigue resistance, high tensile strength, and good hardness levels, making it well-suited for high-stress environments. The blend of alloying elements improves wear resistance and machinability while ensuring toughness even under heavy loads. These characteristics make Alloy Steel 4140 Coil a versatile material, capable of performing reliably in components that face impact, torsion, or repeated mechanical stress.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.85 g/cm³ | 0.284 lb/in³ |
| Melting point | 1416°C | 2580°F |
| STAND | C(%) | Mn(%) | P(%) | S(%) | Si(%) | Cr(%) | Mo(%) | Ni(%) |
|---|---|---|---|---|---|---|---|---|
| ASTM A29 / A29M-05 | 0.38-0.43 | 0.75-1.00 | Max 0.035 | Max 0.040 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 | – |
| EN 10083/3-2006 | 0.38-0.45 | 0.60-0.90 | Max 0.025 | Max 0.035 | Max 0.40 | 0.90-1.20 | 0.15-0.30 | – |
| JIS G4053-2008 | 0.38-0.43 | 0.60-0.90 | Max 0.030 | Max 0.030 | 0.15-0.35 | 0.90-1.20 | 0.15-0.30 | ≤0.25 |
| roperties | Metric | Imperial |
|---|---|---|
| Tensile strength | 655 MPa | 95000 psi |
| Yield strength | 415 MPa | 60200 psi |
| Bulk modulus(typical for steel) | 140 GPa | 20300 ksi |
| Shear modulus(typical for steel) | 80 GPa | 11600 ksi |
| Elastic modulus | 190-210 GPa | 27557-30458 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break(in 50 mm) | 25.70% | 25.70% |
| Hardness, Brinell | 197 | 197 |
| Hardness, Knoop(converted from Brinell hardness) | 219 | 219 |
| Hardness, Rockwell B(converted from Brinell hardness) | 92 | 92 |
| Hardness, Rockwell C(converted from Brinell hardness. Value below normal HRC range, for comparison purposes only) | 13 | 13 |
| Hardness, Vickers(converted from Brinell hardness) | 207 | 207 |
| Machinability(based on AISI 1212 as 100 machinability) | 65 | 65 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phanuphong Steel based in Bangkok, Thailand 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. Phanuphong 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!
Alloy Steel 4140 Coils are widely utilized in industries that demand high-strength and durable materials. They are perfect for producing shafts, gears, axles, bolts, and other essential components in the automotive and heavy machinery sectors. The oil and gas industry relies on 4140 coils for drilling equipment and structural components due to their toughness and fatigue resistance. Additionally, they are used in construction equipment, agricultural machinery, and industrial tooling. With their impressive combination of hardness, strength, and wear resistance, Alloy Steel 4140 Coils ensure reliable performance in high-stress applications.
Phanuphong Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Bangkok, Thailand.
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