Aatir Steel stands out as a top manufacturer and supplier of Alloy Steel AISI 4130 Bars right in Cairo, Egypt. We take pride in delivering high-quality alloy steel products that are built for exceptional strength, toughness, and reliability. Our AISI 4130 Bars are specifically designed to handle tough industrial environments, boasting impressive fatigue resistance, hardness, and dimensional stability. With cutting-edge technology and rigorous quality control in our manufacturing process, Aatir Steel guarantees precise mechanical performance and consistent quality. These bars find their place in various sectors, including automotive, aerospace, engineering, and construction, providing durable and efficient solutions for components that demand high strength, toughness, and long-lasting performance in critical applications.
The composition of Alloy Steel AISI 4130 Bars includes carbon (0.28–0.33%), chromium (0.80–1.10%), molybdenum (0.15–0.25%), manganese (0.40–0.60%), along with small amounts of silicon and sulfur. This unique blend results in outstanding hardness, toughness, and tensile strength. The mechanical properties showcase a tensile strength ranging from 560–700 MPa, a yield strength of about 435 MPa, and an elongation of 25%. These bars can also be heat-treated to boost their hardness and mechanical performance, making AISI 4130 Bars perfect for high-stress, fatigue-critical, and precision-engineered industrial applications.
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.
| Grade | C | Cr | Si | S | Mn | P | Mo | |
| AISI 4130 | min. | 0.28 | 0.8 | 0.15 | – | 0.4 | – | 0.15 |
| max. | 0.33 | 1.1 | 0.35 | 0.04 | 0.8 | 0.035 | 0.25 | |
| Grade | Tensile Strength (ksi) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (ksi) min | Hardness |
| AISI 4130 | 930 | 12 | 735 | 229 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | UNS | WERKSTOFF NR. |
| AISI 4130 | G41300 | 1.7218 |
In industries that require high-strength, durable, and reliable components, Alloy Steel AISI 4130 Bars are a go-to choice. In the automotive and aerospace fields, they’re utilized for shafts, gears, crankshafts, and structural components. The engineering and construction sectors rely on them for heavy machinery parts, industrial equipment, and pipelines. They also play a crucial role in oil and gas, power generation, and tool manufacturing, where resistance to fatigue, wear, and mechanical stress is essential. AISI 4130 Bars offer a long service life, precise performance, and cost-effective solutions for applications that need superior strength, toughness, and reliability.
Aatir 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 Cairo, Egypt.
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