Yousef Steel stands out as a top manufacturer and supplier located in Riyadh, Saudi Arabia, specializing in high-quality Alloy Steel AISI 4130 Bars. These bars are designed to deliver outstanding strength, toughness, and durability, making them perfect for tough industrial, automotive, and engineering tasks. Crafted to meet international standards, Alloy Steel AISI 4130 Bars ensure precise dimensions, consistent quality, and dependable mechanical performance. With a commitment to long-lasting reliability, Yousef Steel guarantees that these bars are well-suited for creating shafts, gears, crankshafts, and structural components across the automotive, aerospace, and heavy machinery sectors.
The composition of Alloy Steel AISI 4130 Bars mainly includes iron, carbon, chromium, and molybdenum, along with carefully controlled levels of manganese, phosphorus, and sulfur. This blend results in impressive tensile and yield strength, good hardness, exceptional toughness, and high fatigue resistance. AISI 4130 Bars can also be heat-treated to enhance their mechanical properties, such as increased hardness and wear resistance. Their uniform grain structure and excellent machinability make them a go-to choice for precision engineering applications that require strong and durable steel components.
Diameter :Â 8mm-3000mm
Length :Â 3,000-10,000mm
Finish :Â Bright, Polish & Black
Condition :Â Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
Form :Â 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 |
Alloy Steel AISI 4130 Bars find extensive application in high-strength, toughness, and weldability-demanding industries. In the aerospace industry, they are employed for landing gear parts and structural components. The automotive industry uses them for roll cages, chassis, and suspension parts. In oil & gas, they are essential for drill collars, pipelines, and wellhead equipment due to their fatigue strength. They are utilized by construction and heavy machinery firms in frames, shafts, and support members. AISI 4130 bars are also ideal for motor sports, military, and tooling applications and possess good machinability, resistance, and performance under unfavorable conditions.
Yousef 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 Riyadh, Saudi Arabia.
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