Aiman Metals provides top–quality Alloy Steel Flat Bars throughout Kuala Lumpur, Malaysia. Engineered to be strong, versatile, and dimensionally stable, the bars are suitable for structural, mechanical, and fabrication applications. Our Flat Alloy Steel Bars come in a variety of grades, such as low-alloy and high-alloy ones, designed for load-carrying and wear-resistant uses. Aiman Metals maintains superior surface finish, close tolerances, and uniform mechanical properties. Suitable for welding, machining, and heat treatment, these flat bars are relied upon by construction, automobile, energy, and general engineering industries.
Alloy Steel Flat Bars are alloyed with chromium, molybdenum, nickel, and occasionally vanadium, depending on the grade (e.g., 4140, 4340, EN19). These bars provide tensile strengths of a usual range between ≈500 MPa and 900 MPa. They are heat-treatable for increased hardness, toughness, and wear resistance. Flat bars exhibit excellent fatigue strength, impact resistance, and machinability. Alloying elements combination ensures performance under stress, pressure, and fluctuating thermal conditions.
| Grades : | F1, F2, F5, F9, F11, F22, F91, LF2, LF3 |
|---|---|
| Standard : | ASTM A350 / ASME SA350 |
| Length(mm) : | 2 meters – 7 meters ( 8 feet to 24 feet) |
| Thickness : | 2mm~100mm |
| Types : | Flat Bars |
| 30 x 8 | 30 x 10 | 30 x 12 | 30 x 16 | 30 x 20 | 30 x 25 |
| 32 x 6 | 32 x 8 | 32 x 10 | 32 x 12 | 32 x 16 | 32 x 20 |
| 32 x 25 | 32 x 30 | 40 x 6 | 40 x 8 | 40 x 10 | 40 x 12 |
| 40 x 16 | 40 x 20 | 40 x 25 | 40 x 30 | 40 x 32 | 50 x 6 |
| 50 x 8 | 50 x 10 | 50 x 12 | 50 x 16 | 50 x 20 | 50 x 25 |
| 50 x 30 | 50 x 32 | 50 x 40 | 65 x 6 | 65 x 8 | 65 x 10 |
| 65 x 12 | 65 x 16 | 65 x 20 | 65 x 25 | 65 x 32 | 65 x 40 |
| 65 x 50 | 75 x 6 | 75 x 8 | 75 x 10 | 75 x 12 | 75 x 16 |
| 75 x 20 | 75 x 25 | 75 x 32 | 75 x 40 | 75 x 50 | 100 x 6 |
| 100 x 8 | 100 x 10 | 100 x 12 | 100 x 16 | 100 x 20 | 100 x 25 |
| 100 x 32 | 100 x 40 | 100 x 50 | 100 x 65 | 125 x 10 | 125 x 12 |
| 125 x 16 | 125 x 20 | 125 x 25 | 125 x 32 | 125 x 40 | 125 x 50 |
| 125 x 65 | 150 x 10 | 150 x 12 | 150 x 16 | 150 x 20 | 150 x 25 |
| 150 x 32 | 150 x 40 | 150 x 50 | 150 x 65 |
The typical size range for alloy steel flat bars varies, with widths from 20mm to 300mm, thicknesses from 3mm to 50mm, and lengths commonly up to 6 meters or more.
Yes, alloy steel flat bars are highly customizable. They can be tailored in dimensions, grades, and surface finishes to meet specific industry requirements, ensuring suitability for various applications.
Alloy steel flat bars and rods are durable due to their high tensile strength, hardness, and resistance to wear, corrosion, and heat. These properties are enhanced by alloying elements like chromium, molybdenum, and nickel, which improve toughness and durability under demanding conditions.
Alloy Steel Flat Bars are extensively utilized in the manufacture of heavy machinery, vehicle frames, tools, and structural supports. They are utilized in oil & gas applications in rig frames, brackets, and piping supports. They are utilized in the automobile industry in suspension parts and axles. They have a flat shape with a perfect suitability for machine bases, fabrication work, and special tooling. They are also employed in industrial maintenance, manufacturing of dies and precision-ground tools because of their hardness and dimensional stability.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aiman Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kuala lumpur, Malaysia
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