Aiman Metals stands out as a reliable manufacturer and supplier based in Kuala Lumpur, Malaysia, specializing in top-notch 1140 Steel Bars and Rods for a wide range of engineering and industrial uses. These steel bars and rods are celebrated for their impressive tensile strength, outstanding machinability, and resistance to wear, making them a go-to choice for precision components and heavy-duty parts. At Aiman Metals, we take pride in ensuring that every product is crafted to meet exact specifications, delivering consistent quality and performance. Our 1140 Steel Bars and Rods come in various sizes, finishes, and lengths, all designed to meet rigorous industry standards, making them a dependable option for demanding mechanical and structural applications.
The 1140 Steel Bars and Rods are medium-carbon steels, containing around 0.37–0.44% carbon, along with controlled amounts of manganese, phosphorus, and sulfur. This specific composition strikes a perfect balance between hardness and strength while maintaining good machinability. Typically, their mechanical properties include a tensile strength ranging from 620 to 760 MPa, a yield strength of about 415 MPa, and moderate ductility. These features make 1140 Steel an excellent choice for parts that need to resist wear and endure high stress, all while being easy to machine and process.
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Category |
Steel |
|
Class |
Carbon steel |
|
Type |
Standard resulfurized |
|
Designations |
United States: UNS G11400 |
Element | Weight % |
C | 0.37-0.44 |
Mn | 0.70-1.00 |
P | 0.04 (max) |
S | 0.08-0.13 |
|
Properties |
Conditions |
||
|
T (°C) |
Treatment | ||
|
Density (×1000 kg/m3) |
7.7-8.03 |
25 |
|
|
Poisson’s Ratio |
0.27-0.30 |
25 |
|
|
Elastic Modulus (GPa) |
190-210 |
25 |
|
Carbon Steel 1140 rod offers good strength and hardness, with tensile strength around 550 MPa, yield strength of 250 MPa, and hardness of 170 HB. It provides excellent machinability and weldability.
Carbon Steel 1140 Bar is commonly used in manufacturing automotive parts, gears, shafts, axles, structural components, and machinery due to its strength, hardness, and wear resistance properties.
In the automotive, machinery, and construction sectors, 1140 Steel Bars and Rods are widely utilized. They are perfect for crafting shafts, gears, studs, axles, and other precision-engineered components where strength and durability are paramount. In construction, they serve as load-bearing elements and structural supports. Their superb machinability makes them a favored option for producing threaded parts and custom-machined tools. With the right heat treatment, 1140 Steel Bars and Rods can achieve even greater hardness and wear resistance, ensuring they perform reliably in challenging working conditions.






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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