Semih Metals, based in Istanbul, Turkey, has built a solid reputation as a reliable manufacturer and supplier of top-notch steel products, including the versatile 1140 Steel Bar and Rod. With years of experience in metallurgy and precision engineering, the company provides dependable solutions for industries that need durable, high-performance materials. Renowned for its dedication to quality, Semih Metals maintains strict quality control and follows international standards at every stage of production. The 1140 Steel Bar and Rod from Semih Metals are well-regarded for their strength, machinability, and consistent performance in demanding applications across various sectors.
The 1140 Steel Bar and Rod is a medium-carbon steel alloy that contains about 0.40% carbon, along with manganese, phosphorus, and sulfur to enhance machinability. This blend results in a material that boasts excellent tensile strength and toughness while still offering reasonable ductility. Typically, its Brinell hardness falls between 170 and 200, with an average tensile strength of around 650 MPa. Additionally, this steel provides good wear resistance and moderate shock resistance, making it ideal for machining, forming, and heat treatment processes. Its well-balanced composition guarantees reliable performance even under stress.
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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.
The 1140 Steel Bar and Rod finds extensive use in industries that demand strength and machinability. It’s commonly utilized in the production of shafts, gears, bolts, axles, pins, and fasteners. The automotive and machinery sectors particularly depend on this steel for creating components that must endure high stress and wear. It’s also suitable for applications that involve moderate heat treatment, which enhances its hardness and durability. With its combination of strength, cost-effectiveness, and availability, 1140 steel stands out as an excellent choice for both standard and custom engineering projects, ensuring consistent performance in mechanical systems and structural assemblies.






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