Semih Metals, located in Istanbul, Turkey, has built a solid reputation as a reliable manufacturer and supplier of top-notch Carbon Steel EN-42 Bars. With years of experience in the steel industry, the company is dedicated to providing products that adhere to international standards for strength, durability, and precision. Semih Metals caters to a variety of industries by offering customized solutions that prioritize reliability and cost-effectiveness. Renowned for its cutting-edge facilities, skilled workforce, and rigorous quality control, Semih Metals has positioned itself as a leading supplier in the region, delivering EN-42 Bars that are engineered to excel in demanding industrial applications around the globe.
Carbon Steel EN-42 Bars are classified as medium-to-high carbon steels, containing roughly 0.40–0.50% carbon, along with trace amounts of silicon, manganese, phosphorus, and sulfur. This well-balanced composition results in remarkable hardness, toughness, and wear resistance. The bars boast high tensile strength, impressive edge retention, and the capability to endure heavy loads under stress. When properly heat-treated, EN-42 Bars can achieve hardness levels of up to 50 HRC and improved dimensional stability. These characteristics make EN-42 Bars ideal for industries that demand durability, strength, and long-lasting performance in challenging conditions.
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Round Bars | 3.0 – 50.8 mm, Over 50.8 – 300mm |
| Rectangular Bars | 6.35 x 12.7mm,6.35 x 25.4mm,12.7 x 25.4mm |
| Hex Bars | AF5.8mm–17mm |
| Square Bars | AF2mm – 14mm, AF6.35mm,9.5mm,12.7mm, 15.98mm,19.0mm, 25.4mm |
| Flat Bars | 1/2” to 10” in thickness range of 2mm to 150mm, |
| Finish | Bright, Polish & Black |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Grade | Chemical composition %: | |||||||
| C | Si | Mn | S | P | Cr | Ni | Cu | |
| En42 | 0.17-0.24 | 0.17-0.37 | 0.7-1.00 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤0.25 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation in 100-150 mm(%) | Reduction in Area | Hardness |
| En42 | ≥380 | ≥210 | ≥25 | ≥50 | ≤111HB |
| Sizes Chart in Milimeter | Sizes in Inch | Thickness Chart In MM | Thickness Chart In Inches |
|---|---|---|---|
| 22 | 7/8 | 17 & 18 | 2/3 – 5/7 |
| 25 | 1 | 5 to 20 | 3/16 – 4/5 |
| 30 | 1-3/16 | 5 to 20 | 3/16 – 4/5 |
| 32 | 1-1/4 | 6 to 20 | 1/4 – 4/5 |
| 35 | 1-3/8 | 5 to 20 | 3/16 – 3/16 |
| 40 | 1-4/7 | 5 to 25 | 3/16 – 1 |
| 45 | 1-7/9 | 5 to 25 | 3/16 – 1 |
| 47 | 1-6/7 | 17,25 & 32 | 2/3, 1 & 1-1/4 |
| 50 | 2 | 5 to 32 | 3/16 – 1-1/4 |
| 55 | 2-1/16 | 5 to 25 | 3/16 – 1 |
| 57 | 2-1/4 | 32 | 1-1/4 |
| 60 | 2-3/8 | 5 to 35 | 3/16 – 1-3/8 |
| 63 | 2-1/2 | 10 to 30 | 3/8 – 1-3/16 |
| 65 | 2-5/9 | 10 to 30 & 35 | 3/8 – 1-3/16, & 1-3/8 |
| 70 | 2-3/4 | 6 to 25 & 40 | 1/4 – 1, & 1-4/7 |
| 75 | 3 | 8 to 25 | 5/16 – 1 |
| 80 | 3-1/8 | 8 to 20 | 5/16 – 4/5 |
| 90 | 3-1/2 | 8 to 20 | 5/16- 4/5 |
| 100 | 4 | 8, 10, 12 | 5/16, 3/8, 1/2 |
EN-42 Bars and Rods are commonly used in the automotive, engineering, and manufacturing industries for components like shafts, gears, and structural parts.
EN-42 Bars and Rods offer a tensile strength of 600-800 MPa and a yield strength of 350-450 MPa, providing high strength and durability.
Yes, we offer customized sizes and specifications to meet the specific needs of different industrial applications.
Thanks to their exceptional mechanical strength and wear resistance, Carbon Steel EN-42 Bars find widespread use across various industries. They are frequently employed in the production of blades, knives, and cutting tools where maintaining a sharp edge is crucial. In the automotive industry, EN-42 Bars are used to manufacture springs, washers, and precision components. In engineering and construction, they are favored for gears, shafts, and load-bearing parts that require toughness and durability. Their outstanding heat-treating capabilities allow for customization to meet specific industrial needs, ensuring dependable performance in demanding environments. These attributes make EN-42 Bars a globally preferred choice.






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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