Semih Metals, based in Istanbul, Turkey, is a reliable manufacturer and supplier of top-notch alloy products, including Hastelloy Square Bars. Known for their commitment to providing corrosion-resistant and high-performance materials, Semih Metals caters to various industries such as chemical processing, marine, energy, and aerospace. These Hastelloy Square Bars are specifically designed for use in harsh environments where mechanical strength and chemical resistance are essential. Crafted to meet international standards, they are perfect for machining, fabrication, and structural applications. With a focus on timely delivery, precision manufacturing, and consistent quality, Semih Metals has become a go-to partner for demanding industrial needs around the globe.
Hastelloy Square Bars are made from high-performance nickel-based alloys, typically containing elements like nickel (Ni), molybdenum (Mo), chromium (Cr), iron (Fe), cobalt (Co), and tungsten (W), depending on the specific grade (like C-22, C-276, or X). These alloys are renowned for their outstanding resistance to a variety of corrosive environments, including both oxidizing and reducing agents. They boast impressive mechanical properties, such as high tensile strength (usually between 690–785 MPa), excellent toughness, and good thermal stability. The square cross-section not only provides structural integrity but is also ideal for precision machining. Hastelloy maintains its performance in both normal and elevated temperatures.
| Hastelloy Bar Standard | ASTM B574, AMS 5513, AMS 5511, AMS 5647 |
| Alloy Bar Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Alloy Square Rod size | 4 to 100mm |
| Alloy Square Bars Section | 3.0 to 12.0mm thickness |
| C276 Alloy Rounds Bar Form | Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Material | Ni | C | Cr | Co | Fe | Mn | Mo | P | Si | S | W | V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hastelloy | Bal | 0.010 max | 20 – 22.5 | 2.5 max | 2 – 6 | 0.50 max | 12.5 – 14.5 | 0.02 max | 0.08 max | 0.02 max | 2.5 – 3.5 | 0.35 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 1,00,000 , MPa – 690 | Psi – 45000 , MPa – 310 | 45 % |
Yes, Hastelloy square bars can be used for underground applications due to their exceptional resistance to corrosion, high strength, and ability to withstand harsh environments, making them suitable for various underground structures.
Yes, Hastelloy square bars can be used for structural applications, particularly in industries requiring high resistance to corrosion, extreme temperatures, and mechanical stress, such as chemical processing and aerospace.
Yes, Hastelloy square bars are recyclable. Their high nickel content makes them suitable for recycling, which helps reduce waste and promote sustainability in industries that utilize these materials.
Hastelloy Square Bars find extensive use in industries that demand both corrosion resistance and mechanical strength. Common applications include structural components in chemical reactors, heat exchangers, valve blocks, flanges, marine hardware, and pollution control equipment. Their shape is particularly advantageous for projects where uniformity, ease of fabrication, and load-bearing capacity are crucial. These bars are perfect for a wide range of applications!






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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