Semih Metals, located in Istanbul, Turkey, has built a solid reputation as a reliable manufacturer and supplier of Hastelloy Rectangular Bars. These bars are essential for industries that require exceptional corrosion resistance and durability. Committed to providing top-notch alloys, Semih Metals ensures that its Hastelloy Rectangular Bars comply with international standards for strength and performance. The manufacturing process employs cutting-edge techniques, and each product undergoes rigorous quality checks to ensure they can be trusted in critical environments. With a diverse global clientele, Semih Metals delivers precision-engineered products that are perfect for chemical, petrochemical, marine, and high-temperature industrial applications, where resilience and longevity are key.
Hastelloy Rectangular Bars are made from nickel-molybdenum-chromium-based alloys, enhanced with elements like iron, tungsten, and cobalt to boost their strength. This unique composition offers remarkable resistance to pitting, stress corrosion cracking, and both oxidizing and reducing environments. Mechanically, these bars showcase impressive tensile strength, hardness, and thermal stability, making them ideal for high-stress and extreme temperature situations. Thanks to their excellent ductility, weldability, and toughness, Hastelloy Rectangular Bars maintain their performance even in aggressive environments, ensuring a long service life across a variety of demanding industrial applications.
| Specification | ASTM B574 UNS N06022, ASTM B574 / ASME SB574 / AMS 5766 |
|---|---|
| Alloy C22 Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Round Bar Standard Dimensions | Diameter / Height: |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Surface | Hot Rolled Pickled, Bright, Sand Blasting Finished, Cold Drawn, Hairline, Polished |
| Condition | Hardened & tempered, annealed |
| Technique | Hastelloy C22 Cold Drawn, Hot Rolled, Forged Round Bar,Cold Rolled, Rod |
| Processing | Bar cutting to 650mm |
| Form | Hastelloy C22 Round, Welding Rod, T-Bar, Rod, Precision Ground Bar, Channel Bar, Square, Flat Bar, Blocks, Round Rod, Hollow, Rings, Rectangle, Hex (A/F), Triangle, Threaded, Profiles, Billet, Ingot, I/H Bar, Half Round 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 % |
Hastelloy Rectangular Bars are highly resistant to galvanic corrosion due to their corrosion-resistant alloy composition. However, in certain environments with dissimilar metals, they could be susceptible to this type of corrosion.
Yes, Hastelloy Rectangular Bars can be recycled. Their nickel-based composition allows for efficient recycling, making them a sustainable option when properly processed at recycling facilities.
Yes, Hastelloy Rectangular Bars are suitable for cryogenic applications due to their excellent toughness and resistance to brittle fracture at low temperatures, ensuring reliable performance in extreme cold environments.
These bars are widely utilized in sectors where corrosion resistance and durability are non-negotiable. They’re commonly found in chemical processing plants, heat exchangers, pressure vessels, and reactors, thanks to their ability to resist strong oxidizers and reducing agents. In marine settings, they stand up to seawater corrosion, making them perfect for shipbuilding and offshore structures. Industries like power generation, pulp and paper, and waste treatment also depend on them for their longevity and reliability. Their versatility shines through in aerospace, oil and gas, and pharmaceutical equipment, where they provide the strength, stability, and exceptional performance needed.






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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