Semih Metals, located in Istanbul, Turkey, stands out as a top manufacturer and supplier of Hastelloy flat bars, celebrated for their remarkable corrosion resistance and strength in tough environments. With a focus on high-quality nickel-based alloys, Semih Metals guarantees that its Hastelloy flat bars adhere to strict international standards, serving industries like chemical processing, aerospace, marine, and power generation. Thanks to precise manufacturing and thorough quality control, the company provides durable materials that excel in demanding applications where reliability and performance are crucial.
Typically, Hastelloy flat bars are made from nickel, enriched with notable amounts of molybdenum, chromium, and iron, depending on the specific grade, such as Hastelloy C-276 or C-22. This unique composition offers outstanding resistance to pitting, stress corrosion cracking, and both oxidizing and reducing environments. Their mechanical properties boast tensile strengths between 550 and 760 MPa, yield strengths from 200 to 380 MPa, and elongation percentages around 30%. These flat bars maintain impressive strength and corrosion resistance across a wide temperature range, making them perfect for both structural and chemical applications.
Specifications : ASTM B574 / ASME SB574
Size : 15NB to 150NB IN
Diameter : 3.17mm to 350mm diameter
Length : 100 mm to 3000 mm Long & Above
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc
Surface : Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline
Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished
Tolerance : H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
| ELEMENT | Hastelloy Flat Bar |
| NI | 99.0 min |
| CU | 0.25 max |
| FE | 0.40 max |
| MN | 0.35 max |
| C | 0.15 max |
| SI | 0.35 max |
| S | 0.01 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 Flat Bar can be welded using conventional welding methods, such as TIG and MIG welding. Proper heat control and filler materials are essential to maintain its corrosion resistance and strength.
Yes, Hastelloy Flat Bar can be used for natural gas applications due to its excellent corrosion resistance, particularly in harsh environments, making it suitable for gas processing and transmission systems.
Yes, Hastelloy Flat Bar can be used for underground applications due to its strong resistance to corrosion and high durability, making it suitable for challenging environments like underground systems.
Hastelloy flat bars find extensive use in chemical reactors, heat exchangers, flanges, valve components, and piping systems that are exposed to harsh chemicals and high temperatures. Their flat shape is ideal for crafting components that need precision machining and stable dimensional properties. Industries such as petrochemical, pharmaceutical, and nuclear power depend on Hastelloy flat bars for parts that face aggressive acids, chlorides, and oxidizing agents. The alloy’s durability and resistance to severe corrosion guarantee a long service life and minimal maintenance, even in challenging environments.
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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