Mourad Metals is a trusted manufacturer and supplier of top-notch HASTELLOY Flat Bars, proudly based in Tunis, Tunisia. They cater to a wide range of industrial sectors around the globe. These flat bars are precision-engineered to thrive in extreme environments where corrosion resistance and strength are non-negotiable. Crafted in line with international standards, Mourad’s HASTELLOY flat bars promise consistent performance, a fantastic surface finish, and precise dimensions. With state-of-the-art production facilities and strict quality control measures, Mourad Metals guarantees a reliable supply and customized solutions for challenging applications in industries like chemical processing, aerospace, power generation, and marine.
HASTELLOY flat bars are made from nickel-based alloys that include carefully controlled amounts of chromium, molybdenum, iron, cobalt, and tungsten, depending on the specific grade. This unique blend gives them exceptional resistance to oxidation, pitting, crevice corrosion, and stress corrosion cracking. On the mechanical side, they boast high tensile and yield strength, impressive toughness, and good ductility across a broad temperature range. These flat bars maintain their mechanical stability even under high pressure and thermal cycling, ensuring they can be relied upon in tough service conditions.
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.
You’ll find HASTELLOY flat bars widely used in applications that demand superior corrosion resistance and high-temperature performance. Common applications include heat exchangers, pressure vessels, reactors, and structural components in chemical and petrochemical plants. They’re also utilized in aerospace exhaust systems, power generation equipment, and pollution control units. In marine and offshore settings, these flat bars are prized for their ability to resist seawater corrosion, providing a long service life, lower maintenance needs, and reliable performance even in harsh operating conditions.






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