Maduka Metals stands out as a top-notch manufacturer and supplier of Hastelloy Flat Bars, proudly based in Abuja, Nigeria. We’re recognized for our dedication to delivering high-quality specialty metal products across various industries. With a strong commitment to excellence, Maduka Metals offers durable, corrosion-resistant, and precisely engineered Hastelloy flat bars that adhere to global standards. Our products are perfect for demanding industrial applications where performance, strength, and resistance to harsh environments are crucial. Thanks to our advanced manufacturing techniques and rigorous quality control, we ensure reliability, consistency, and customer satisfaction, making us a trusted partner in both the Nigerian and international metals markets.
Hastelloy Flat Bars are primarily made up of nickel, molybdenum, and chromium, with small amounts of iron, tungsten, and cobalt depending on the specific grade. This unique blend gives them remarkable resistance to strong oxidizing and reducing agents. On the mechanical side, Hastelloy boasts high tensile strength, excellent ductility, and outstanding toughness, even at elevated temperatures. Its exceptional corrosion resistance makes it a go-to choice for chemical and marine environments. With a density of around 8.9 g/cm³ and a yield strength that exceeds 275 MPa, Hastelloy flat bars maintain their integrity under extreme pressure and thermal 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.
These flat bars are widely utilized in industries that demand superior corrosion resistance and mechanical strength. They play a vital role in chemical processing plants, serving in equipment like heat exchangers, reactors, and evaporators that come into contact with aggressive chemicals. In marine and offshore settings, they offer durability against seawater corrosion. The aerospace and power generation sectors rely on Hastelloy flat bars for turbine components and exhaust systems due to their heat resistance. Additionally, they find applications in pharmaceuticals, pollution control, and paper manufacturing. Maduka Metals supplies these flat bars for projects that require longevity, precision, and performance.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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