Welcome to Maduka Metals, your trusted partner for industrial solutions right here in Abuja. We specialize in providing high-performance materials built to withstand the most demanding environments, and our Hastelloy rectangular bars are a prime example. Recognized for their exceptional resistance to corrosion and heat, these bars are engineered for reliability, ensuring your critical projects have the durable foundation they need to succeed, project after project.
The strength of Hastelloy lies in its sophisticated nickel-chromium-molybdenum composition, which gives it a remarkable ability to resist pitting, cracking, and oxidation. This translates into rectangular bars that offer outstanding mechanical integrity, maintaining their strength and toughness even when exposed to extreme temperatures and highly corrosive chemicals, making them a consistently dependable choice for heavy-duty 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.
You’ll find these versatile bars at the heart of industries where failure is not an option. They are essential in chemical processing equipment, pollution control systems, and marine engineering, where they handle aggressive acids and saltwater with ease. They are also crucial in the construction of reactors, heat exchangers, and other components for the oil and gas sector, proving their value by ensuring long-lasting performance and minimizing costly downtime.
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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