Welcome to Maduka Metals, your trusted partner for premium industrial materials right here in Abuja. We specialize in supplying top-quality Hastelloy C22 bars and rods, providing local industries with immediate access to one of the most versatile and corrosion-resistant alloys available. Our commitment is to support Nigeria’s growing industrial sector with reliable, high-performance materials that meet the demanding challenges of modern engineering and fabrication projects.
Hastelloy C22 is a nickel-chromium-molybdenum-tungsten alloy celebrated for its outstanding durability. It boasts an excellent balance of strength and toughness, allowing it to perform reliably under high-stress conditions. This alloy is particularly resistant to a wide range of severe corrosive environments, including oxidizing acids like nitric acid, as well as localized attacks such as pitting and crevice corrosion, making it an exceptionally robust choice.
| Standard | ASTM B574, ASME SB574 |
| Round Bar Size | 3mm~ 800mm |
| Square Bar Size | 4mm* 4mm ~100mm* 100mm |
| Flat Bar Size | 2mm ~ 100mm |
| Hex Bar Size | 2mm ~ 100mm |
| Angle Size | 3mm* 20mm* 20mm~ 12mm* 100mm* 100mm |
| Thickness | 50 mm to 6000 mm Long |
| Length | 1 To 6 Meters, Custom Cut Length |
| Form | Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc |
| Grade | Ni | C | Cr | Co | Fe | Mn | Mo | P | Si | S | W | V |
| Hastelloy C22 | 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 % |
| STANDARD | WERKSTOFF NR. | UNS | GOST | AFNOR | JIS | OR | EN |
| Hastelloy C22 | 2.4602 | N06022 | – | – | NW 6022 | – | NiCr21Mo14W |
| ALLOY C-22 (Ni/22Cr/13Mo/3Fe/3W) / INCONEL 622/C-22 Round Bar | Dimension |
|---|---|
| cold drawn, solution annealed | Dia=16.0 mm, Weight=1.75 kg/m |
| hot worked, solution annealed, peeled | Dia=20.0 mm, Weight=2.6 kg/m |
| hot worked, solution annealed, peeled | Dia=25.4 mm, Weight=4.5 kg/m |
| hot worked, solution annealed, peeled | Dia=30.0 mm, Weight=6.14 kg/m |
| hot worked, sol annealed, peeled | Dia=38.1 mm, Weight=10.1 kg/m |
| extruded, machined, solution annealed | Dia=45.0 mm, Weight=13.15 kg/m |
| hot worked, solution annealed, peeled | Dia=50.8 mm, Weight=18.0 kg/m |
| extruded, machined, solution annealed | Dia=70.0 mm, Weight=35.0 kg/m |
| solution annealed, peeled | Dia=82.55 mm, Weight=47.6 kg/m |
| hot worked, solution annealed, peeled | Dia=101.6 mm, Weight=72.1 kg/m |
| forged, solution annealed, peeled | Dia=115.0 mm, Weight=89.4 kg/m |
| forged, solution annealed, peeled | Dia=130.0 mm, Weight=113.9 kg/m |
| forged, solution annealed, peeled | Dia=150.0 mm, Weight=152.15 kg/m |
| forged, turned | Dia=165.1 mm, Weight=187 kg/m |
Yes, Hastelloy C22 Bars are highly corrosion-resistant, particularly against pitting, crevice corrosion, and stress corrosion cracking in harsh environments. They excel in resisting acids, oxidizing agents, and chloride-induced corrosion.
Yes, Hastelloy C22 rods can be customized in size and length to meet specific industrial requirements. Manufacturers often offer tailored dimensions to suit diverse applications.
Hastelloy C22 bars perform exceptionally well in high-temperature environments due to their superior resistance to oxidation and thermal stability. They maintain strength and corrosion resistance under extreme conditions.
The strength of Hastelloy C22 bars and rods makes them indispensable across many critical fields. They are commonly used to construct chemical processing equipment, pollution control scrubbers, and components for pharmaceutical manufacturing. You’ll also find them in demanding environments like flue gas desulfurization systems and in the pulp and paper industry, where their reliability helps ensure operational safety and longevity in the face of highly aggressive chemicals and temperatures.






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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