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Okoye Nickel Alloys is a reputable manufacturer and supplier located in Kinshasa, Congo, known for crafting top-notch Haynes Bars that excel in extreme conditions. The company employs cutting-edge manufacturing techniques and rigorous quality control to create bars that adhere to international standards for strength, corrosion resistance, and heat stability. Haynes Bars from Okoye Nickel Alloys are celebrated for their remarkable ability to resist oxidation and carburization, even at high temperatures. With a commitment to innovation, precision, and reliability, the company provides robust Haynes Bars that play vital roles in the aerospace, chemical, and power generation sectors.
These Haynes Bars are primarily made from nickel, cobalt, chromium, and molybdenum, with a touch of tungsten and iron to boost their strength and thermal stability. This unique blend ensures excellent resistance to oxidation, sulfidation, and high-temperature corrosion. The alloy maintains impressive tensile and yield strength, good creep resistance, and outstanding ductility, even when exposed to extreme heat for extended periods. Its exceptional mechanical properties make it perfect for applications that demand both strength and stability in harsh temperatures and corrosive environments.
| Standards : | ASTM 5772, ASME S5772 |
| Dimensions : | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Wire : | Thickness starting from 0.05mm |
| Round bar size : | Diameter: 3-~800mm |
| Hex Bar size : | 2-100mm A/F |
| Flat bar size : | Thickness: 2 -100mm / Width: 10 to 500mm |
| Square bar size : | 4 to 100mm |
| Rectangular Bars Size : | 33 x 30mm to 295 x 1066mm |
| Hollow Bar : | 32mm OD x 16mm ID to 250mm OD x 200mm ID |
| Tolerance : | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Finish : | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Grade | C | Mn | P | S | Si | Ni | Cr | Fe | W | B | La |
| Haynes 188 | .05 – .15 | 1.25 max | .020 max | .015 max | .20 – .50 | 20.0 – 24.0 | 21.0 -23.0 | 3.0 max | 13.0 -15.0 | .015 max | .03 – .15 |
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| ksi – 65 , MPa – 446 | ksi – 140 , MPa – 963 | 55 % |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Haynes Bar in Kinshasa, Congo, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Congo, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Haynes Bars find extensive use in industries like aerospace, gas turbine manufacturing, chemical processing, and power generation. They are particularly suited for turbine engine components, combustion chambers, exhaust ducts, and heat exchangers that operate under high-temperature conditions. In chemical and petrochemical facilities, these bars perform reliably in reactors, pressure vessels, and piping systems that encounter corrosive substances. Their ability to resist oxidation and maintain structural integrity under stress makes them an ideal choice for challenging applications that require strength, durability, and long-lasting thermal performance.
