rian Fasteners, a Houston-based, USA-based manufacturer and supplier specializing in Nimonic alloy bars and rods. Utilizing precision vacuum melting, hot working, and ageing processes, the company provides Nimonic materials with superior high-temperature strength and oxidation resistance. Strict dimensional and metallurgical quality tests are applied to each bar to maintain consistency. Supplying aerospace, gas turbine, and power generation markets, Brian Fasteners provides special lengths, quick delivery, and engineering assistance. As a reliable supplier, the company offers high-performance Nimonic bars and rods appropriate for critical structural uses in extreme temperatures for American industries.
Nimonic alloys are nickel‑base superalloys with about 70–80% Ni, 13–18% Cr, 4–8% Co, and additions of Al and Ti (≈0.7–2%). Carbon levels are controlled below 0.15%. The alloys show tensile strength of 800–1,200 MPa, yield strength 500–900 MPa, and elongation 15–30%. They possess high creep resistance and retain properties up to 700–750 °C. The oxidation resistance is high owing to chromium and alumina-forming elements. Aging treatments reinforce strength through gamma prime precipitation. The composition and heat treatment together render Nimonic alloys suitable for severe high‑temperature structural applications.
| Standards : | BS HR 5, BS HR 504, DIN 17752, AECMA PrEN2306, AECMA PrEN2307, AECMA PrEN2306, AECMA Pr EN2307, AECMA PrEN2402, ISO 9723, ISO 9724, ISO 9725, MSRR 7004 |
| 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 | Si | Cu | Fe | Ni | Cr | Ti |
| Nimonic 75 | 0.08-0.15 | 1.0 max | 1.0 max | 0.5 max | 5.0 max | Bal | 18.0-21.0 | 0.2-0.6 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.37g/cm3 | 1340 – 1380 | Psi – 104,000 | Psi – 40,000 | 42 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Nimonic 75 | 2.4951 / 2.4630 | N06075 |
Nimonic rods can be susceptible to galvanic corrosion when in contact with more electropositive metals, especially in the presence of an electrolyte. Proper insulation or coating can help mitigate this risk.
Nimonic bars are available in various sizes, ranging from small diameters (6mm) to larger ones (up to 200mm). Common finishes include hot rolled, cold drawn, and polished.
Yes, Nimonic alloys, including Nimonic 75 and 80A, can be welded. However, proper welding procedures and pre- and post-weld heat treatment are essential to avoid cracking and ensure strength.
Nimonic bars and rods by Brian Fasteners find applications in aerospace engine parts such as turbine blades, discs, and seals because of their excellent high-temperature strength. In gas turbines, they are utilized in combustor liners, shafts, and stator vanes. Power generation systems utilize them as heat exchangers and structural components. Industrial furnaces apply Nimonic rods to support fixtures and high-temperature fasteners. They are used in petrochemical reactors and piping under oxidizing conditions. Brian Fasteners offers accurate Nimonic bars to serve the material requirements of extreme temperature engineering applications needing reliability and resistance.






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