Rashid Metals stands out as a top-notch manufacturer and supplier located in Muscat, OMAN, specializing in a diverse array of high-quality nickel-iron alloy products, including Invar 42 Bars and Rods. The company has built a solid reputation for its precision manufacturing, rigorous quality control, and commitment to international standards. Catering to sectors like aerospace, electronics, precision instruments, and power generation, Rashid Metals delivers materials that are engineered for outstanding dimensional stability and performance. With state-of-the-art production facilities, a team of skilled professionals, and a thorough quality assurance process, the company guarantees that its Invar 42 Bars and Rods provide consistent low thermal expansion, high reliability, and long-lasting service in applications that demand extreme precision across varying temperature conditions.
Invar 42 Bars and Rods are nickel-iron alloys made up of about 42% nickel and 58% iron. This unique blend gives them a remarkably low coefficient of thermal expansion, excellent dimensional stability, and strong resistance to thermal cycling. On the mechanical side, Invar 42 showcases good tensile and yield strength, moderate hardness, and impressive ductility. It maintains stable mechanical properties over a broad temperature range, making it perfect for precision components and applications where minimal thermal expansion and high stability are essential.
| Standards : | ASTM F30, ASME SF30 |
| 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 | S | Fe | Ni | Cr | P | Mo | Cu | Mo |
| Invar 42 | 0.1 max | 0.6 max | 0.35 max | 0.025 max | Balance | 35.0 – 37.0 | 0.5 max | 0.025 max | 0.5 max | 0.5 max | 0.5 max |
| Yield Strength (0.2%Offset) | Tensile Strength | Elongation | Hardness |
| Ksi – 36 , MPa – 248 | Ksi – 71 , MPa – 490 | 40 % | 40 |
| STANDARD | WERKSTOFF NR. | UNS |
| Invar 42 | 1.3917 | K94100 |
Yes, laser welding can be used for Invar 42 bars. Its low thermal expansion properties make it suitable for precision welding, though attention is needed to manage heat input and distortion.
Yes, Invar 36 bar and rod can be welded, but it requires special care due to its low expansion properties. Proper welding techniques, such as TIG or MIG, are recommended.
Yes, specific welding consumables for Invar 36 bar and rod include Invar 36 electrodes, TIG rods, and MIG wires. These materials ensure proper fusion and minimize thermal expansion issues during welding.
These Invar 42 Bars and Rods find their way into various applications that require low thermal expansion and exceptional dimensional accuracy. Common uses include precision instruments, aerospace components, electronic devices, optical systems, and scientific measurement tools. They are also utilized in power generation equipment, vacuum devices, and structural parts where thermal compatibility and stability are vital. Additionally, they play a role in tooling, fixtures, and mechanical assemblies across industries that demand high precision, reliability, and performance under fluctuating temperatures and thermal stress.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rashid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Muscat, OMAN
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