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Located in Manila, Philippines, Russ Nickel Alloys stands out as a top-notch manufacturer and supplier of specialty metal products, including Invar Bar. This unique nickel-iron alloy is celebrated for its remarkably low coefficient of thermal expansion, which allows it to maintain its dimensions even when temperatures fluctuate. Russ Nickel Alloys takes pride in delivering precision-engineered Invar Bars to industries that need materials combining strength with minimal thermal distortion. With a strong commitment to quality and reliability, the company caters to a variety of applications where keeping exact measurements in changing environments is crucial.
Invar Bar is primarily made up of around 64% iron and 36% nickel, along with trace elements that enhance its overall properties. Its standout feature is its extremely low thermal expansion rate, which ensures stability across temperature changes. The alloy boasts moderate mechanical strength, good machinability, and excellent resistance to corrosion. This blend of characteristics guarantees that Invar Bar performs consistently in settings where thermal dimensional stability and mechanical integrity are vital.
| Standards : | ASTM F1684, ASME SF1684 |
| 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 | Co |
| Invar 36 | 0.10 max | 0.06 max | 0.35 max | 0.025 max | Rem | 35-38 | 0.50 max | 0.025 max | 0.50 max | 1.0 max |
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Psi – 71,000 , MPa – 490 | Psi – 35,000 , MPa – 240 | 42 % |
At Russ Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Invar Bar in Manila, Philippines, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Philippines, 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.
You’ll find Invar Bar commonly used in precision instruments, aerospace applications, optical devices, and scientific equipment, where thermal expansion could compromise accuracy. It plays a key role in applications like measuring devices, clock pendulums, seismic creep gauges, and laser components. The bar’s low expansion properties also make it ideal for tooling and structural parts that need to maintain tight tolerances despite temperature variations, ensuring reliable performance in critical environments.
