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Chanathip Nickel Alloys and Plates, a well-respected manufacturer and supplier based in Bangkok, Thailand, proudly offers top-notch Invar Bars that are highly sought after for their distinctive properties and reliability in precision applications. These bars are renowned for their incredibly low coefficient of thermal expansion, making them a go-to choice in industries like electronics, aerospace, cryogenics, and scientific instrumentation. Invar Bars deliver outstanding dimensional stability across varying temperatures, which is crucial in environments where accuracy and consistency are paramount. Chanathip Nickel Alloys and Plates is committed to upholding international standards, ensuring timely deliveries, and providing competitive pricing, solidifying its reputation as a trusted source for specialty alloy bars around the globe.
Invar Bars are primarily made up of iron and nickel, with about 36% nickel content, which imparts the alloy its remarkable thermal and mechanical characteristics. This material boasts excellent toughness, good ductility, and machinability while maintaining dimensional stability even when temperatures fluctuate. With a thermal expansion rate that is significantly lower than most alloys, Invar Bars preserve their mechanical integrity and accuracy in challenging environments. Their unique blend of strength, workability, and stability makes them ideal for long-term use in precision engineering applications.
| 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 Chanathip Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Invar Bar in Bangkok, Thailand, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Thailand, 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.
Invar Bars find extensive applications in industries that demand high stability and minimal expansion. In the electronics sector, they are utilized in semiconductor tooling, glass-to-metal seals, and shadow masks. The aerospace industry relies on them for critical components that face extreme temperature changes. In cryogenic settings, they are essential in equipment where any dimensional changes must be kept to a minimum at very low temperatures. Additionally, Invar Bars play a vital role in scientific instruments, precision measuring devices, and optical systems where accuracy and consistency are crucial. Their versatility and dependability make them a favored material in advanced engineering fields.
