Hemi Metals, located in Hamilton, New Zealand, has built a solid reputation as a reliable manufacturer and supplier of top-notch Invar 36 Bars and Rods. They specialize in delivering precision-engineered solutions for industries that require outstanding dimensional stability. With a strong commitment to quality, dependability, and prompt service, Hemi Metals guarantees that every Invar 36 product adheres to strict international standards. Their advanced processing capabilities and technical know-how allow them to meet a wide range of needs across engineering, aerospace, instrumentation, and cryogenic sectors. By offering customized sizes, superior surface finishes, and consistent material performance, Hemi Metals has become a trusted partner for clients in search of high-quality low-expansion alloy products.
Invar 36 Bars and Rods are primarily made up of 36% nickel, with the remainder being iron, along with trace elements that boost performance. This distinctive nickel-iron alloy boasts an incredibly low coefficient of thermal expansion, making it perfect for applications where precision is key. Mechanically, Invar 36 is known for its good toughness, moderate strength, and excellent dimensional stability even when temperatures fluctuate. Its mechanical properties include high elasticity, solid fatigue resistance, and reliable performance in both regular and cryogenic environments, ensuring it meets the demands of rigorous engineering and scientific 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 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Invar 36 | 1.3912 | K93600 |
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.
Invar 36 rod, primarily composed of iron and nickel, is not highly susceptible to galvanic corrosion. However, when exposed to more noble metals in corrosive environments, it can experience some galvanic effects.
Invar 36 Bars and Rods find their place in various applications where minimal thermal expansion and precise dimensional control are crucial. Industries like aerospace, electronics, metrology, and optical instrumentation depend on Invar 36 for components such as precision tools, measurement devices, structural frames, and gauges. It’s also utilized in cryogenic engineering, LNG systems, and laser systems due to its exceptional stability across extreme temperatures. Furthermore, Invar 36 is vital in the production of molds for composite materials, glass-to-metal seals, and scientific instruments, providing unmatched reliability.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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