Neil Metals stands out as a top-notch manufacturer and supplier of high-precision Invar 36 Bars and Rods, proudly based in Kolkata, India. With a focus on low-expansion alloys, Neil Metals provides Invar 36 products that boast remarkable dimensional stability across a broad temperature spectrum. Renowned for its nearly zero coefficient of thermal expansion, Invar 36 finds its place in aerospace, electronics, cryogenics, and scientific instrumentation. Neil Metals guarantees that every bar and rod meets international quality standards, showcasing excellent surface finish and mechanical integrity. Committed to quality, customization, and timely delivery, Neil Metals is a reliable partner for high-performance Invar solutions.
Invar 36 Bars and Rods are made up of roughly 36% Nickel and 64% Iron, which gives this alloy its unique low thermal expansion properties. It offers a tensile strength ranging from about 485 to 620 MPa and a yield strength of around 275 MPa, with elongation reaching up to 35%. This alloy maintains outstanding dimensional stability between –100°C and 200°C. Invar 36 also boasts good toughness, excellent weldability, and moderate machinability. These mechanical traits, combined with its thermal performance, make Invar 36 the perfect choice for applications that require extreme precision and minimal size changes.
| 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 |
Invar 36 Bars and Rods are extensively utilized in industries where minimal dimensional changes are crucial under varying temperatures. In aerospace, they play a vital role in satellite and aircraft instrumentation components. The electronics sector employs Invar 36 in shadow masks, CRT parts, and tools for semiconductor manufacturing. In scientific and optical applications, it’s essential for telescope components, laser systems, and precision measurement devices. Additionally, Invar 36 is used in cryogenic systems and composite tooling, where thermal stability is paramount. Its unique expansion properties make it an indispensable material in these fields.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Neil Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kolkata, India
Copyright 2024 Neil Metals. All rights reserved
