Based in Amman, Jordan, Sabra Metals is a reliable manufacturer and supplier known for its high-quality Invar 42 Bars and Rods, perfect for applications that demand precision and dimensional stability. Made from a nickel–iron alloy, Invar 42 is designed to have controlled thermal expansion and outstanding dimensional stability across a broad temperature range. Sabra Metals takes pride in its rigorous control over chemical composition, processing, and dimensional accuracy, ensuring they meet international quality standards. With state-of-the-art manufacturing facilities and a dependable supply chain, the company caters to industries like electronics, aerospace, cryogenics, instrumentation, and precision engineering around the globe.
Invar 42 Bars and Rods are primarily made of iron, with about 42% nickel, which gives them a controlled coefficient of thermal expansion. This alloy is known for its good dimensional stability and moderate mechanical strength. In terms of mechanics, Invar 42 offers decent tensile strength, good ductility, and impressive toughness. It maintains stable mechanical and dimensional properties even when temperatures fluctuate, making it ideal for applications that require precise tolerance control rather than just high structural strength.
| 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.
Invar 42 Bars and Rods find their place in a variety of applications that need controlled thermal expansion and precise dimensional accuracy. They are commonly used in electronic packaging, lead frames, precision instruments, aerospace tooling, cryogenic components, and measurement devices. These bars and rods are heavily utilized in the electronics manufacturing, telecommunications, optics, and aerospace sectors. Additionally, Invar 42 is well-suited for structural components where maintaining minimal dimensional changes with temperature variations is crucial for performance and reliability.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sabra Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Amman, Jordan
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