Semih Metals, located in Istanbul, Turkey, stands out as a top manufacturer and supplier of high-performance metal alloys, particularly **Invar 42 Bar and Rod**. With years of expertise in the metallurgical field, Semih Metals is dedicated to providing precision-engineered materials that meet the rigorous demands of industries like aerospace, electronics, and cryogenics. The company prides itself on its commitment to quality, innovation, and customer satisfaction, offering both standard and custom specifications of Invar 42 Bar and Rod to clients around the globe. Thanks to advanced manufacturing techniques and stringent quality control, Semih Metals has earned a strong reputation for reliability and excellence in Invar alloy solutions.
**Invar 42 Bar and Rod** are made up of roughly 41–43% nickel, with the remainder being iron, along with small amounts of carbon, manganese, and silicon. This iron-nickel alloy is particularly renowned for its remarkably low coefficient of thermal expansion. In terms of mechanical properties, Invar 42 Bar and Rod boast tensile strengths between 450 and 700 MPa, a yield strength of about 275 MPa, and elongation rates ranging from 30% to 45%, depending on their condition and heat treatment. These characteristics make the material perfect for maintaining dimensional stability across a wide temperature range, especially in high-precision engineering settings.
| Specifications | ASTM B116 / ASTM SB116 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size | 5 mm to 500 mm |
| Diameter | 0.1 mm to 100 mm |
| 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 |
| Length | 100 mm To 3000 mm Long & Above |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Grade | C | Mn | Si | Cu | S | Fe | Mo | Ni | Cr |
| Inconel 718 | 0.08 max | 0.35 max | 0.35 max | 0.30 max | 0.15 min | – | – | 50 – 55 | 17 – 21 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.2 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa – 930 | Psi – 75,000 , MPa – 482 | 45 % |
Density | 8.2 g/cm³ |
Melting point | 1260-1340 ℃ |
Yes, the exceptional corrosion resistance of Inconel 718 makes it highly suitable for marine environments, where it can withstand saltwater and harsh conditions.
Inconel 718 Bars and Rods are primarily used in aerospace, oil and gas, chemical processing, and marine industries for their high strength, corrosion resistance, and performance at elevated temperatures.
Yes, we provide bars and rods in standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@semihmetal.com
You’ll find **Invar 42 Bar and Rod** utilized in various industries where it’s crucial to maintain dimensional accuracy despite temperature changes. They play a vital role in the production of electronic components, semiconductor tooling, telecommunications hardware, aerospace instrumentation, and cryogenic systems. Specific uses include glass-to-metal seals, lead frames, precision measuring devices, and components for satellites and optical systems. Thanks to their thermal stability, Invar 42 Bar and Rod are also used in composite tooling for aircraft manufacturing and in scientific instruments.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Semih Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Istanbul, Turkey
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