Semih Metals, located in Istanbul, Turkey, has built a solid reputation as a reliable manufacturer and supplier of top-notch Hastelloy Hollow Bars, catering to a wide range of industrial needs with precision and excellence. Known for their commitment to quality in the metal industry, the company ensures that their products meet international standards for durability, corrosion resistance, and strength. The Hastelloy Hollow Bars from Semih Metals are engineered to perform consistently in tough environments, guaranteeing exceptional mechanical performance and a long service life. Thanks to advanced manufacturing techniques and rigorous quality control, Semih Metals delivers solutions for demanding applications across various global industries.
These Hastelloy Hollow Bars are primarily made of nickel, with notable amounts of molybdenum, iron, and chromium, along with small quantities of cobalt, tungsten, and manganese. This unique blend offers remarkable resistance to corrosion and oxidation, even in harsh chemical settings. On the mechanical side, Hastelloy Hollow Bars boast high tensile strength, impressive ductility, and outstanding toughness, making them perfect for extreme conditions. They maintain their strength at high temperatures, resist stress-corrosion cracking, and perform exceptionally well in both oxidizing and reducing environments.
| Grade | C | Mn | Si | S | Co | Ni | Cr | Fe | Mo | P |
|---|---|---|---|---|---|---|---|---|---|---|
| C276 | 0.010 max | 1.00 max | 0.08 max | 0.03 max | 2.50 max | 50.99 min* | 14.50 – 16.50 | 4.00 – 7.00 | 15.00 – 17.00 | 0.04 max |
| C22 | 0.010 max | 0.50 max | 0.08 max | 0.02 max | 2.50 max | 50.015 min* | 20.00 – 22.50 | 2.00 – 6.00 | 12.50 – 14.50 | 0.02 max |
| B2 | 0.02 max | 1.0 max | 0.1 max | 0.03 max | 1.0 max | Bal | 1.0 max | 2.0 max | 26 – 30 | 0.04 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|---|
| Hastelloy C276 | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
| Hastelloy C22 | 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 1,00,000 , MPa – 690 | Psi – 45000 , MPa – 310 | 45 % |
| Hastelloy B2 | 9.2 g/cm3 | 1370 °C (2500 ºF ) | Psi – 1,10,000 , MPa – 760 | Psi – 51000 , MPa – 350 | 40 % |
| STANDARD | UNS | WNR. | JIS | GOST | EN | OR |
|---|---|---|---|---|---|---|
| Hastelloy C276 | N10276 | 2.4819 | NW 0276 | ХН65МВУ | NiMo16Cr15W | ЭП760 |
| Hastelloy C22 | N06022 | 2.4602 | NW 6022 | – | NiCr21Mo14W | – |
| Hastelloy B2 | N10665 | 2.4617 | – | – | – | – |
Yes, Hastelloy hollow bars can be heat-treated to enhance their mechanical properties, such as strength and toughness. However, specific heat treatment conditions depend on the alloy grade.
The pressure rating of Hastelloy hollow bars depends on their size, wall thickness, and alloy grade. It is crucial to consult specific material standards and perform engineering calculations for accurate ratings.
Yes, we provide Hastelloy Hollow Bars in standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@semihmetal.com
Hastelloy Hollow Bars find extensive use in industries that demand strong resistance to chemical attacks and extreme conditions. They’re commonly found in chemical processing, pharmaceuticals, marine engineering, and pollution control equipment, where contact with corrosive substances is a regular occurrence. Their durability makes them ideal for applications in reactors, heat exchangers, piping systems, and pressure vessels. Additionally, these bars are also employed in aerospace, power generation, and waste treatment facilities, where high performance and reliability are essential. Their versatility and strength ensure they have a long service life, even in the most challenging operational scenarios.






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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