George Metals, a leading manufacturer and supplier located in Houston, USA, specializes in high-performance Hastelloy Hollow Bars designed to thrive in highly corrosive and high-temperature settings. Crafted with precision and rigorous quality control, these bars come in various grades such as Hastelloy C-22, C-276, and X, all renowned for their remarkable corrosion resistance, mechanical strength, and thermal stability. Industries like chemical processing, marine, aerospace, power generation, and pharmaceuticals rely on George Metals’ Hastelloy hollow bars, where maintaining material integrity under extreme conditions is crucial for safety, performance, and longevity.
Hastelloy Hollow Bars primarily consist of nickel (about 55–70%), along with notable amounts of molybdenum, chromium, iron, and cobalt, varying by grade. These elements grant exceptional resistance to strong oxidizers, reducing agents, and pitting corrosion. Their mechanical properties boast tensile strength between 690–900 MPa, high yield strength, and impressive creep resistance at elevated temperatures. Hastelloy also showcases excellent thermal stability, formability, and weldability, making it a top choice for components that endure extreme chemical and mechanical stress over extended operational lifespans.
| 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 | – | – | – | – |
Hastelloy Hollow Bars find extensive application in chemical reactors, heat exchangers, flue gas scrubbers, pressure vessels, and marine environments, where outstanding corrosion resistance and mechanical durability are essential. These bars are particularly suited for handling aggressive chemicals like hydrochloric acid, sulfuric acid, and chlorine in chemical and pharmaceutical processing facilities. In the aerospace and energy sectors, Hastelloy is utilized in engine components, turbines, and nuclear fuel handling systems due to its high strength and thermal stability. The alloy’s long-term resistance to harsh conditions ensures reliability and performance in critical applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
George Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Houston, USA
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