George Metals, a reliable manufacturer and supplier based in Houston, USA, specializes in high-performance Incoloy Square Bars designed for outstanding strength and corrosion resistance, even in high-temperature and harsh environments. These bars are crafted in accordance with ASTM B408 and other international standards, and they come in various grades, including Incoloy 800, 800H, 800HT, and 825. Incoloy alloys, which are made from nickel, iron, and chromium, are well-known for their remarkable resistance to oxidation, carburization, and chemical attacks. George Metals guarantees precise dimensions, excellent surface finishes, and consistent quality, catering to industries like petrochemical, power generation, marine, heat treatment, and pollution control with durable and dependable square bar solutions.
Incoloy Square Bars generally contain 30–46% Nickel, 19–23% Chromium, with Iron making up the rest, along with trace elements like Titanium, Aluminum, and Molybdenum, depending on the specific grade. These alloys boast impressive strength and stress rupture characteristics, with tensile strengths ranging from 550 to 750 MPa. For example, Incoloy 825 offers remarkable resistance to sulfuric and phosphoric acids. The square bars maintain high thermal stability and corrosion resistance, even when exposed to fluctuating temperatures and chemicals. George Metals carefully controls the composition and mechanical properties of these bars to ensure they meet the highest performance standards.
Incoloy Square Bar Specification : ASTM B166, ASME SB166
Dimension Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 14mm-300mm
Thickness : 50 mm to 6000 mm Long
Length : 1 To 6 Meters, Custom Cut Length
Form : Square
| Density | g/cm3 | 7.94 | |
|---|---|---|---|
| lb/in.3 | 0.287 | ||
| Melting Range | °F | 2475 – 2525 | |
| °C | 1357 – 1385 | ||
| Condition & Size | Tensile Strength | Yield Strength (0.2% Offset) | Elongation | Reduction of Area | Hardness |
|---|---|---|---|---|---|
| MPa, min | MPa, min | %, min | %, min | Rockwell, max | |
| Hot worked, as-hot-worked | 550 | 240 | 25 | … | … |
| Cold-worked and hot-worked, annealed | 515 | 205 | 30 | … | … |
Incoloy Square Bars find extensive use in industries that require reliable performance in corrosive and high-temperature settings. In the chemical and petrochemical fields, they are crucial for equipment such as heat exchangers, pressure vessels, and acid handling systems. Power plants rely on them for superheaters and reheat tubes, thanks to their creep resistance and strength. In marine engineering, these bars ensure durability in structures exposed to seawater. Additionally, the aerospace and nuclear industries utilize them for critical structural components, where performance and reliability are paramount.






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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