Incoloy 800HT Welded Tube N08810
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Incoloy 800H is a high-temperature alloy that offers excellent resistance to oxidation, carburization, and sulfidation at elevated temperatures. One of the main applications of this alloy is in the production of Incoloy 800H Welded Tubes, which are widely used in various industries, such as chemical processing, power generation, and oil and gas refining.
Alloy 800H Tubes Chemical Composition
| Element | Alloy 800 | Alloy 800H | Alloy 800HT |
| C | 0.10 max | 0.05 – 0.10 | 0.06 – 0.10 |
| Mn | 1.50 max | 1.50 max | 1.50 max |
| Si | 1.00 max | 1.00 max | 1.00 max |
| S | 0.015 max | 0.015 max | 0.015 max |
| Cu | 0.75 max | 0.75 max | 0.75 max |
| Fe | 39.50 min | 39.50 min | 39.50 min |
| Ni | 30.00 – 35.00 | 30.00 – 35.00 | 30.00 – 35.00 |
| Cr | 19.00 – 23.00 | 19.00 – 23.00 | 19.00 – 23.00 |
Incoloy Alloy 800H Tubes Mechanical & Physical Properties
| Element | Incoloy Alloy 800H |
| Density | 7.94 g/cm3 |
| Melting Point | 1385 °C (2525 °F) |
| Tensile Strength | Psi – 75,000 , MPa – 520 |
| Yield Strength (0.2%Offset) | Psi – 30,000 , MPa – 205 |
| Elongation | 30 % |

Features of Incoloy 800H Welded Tubes
Incoloy 800H welded tubes have several features that make them ideal for use in high-temperature applications. The main features include outstanding resistance to stress-corrosion cracking, excellent creep and rupture strength at high temperatures, good resistance to thermal fatigue and excellent resistance to oxidation, carburization, and sulfidation. The alloy has a high level of nickel and chromium, which adds to its corrosion resistance and strength.
Benefits of Incoloy 800H Welded Pipes
The benefits of Incoloy 800H Welded Tubes include a high level of resistance to oxidation, resistance to carburization and excellent strength even at high temperatures, making it ideal for use in severe environments. The welded tubes are available in a range of sizes and specifications, making them highly suitable for various industrial applications. In addition, the tubes are easy to fabricate and can be welded using various techniques such as TIG, MIG, and manual arc welding, making them highly versatile.
Applications of Alloy 800H Welded Tubes
Incoloy 800H welded tubes are highly versatile and can be used in various applications in different industries. Some of the notable applications include chemical processing, power generation, and oil and gas refining. In the chemical processing industry, the welded tubes are used in the production of heat exchangers, reaction vessels, and furnace components, while in power generation, they are used in boiler tubes for steam turbines. In the oil and gas industry, Incoloy 800H welded tubes are used in heat exchangers, offshore and onshore platforms, and processing plants.
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