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UNS N08800HT Pipe Tube Incoloy 800 HT Alloy ,Iron Nickel Chromium Alloy
Incoloy 800 HT Alloy with High temperature strength and creep rupture strength
Incoloy 800H, and 800HT are nickel-iron-chromium alloys with good strength and excellent resistance to oxidation and carburization in high-temperature exposure.
The nickel alloy is dual certified (800H/HT) and combines the properties of both forms. Incoloy 800H/HT alloy was intended for high temperature structural applications. The nickel content makes the alloys highly resistant to both chloride stress-corrosion cracking and to embrittlement from precipitation of sigma phase. The general corrosion resistance is excellent. In the solution annealed condition, alloys 800H and 800HT have superior creep and stress rupture properties. Today, most suppliers, including A-ONE ALLOY, only carry the dual certified 800H/HT alloy.
Chemical composition
Element | Ni | Cr | Fe | Mn | C | Cu | Si | S | Al | Ti |
Weight(%) | 30.0~35.0 | 19.0~23.0 | 39.5 min | 1.5 max | 0.06~0.10 | 0.75 max | 1.0 max | 0.015 max | 0.15 max | 0.60 max |
Advantages
Applications