Inconel Alloy 740H Seamless Pipe
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
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Gnee Super Alloy (Tianjin) Co., Ltd. is one of the most professional manufacturers and suppliers of inconel alloy 740h seamless pipe in China. If you're going to wholesale high quality inconel alloy 740h seamless pipe made in China, welcome to get free sample from our factory. Good service and reasonable price are available.
A nickel-chromium-cobalt superalloy age hardened by the precipitation of a gamma prime second phase. Alloy 740H exhibits excellent high temperature strength in the age-hardened condition up to 1500°F (815°C). With its high contents of chromium and cobalt, alloy 740H offers excellent resistance to oxidation, carburization and sulfidation at elevated temperatures. Alloy 740H is targeted for use as advanced power production boiler tubes.
Physical Properties
| Density | g/cm3 | 8.05 | |
|---|---|---|---|
| lb/in.3 | 0.291 | ||
| Melting Range | °F | 2350 - 2484 | |
| °C | 1288 - 1362 | ||
Chemical composition of Inconel 740H superalloy, in wt.% (according to the material certificate provided by the manufacturer).
| Cr | Co | Mo | Ti | Al | Fe | Mn | Nb | C | Si | B | Ni |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 24.50 | 20.20 | 0.12 | 1.32 | 1.36 | 2.10 | 0.50 | 1.05 | 0.03 | 0.16 | 0.001 | Bal. |



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