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US 2020/0048739 A1Published application
Nickel alloy
OwnerTom SELLERS, John SCHOFIELD +1inventors
InventorsTom SELLERS, John SCHOFIELD, Richard GEORGE
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Abstract
The present invention relates to nickel alloys suitable for use in high temperature environments. For example, the nickel alloys of the present invention can be used in temperatures above 800° C. The nickel alloys may be used in the automotive industry, e.g. in turbocharge turbine wheels.
Claims18
A nickel alloy comprising or consisting of:
- from 0.01 to 0.3 wt % carbon,
- from 7.0 to 15.0 wt % chromium
- from 0 to 12.0 wt % cobalt,
- from 3.0 to 7.0 wt % molybdenum,
- from 0.1 to 9.5 wt % tungsten,
- from 1.0 to 3.0 wt % niobium,
- from 0 to 2.0 wt % tantalum,
- from 0.5 to 2.0 wt % titanium,
- from 3.5 to 7.0 wt % aluminium,
- from 0 to 3.0 wt % boron,
- from 0.01 to 0.1 wt % zirconium;
- and
- either from 0.1 to 1.0 wt % hafnium or from 0.1 to 1.0 wt % vanadium, with the balance of the composition being nickel and incidental impurities.
10 more elements
Dependencies are inferred from the claim text.