US 2026/0286487 A1Published application

Alloy compositions and articles formed of such compositions

AssigneeGE Infrastructure Technology LLC

InventorTheodore Francis Majka

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Abstract

Described herein are compositions, and more particularly to alloy compositions and articles formed with the alloy compositions. The alloy compositions are broadly applicable in applications requiring alloys with at least one of improved hardness stability, improved Charpy performance, and improved creep strength at higher operating temperatures.

Claims20

Dependent claims

A composition comprising:

from about 0.20 wt % to about 0.28 wt % carbon;
from about 0.3 wt % to about 0.6 wt % manganese;
from about 0.05 wt % to about 0.20 wt % silicon;
from about 10.0 wt % to about 11.0 wt % chromium;
from about 0.3 wt % to about 0.7 wt % nickel;
from about 1.35 wt % to about 1.65 wt % molybdenum;
from about 1.3 wt % to about 1.6 wt % tungsten;
from about 0.85 wt % to about 1.15 wt % cobalt;
from about 0.85 wt % to about 1.15 wt % copper;
from about 0.25 wt % to about 0.35 wt % niobium;
from about 0.05 wt % to about 0.10 wt % nitrogen;
from about 0.03 wt % to about 0.07 wt % tantalum;
from about 0.20 wt % to about 0.30 wt % vanadium;
and
iron.

12 more elements

Dependencies are inferred from the claim text.

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