Beusse Wolter Sanks & Maire
Coating, coating layer system, coated superalloy component
Coatings as may be used in a gas turbine are provided. A nickel based coating may include 15 to 40 wt % cobalt, 10 to 25 wt % chromium, 5 to 15 wt % aluminum, 0.05 to 1 wt % yttrium and/or at least one of elements from lanthanum series, 0.05 to 8 wt % ruthenium or iron, 0 to 1 wt % iridium, 0.05 to 5 wt % molybdenum, 0 to 3 wt % silicon, 0 to 5 wt % tantalum, 0 to 2 wt % hafnium, unavoidable impurities, and a balance of nickel. A cobalt based coating may include 15 to 40 wt % nickel, 15 to 28 wt % chromium, 5 to 15 wt % aluminum, 0.05 to 1 wt % yttrium and/or at least one of elements from lanthanum series, 0.05 to 5 wt % ruthenium and/or molybdenum, 0 to 2 wt % iridium, 0 to 3 wt % silicon, 0 to 5 wt % tantalum, hafnium, unavoidable impurities, and a balance of cobalt.
SIEMENS AKTIENGESELLSCHAFT
C Y C C Y C C C Y C C B C Y C F Y Y F Y C Y Y C Y Y Y Y
C22C Y10T C23C C23C Y10T C23C C23C C22C Y10T C22C C23C B32B C22C Y10T C23C F01D Y10T Y10T F01D Y10T C22C Y10T Y10T C22C Y10T Y10T Y02T Y10T
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Xin-Hai
Li