Patent
Precipitation strengthened alloys
Reads0
Chats0
TLDR
A precipitation strengthened alloy with Tantalum 5-20 Tungsten 2 Chromium up to 30 Iron 0-10 Carbon 0-0.3 Nickel 0-30 Silicon 0-1 Yttrium 0- 0.2 Lanthanum 0-2 Cobalt + incidental impurities balance is provided in this article.Abstract:
A precipitation strengthened alloy is provided having the composition: Tantalum 5-20 Tungsten 2 Chromium up to 30 Iron0-10 Carbon 0-0.3 Nickel 0-30 Silicon 0-1 Yttrium 0-0.2 Lanthanum0-0.2 Manganese 0-2 Cobalt + incidental impurities balance WHEREIN THE RATIO OF TANTALUM TO TUNGSTEN IS BETWEEN ABOUT 1 1/2 TO 2 1/2 AND THE MOLYBDENUM IS LESS THAN 1 PERCENT.read more
Citations
More filters
Patent
Heat treatment and repair of cobalt-base superalloy articles
TL;DR: In this article, an improved method is described for repairing Co-base superalloy gas turbine engine components by applying a mixture of base alloy powder and base Alloy powder with a melting point depressant to the surface of the component and heating at 2250-2300 °F to diffuse the melting point depressedant isothermally into the base alloy.
Patent
Alloys for high temperature applications
Srinivasan Shankar,Louis E Dardi +1 more
TL;DR: A nickel- or cobalt-based alloy of the type containing, by weight, 5 to 40% chromium, up to about 10% aluminum and up to 10% titanium, in combination, of elements from the group tantalum, tungsten, molybdenum, columbium, rhenium, or vanadium, is used as structural alloys for use in gas turbine rotor blades and stator vanes which require high temperature strength, high temperature ductility, oxidation and hot corrosion resistance.
Patent
Gas turbine combustor and gas turbine
TL;DR: In this article, a cylindrical gas turbine combustor, burning injected fuel and guiding the combustion gas to turbine nozzles, is characterized in terms of a transition piece exposed to combustion gas.
Patent
Cobalt-chromium dental alloys containing ruthenium and aluminum
TL;DR: A cobalt-chromium dental alloy for use in porcelain-fused-to-metal restorations consisting essentially of about: ______________________________________ Element Weight Percent______________________________________Cobalt 40-60Chromium 20-30Ruthenium 5-15Aluminum 1-4Yttrium 0-0.15Tungsten 0-15Molybdenum 0-6.5Niobium 0-3.0Zirconium 0 -0.25Manganese 0-1.5______________________________________ wherein the sum of the
Patent
Cobalt-chromium alloys
Arun Prasad,Grant P. Day +1 more
TL;DR: A cobalt-chromium alloy consisting essentially of: ______________________________________ Element Weight Percent______________________________________Cobalt 50-70Chromium 25-35Molybdenum 2-10Manganese 0-2Carbon 0-01 as mentioned in this paper.
References
More filters