The alloy includes about 0.08-0.11% carbon, 41-45% nickel, 23-26% chromium, 0.6-0.95% manganese, 1-1.7% silicon, 0.2-0.6% titanium, 0.25-0.55% aluminum, 1.3-1.7% molybdenum, 0.25-0.6% niobium, 0.15-0.45% tantalum, 0-0.2% tungsten, 0.001-0.005% boron, 0.01-0.03% zirconium, and the balance iron with t
The alloy includes about 0.08-0.11% carbon, 41-45% nickel, 23-26% chromium, 0.6-0.95% manganese, 1-1.7% silicon, 0.2-0.6% titanium, 0.25-0.55% aluminum, 1.3-1.7% molybdenum, 0.25-0.6% niobium, 0.15-0.45% tantalum, 0-0.2% tungsten, 0.001-0.005% boron, 0.01-0.03% zirconium, and the balance iron with trace commercial impurities.
대표청구항▼
[ The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follow:] [1.] A service strengthened cold workable nickel-base alloy wherein strengthening occurs in excess of at least about 900.degree. C. in a carbon containing environment, the alloy consisti
[ The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follow:] [1.] A service strengthened cold workable nickel-base alloy wherein strengthening occurs in excess of at least about 900.degree. C. in a carbon containing environment, the alloy consisting essentially of about 0.08-0.11% carbon, 41-45% nickel, 23-26% chromium, 0.6-0.9% manganese, 1-1.7% silicon, 0.2-0.6% titanium, 0.25-0.55% aluminum, 1.3-1.7% molybdenum, 0.25-0.6% niobium, 0.15-0.45% tantalum, 0-0.2% tungsten, 0.001-0.005% boron, 0.01-0.03% zirconium strengthening phases consisting essentially of at least one phase selected from the group consisting of M.sub.6 C, M.sub.7 C.sub.3 and MC carbides, and balance iron with trace commercial impurities. [8.] A method for strengthening a nickel-base alloy by the formation of strengthening phases consisting essentially of at least one phase selected from the group consisting of M.sub.6 C, M.sub.7 C.sub.3 and MC carbides therein, the process comprising:a) providing an alloy including about, 0.08-0.11% carbon, 41-45% nickel, 23-26% chromium, 0.6-0.9% manganene, 1-1.7% silicon, 0.2-0.6% titanium, 0.25-0.55% aluminum, 1.3-1.7% molybdenum, 0.25-0.6% niobium, 0.15-0.45% tantalum, 0-0.2% tungsten, 0.001-0.005% boron, 0.01-0.03% zirconium, and the balance essentially iron with trace commercial impurities; andb) exposing the alloy to a carbon containing environmentc) at a temperature of at least about 900.degree. C. to encourage strengthening.[ grain size is about 2.]
Bedard, Robert L.; Naunheimer, Christopher; Towler, Gavin P.; Leonard, Laura E.; Dudebout, Rodolphe; Woodcock, Gregory O.; Mittendorf, Donald L., Methane conversion apparatus and process using a supersonic flow reactor.
Bedard, Robert L.; Naunheimer, Christopher; Towler, Gavin P.; Leonard, Laura E.; Dudebout, Rodolphe; Woodcock, Gregory O.; Mittendorf, Donald L.; Sattar, Aziz; Gatto, Christopher D.; Murray, Robert S., Methane conversion apparatus and process using a supersonic flow reactor.
Bedard, Robert L.; Naunheimer, Christopher; Towler, Gavin P.; Leonard, Laura E.; Woodcock, Gregory O.; Mittendorf, Donald L., Methane conversion apparatus and process using a supersonic flow reactor.
Bedard, Robert L.; Naunheimer, Christopher; Towler, Gavin P.; Leonard, Laura E.; Woodcock, Gregory O.; Mittendorf, Donald L.; Sattar, Aziz; Gatto, Christopher D.; Murray, Robert S., Methane conversion apparatus and process using a supersonic flow reactor.
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