RU96121929A - METHOD FOR PRODUCING HEAT-RESISTANT SAMPLE OF MATERIAL FROM IRON-NICKEL SUPER ALLOY - Google Patents

METHOD FOR PRODUCING HEAT-RESISTANT SAMPLE OF MATERIAL FROM IRON-NICKEL SUPER ALLOY

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Publication number
RU96121929A
RU96121929A RU96121929/02A RU96121929A RU96121929A RU 96121929 A RU96121929 A RU 96121929A RU 96121929/02 A RU96121929/02 A RU 96121929/02A RU 96121929 A RU96121929 A RU 96121929A RU 96121929 A RU96121929 A RU 96121929A
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RU
Russia
Prior art keywords
stage
hours
heat
carried out
maximum
Prior art date
Application number
RU96121929/02A
Other languages
Russian (ru)
Other versions
RU2191215C2 (en
Inventor
Назми Мохамед
Штаубли Маркус
Original Assignee
Асеа Браун Бовери АГ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19542919A external-priority patent/DE19542919A1/en
Application filed by Асеа Браун Бовери АГ filed Critical Асеа Браун Бовери АГ
Publication of RU96121929A publication Critical patent/RU96121929A/en
Application granted granted Critical
Publication of RU2191215C2 publication Critical patent/RU2191215C2/en

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Claims (9)

1. Способ получения жаропрочного образца материала диффузионным отжигом и последующим термическим упрочнением в печи жароупрочненного исходного образца из железоникелевого суперсплава типа 1N 706, отличающийся тем, что подвергнутый диффузионному отжигу исходный образец со скоростью охлаждения от 0,5 до 20oC/мин, доводят до предусмотренной при термическом упрочнении температуры.1. A method of obtaining a heat-resistant sample of material by diffusion annealing and subsequent thermal hardening in a furnace of a heat-strengthened initial sample of iron-nickel superalloy type 1N 706, characterized in that the diffused annealed initial sample with a cooling rate of from 0.5 to 20 o C / min, brought to provided during thermal hardening of temperature. 2. Способ по п. 1, отличающийся тем, что скорость охлаждения составляет от 1 до 5oC/мин.2. The method according to p. 1, characterized in that the cooling rate is from 1 to 5 o C / min 3. Способ по п. 1 или 2, отличающийся тем, что диффузионный отжиг осуществляют в течение максимально 15 ч при температурах от 900 до 1000oC.3. The method according to p. 1 or 2, characterized in that the diffusion annealing is carried out for a maximum of 15 hours at temperatures from 900 to 1000 o C. 4. Способ по пп. 1-3, отличающийся тем, что термическое упрочнение осуществляют в несколько стадий в течение минимально 10 ч и максимально 70 ч. 4. The method according to PP. 1-3, characterized in that the thermal hardening is carried out in several stages for a minimum of 10 hours and a maximum of 70 hours 5. Способ по п. 4, отличающийся тем, что при термическом упрочнении подвергнутый диффузионному отжигу исходный образец подвергают термообработке в первой стадии при температурах между 700 и 760oC и во второй стадии при температурах между 600 и 650oC.5. The method according to p. 4, characterized in that the heat-treated hardened diffusion annealed initial sample is subjected to heat treatment in the first stage at temperatures between 700 and 760 o C and in the second stage at temperatures between 600 and 650 o C. 6. Способ по п. 5, отличающийся тем, что первую стадию термического упрочнения осуществляют в течение минимально 10 ч и максимально 50 ч. 6. The method according to p. 5, characterized in that the first stage of thermal hardening is carried out for a minimum of 10 hours and a maximum of 50 hours 7. Способ по п. 5 или 6, отличающийся тем, что вторую стадию термического упрочнения осуществляют в течение минимально 5 ч и максимально 20 ч. 7. The method according to p. 5 or 6, characterized in that the second stage of thermal hardening is carried out for a minimum of 5 hours and a maximum of 20 hours 8. Способ по одному из пп. 4-7, отличающийся тем, что переход от первой стадии ко второй стадии осуществляют охлаждением в печи. 8. The method according to one of paragraphs. 4-7, characterized in that the transition from the first stage to the second stage is carried out by cooling in an oven. 9. Способ по одному из пп. 4-8, отличающийся тем, что перед первой стадией термического упрочнения проводят другую стадию термообработки, при которой подвергнутый диффузионному отжигу исходный образец выдерживают при температуре от 800 до 850oC.9. The method according to one of paragraphs. 4-8, characterized in that before the first stage of heat hardening carry out another stage of heat treatment, in which subjected to diffusion annealing of the original sample is maintained at a temperature of from 800 to 850 o C.
RU96121929/02A 1995-11-17 1996-11-14 Method of obtaining article from high-temperature stable material RU2191215C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19542919.2 1995-11-17
DE19542919A DE19542919A1 (en) 1995-11-17 1995-11-17 Process for the production of a high temperature resistant material body made of an iron-nickel superalloy of type IN 706

Publications (2)

Publication Number Publication Date
RU96121929A true RU96121929A (en) 1999-02-10
RU2191215C2 RU2191215C2 (en) 2002-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU96121929/02A RU2191215C2 (en) 1995-11-17 1996-11-14 Method of obtaining article from high-temperature stable material

Country Status (8)

Country Link
US (1) US5846353A (en)
EP (1) EP0774530B1 (en)
JP (1) JPH09170016A (en)
KR (1) KR970027350A (en)
CN (1) CN1094994C (en)
CA (1) CA2184850C (en)
DE (2) DE19542919A1 (en)
RU (1) RU2191215C2 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19645186A1 (en) * 1996-11-02 1998-05-07 Asea Brown Boveri Heat treatment process for material bodies made of a highly heat-resistant iron-nickel superalloy as well as heat-treated material bodies
KR100250810B1 (en) * 1997-09-05 2000-04-01 이종훈 Annealing process of ni-base alloy for corrosion resistance improvement
KR100757258B1 (en) * 2006-10-31 2007-09-10 한국전력공사 Method of one-step for hot isotatic pressing and heat treating of ni-based superalloy componnents for gas turbine in a hot isotatic press
US8663404B2 (en) * 2007-01-08 2014-03-04 General Electric Company Heat treatment method and components treated according to the method
US8668790B2 (en) * 2007-01-08 2014-03-11 General Electric Company Heat treatment method and components treated according to the method
KR101007582B1 (en) * 2008-06-16 2011-01-12 한국기계연구원 Method of heat treatment of Ni based superalloy for wave type grain-boundary and Ni based superalloy the same
US8313593B2 (en) * 2009-09-15 2012-11-20 General Electric Company Method of heat treating a Ni-based superalloy article and article made thereby
US20180057920A1 (en) * 2016-08-31 2018-03-01 General Electric Company Grain refinement in in706 using laves phase precipitation
JP7009928B2 (en) * 2017-11-01 2022-02-10 大同特殊鋼株式会社 Fe—Ni based alloy
CN111876651B (en) * 2019-08-28 2022-05-24 北京钢研高纳科技股份有限公司 Large-size high-niobium high-temperature 706 alloy ingot and smelting process thereof
CN111876649B (en) * 2019-08-28 2022-05-24 北京钢研高纳科技股份有限公司 Smelting process of high-niobium high-temperature alloy large-size ingot and high-niobium high-temperature alloy large-size ingot
EP4023779A4 (en) 2019-08-28 2023-09-20 Gaona Aero Material Co., Ltd. Smelting process for high-niobium high-temperature alloy large-size cast ingot, and high-niobium high-temperature alloy large-size cast ingot
CN114574793B (en) * 2022-01-25 2023-03-14 东北大学 Heat treatment process for improving performance of GH4706 alloy

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
US4445943A (en) * 1981-09-17 1984-05-01 Huntington Alloys, Inc. Heat treatments of low expansion alloys
US4481043A (en) * 1982-12-07 1984-11-06 The United States Of America As Represented By The United States Department Of Energy Heat treatment of NiCrFe alloy to optimize resistance to intergrannular stress corrosion
US5047093A (en) * 1989-06-09 1991-09-10 The Babcock & Wilcox Company Heat treatment of Alloy 718 for improved stress corrosion cracking resistance
JPH04210457A (en) * 1990-12-11 1992-07-31 Japan Steel Works Ltd:The Manufacture of fe-ni base precipitation hardened superalloy
JPH05295497A (en) * 1992-04-17 1993-11-09 Japan Steel Works Ltd:The Manufacture of precipitation hardening super heat-resistant alloy
JPH06240427A (en) * 1993-02-16 1994-08-30 Japan Steel Works Ltd:The Production of precipitation hardening superalloy
JPH06330161A (en) * 1993-05-26 1994-11-29 Japan Steel Works Ltd:The Manufacture of precipitation hardening type fe-ni group heat resisting alloy
US5415712A (en) * 1993-12-03 1995-05-16 General Electric Company Method of forging in 706 components

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