GB1487598A - Control of alloy in columnar grain castings - Google Patents

Control of alloy in columnar grain castings

Info

Publication number
GB1487598A
GB1487598A GB46069/74A GB4606974A GB1487598A GB 1487598 A GB1487598 A GB 1487598A GB 46069/74 A GB46069/74 A GB 46069/74A GB 4606974 A GB4606974 A GB 4606974A GB 1487598 A GB1487598 A GB 1487598A
Authority
GB
United Kingdom
Prior art keywords
alloy
control
columnar grain
grain castings
castings
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB46069/74A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Technologies Corp
Original Assignee
United Aircraft Corp
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
Application filed by United Aircraft Corp filed Critical United Aircraft Corp
Publication of GB1487598A publication Critical patent/GB1487598A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
    • B22D27/045—Directionally solidified castings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

1487598 Ni based alloy UNITED AIRCRAFT CORP 24 Oct 1974 [26 Oct 1973] 46069/74 Heading C7A [Also in Division B3] A columnar grained turbine blade is cast using an alloy having the composition 0À14%C, 9À0%Cr, 10À0%Co, 5À0%Al, 2À0%Ti, 12À5%W, 1À0%Nb, 0À015%B, 0À05%Zr, 2À5%Hf, balance Ni.
GB46069/74A 1973-10-26 1974-10-24 Control of alloy in columnar grain castings Expired GB1487598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US410146A US3908733A (en) 1973-10-26 1973-10-26 Method and apparatus for control of alloy in columnar grain castings

Publications (1)

Publication Number Publication Date
GB1487598A true GB1487598A (en) 1977-10-05

Family

ID=23623421

Family Applications (1)

Application Number Title Priority Date Filing Date
GB46069/74A Expired GB1487598A (en) 1973-10-26 1974-10-24 Control of alloy in columnar grain castings

Country Status (11)

Country Link
US (1) US3908733A (en)
JP (1) JPS5074521A (en)
CA (1) CA1035538A (en)
CH (1) CH600973A5 (en)
DE (1) DE2450602C2 (en)
FR (1) FR2248897B1 (en)
GB (1) GB1487598A (en)
IL (1) IL45917A (en)
IT (1) IT1025186B (en)
NL (1) NL174330C (en)
SE (1) SE410411B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965963A (en) * 1973-11-16 1976-06-29 United Technologies Corporation Mold and process for casting high temperature alloys
US4475582A (en) * 1982-01-27 1984-10-09 United Technologies Corporation Casting a metal single crystal article using a seed crystal and a helix
JPH0639885B2 (en) * 1988-03-14 1994-05-25 株式会社日立製作所 Gas turbine shroud and gas turbine
US20080099177A1 (en) * 2006-10-31 2008-05-01 General Electric Company Investment casting process and apparatus to facilitate superior grain structure in a DS turbine bucket with shroud
US8641381B2 (en) 2010-04-14 2014-02-04 General Electric Company System and method for reducing grain boundaries in shrouded airfoils
FR2978927B1 (en) 2011-08-09 2013-09-27 Snecma FOUNDRY PROCESS OF SINGLE CRYSTALLINE METAL PARTS
PL216825B1 (en) * 2011-08-19 2014-05-30 Inst Odlewnictwa Method for producing the precision castings
CN102756117B (en) * 2012-08-07 2016-01-27 无锡蠡湖叶轮制造有限公司 Aluminium alloy non-scale apparatus for pouring
CN103143678B (en) * 2013-04-01 2015-02-18 东方电气集团东方汽轮机有限公司 Formwork for optimizing directional columnar crystal structure of high-temperature alloy blade
EP3511522A1 (en) 2018-01-11 2019-07-17 Siemens Aktiengesellschaft Gas turbine blade and method for producing such blade

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL136758C (en) * 1963-10-21 1900-01-01
US3494709A (en) * 1965-05-27 1970-02-10 United Aircraft Corp Single crystal metallic part
US3538981A (en) * 1968-08-05 1970-11-10 United Aircraft Corp Apparatus for casting directionally solidified articles
US3633648A (en) * 1970-04-24 1972-01-11 United Aircraft Corp Method of casting in investment molds having a radiation shield
US3711337A (en) * 1970-12-16 1973-01-16 United Aircraft Corp Columnar-grained nickel-base superalloy castings
US3810504A (en) * 1971-03-26 1974-05-14 Trw Inc Method for directional solidification
US3802482A (en) * 1972-03-09 1974-04-09 United Aircraft Corp Process for making directionally solidified castings

Also Published As

Publication number Publication date
DE2450602A1 (en) 1975-04-30
CA1035538A (en) 1978-08-01
IT1025186B (en) 1978-08-10
SE7413149L (en) 1975-04-28
NL7413682A (en) 1975-04-29
JPS5074521A (en) 1975-06-19
FR2248897A1 (en) 1975-05-23
FR2248897B1 (en) 1980-05-30
DE2450602C2 (en) 1982-12-30
CH600973A5 (en) 1978-06-30
IL45917A (en) 1977-07-31
SE410411B (en) 1979-10-15
AU7438374A (en) 1976-04-29
IL45917A0 (en) 1975-05-22
NL174330C (en) 1984-06-01
NL174330B (en) 1984-01-02
US3908733A (en) 1975-09-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921024