JPS5877743A - ニオビウムを含有する合金鋼の造塊法 - Google Patents

ニオビウムを含有する合金鋼の造塊法

Info

Publication number
JPS5877743A
JPS5877743A JP56174635A JP17463581A JPS5877743A JP S5877743 A JPS5877743 A JP S5877743A JP 56174635 A JP56174635 A JP 56174635A JP 17463581 A JP17463581 A JP 17463581A JP S5877743 A JPS5877743 A JP S5877743A
Authority
JP
Japan
Prior art keywords
ingot
alloy steel
niobium
mold
steel containing
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.)
Pending
Application number
JP56174635A
Other languages
English (en)
Japanese (ja)
Inventor
Kimihiko Akahori
赤堀　公彦
Shigeo Maeno
前野　茂夫
Hideyo Kodama
英世 児玉
Tokio Morisada
森定　祝雄
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP56174635A priority Critical patent/JPS5877743A/ja
Priority to KR8204742A priority patent/KR890005095B1/ko
Priority to US06/437,537 priority patent/US4404041A/en
Priority to IN1284/CAL/82A priority patent/IN157157B/en
Priority to EP82305795A priority patent/EP0078694B1/en
Priority to DE8282305795T priority patent/DE3275389D1/de
Publication of JPS5877743A publication Critical patent/JPS5877743A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Forging (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
JP56174635A 1981-11-02 1981-11-02 ニオビウムを含有する合金鋼の造塊法 Pending JPS5877743A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP56174635A JPS5877743A (ja) 1981-11-02 1981-11-02 ニオビウムを含有する合金鋼の造塊法
KR8204742A KR890005095B1 (ko) 1981-11-02 1982-10-22 장척대형단조품의 제조법
US06/437,537 US4404041A (en) 1981-11-02 1982-10-29 Method of producing elongated large-size forged article
IN1284/CAL/82A IN157157B (enExample) 1981-11-02 1982-10-30
EP82305795A EP0078694B1 (en) 1981-11-02 1982-11-01 Method of producing elongate large-size forged article
DE8282305795T DE3275389D1 (en) 1981-11-02 1982-11-01 Method of producing elongate large-size forged article

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56174635A JPS5877743A (ja) 1981-11-02 1981-11-02 ニオビウムを含有する合金鋼の造塊法

Publications (1)

Publication Number Publication Date
JPS5877743A true JPS5877743A (ja) 1983-05-11

Family

ID=15982034

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56174635A Pending JPS5877743A (ja) 1981-11-02 1981-11-02 ニオビウムを含有する合金鋼の造塊法

Country Status (6)

Country Link
US (1) US4404041A (enExample)
EP (1) EP0078694B1 (enExample)
JP (1) JPS5877743A (enExample)
KR (1) KR890005095B1 (enExample)
DE (1) DE3275389D1 (enExample)
IN (1) IN157157B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3512777A1 (de) * 1985-04-10 1986-10-30 Berchem & Schaberg Gmbh, 4650 Gelsenkirchen Verwendung eines stahles mit zumindest 1% kohlenstoff und zumindest einem carbidbildenden legierungselement fuer baumaschinen-maschinenteile
EP0210122B1 (en) * 1985-07-09 1990-01-03 Mitsubishi Jukogyo Kabushiki Kaisha Steam turbine rotor for high temperature and method for manufacturing same
US4762577A (en) * 1987-01-30 1988-08-09 Westinghouse Electric Corp. 9 Chromium- 1 molybdenum steel alloy having superior high temperature properties and weldability, a method for preparing same and articles fabricated therefrom
JP3315800B2 (ja) 1994-02-22 2002-08-19 株式会社日立製作所 蒸気タービン発電プラント及び蒸気タービン
FI125577B (en) * 2006-06-22 2015-11-30 Wärtsilä Finland Oy A method for handling a crankshaft
WO2013041043A1 (zh) * 2011-09-22 2013-03-28 中国科学院金属研究所 一种高效率愈合钢锭或坯料内部孔洞型缺陷的锻造方法
CN114632901B (zh) * 2022-03-18 2024-05-17 西安聚能高温合金材料科技有限公司 一种超超临界火电机组用高温合金自由锻棒坯制备方法
CN116219130A (zh) * 2023-03-08 2023-06-06 武钢集团襄阳重型装备材料有限公司 一种控制锻材白点的生产方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1150401A (en) * 1915-05-05 1915-08-17 Benjamin Talbot Treating iron and steel ingots.
US1734930A (en) * 1927-12-22 1929-11-05 Gen Electric Temperature-stabilized shaft for turbines and method of making the same
US3151979A (en) * 1962-03-21 1964-10-06 United States Steel Corp High strength steel and method of treatment thereof
US3139337A (en) * 1962-05-31 1964-06-30 Gen Electric Alloys
US3311972A (en) * 1964-08-17 1967-04-04 Int Nickel Co Production of ingots for wrought metal products
AT304999B (de) * 1970-10-15 1973-02-12 Boehler & Co Ag Geb Verfahren zur Herstellung von geschmiedetem oder gewalztem Stabstahl aus ledeburitischen Werkzeugstählen
US4026727A (en) * 1975-11-04 1977-05-31 A. Finkl & Sons Company Fatigue resistant steel, machinery parts and method of manufacture thereof
DE2940473A1 (de) * 1978-04-07 1981-01-15 Nippon Steel Corp Verfahren und vorrichtung zur herstellung von metallprofilen
JPS54146211A (en) * 1978-05-09 1979-11-15 Toshiba Corp High and low pressure unified type turbine rotor
ES482396A1 (es) * 1978-08-04 1980-04-01 Creusot Loire Procedimiento de fabricacion de lingotes de forja
US4286986A (en) * 1979-08-01 1981-09-01 Allegheny Ludlum Steel Corporation Ferritic stainless steel and processing therefor
JPS5623367A (en) * 1979-08-01 1981-03-05 Hitachi Ltd Production of rotor shaft

Also Published As

Publication number Publication date
KR890005095B1 (ko) 1989-12-11
US4404041A (en) 1983-09-13
DE3275389D1 (en) 1987-03-12
EP0078694A2 (en) 1983-05-11
EP0078694B1 (en) 1987-02-04
KR840001862A (ko) 1984-06-07
EP0078694A3 (en) 1984-05-16
IN157157B (enExample) 1986-02-01

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