KR890000674A - 손상저항용 적층금속 구조 및 그의 제조방법 - Google Patents

손상저항용 적층금속 구조 및 그의 제조방법 Download PDF

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Publication number
KR890000674A
KR890000674A KR1019880007512A KR880007512A KR890000674A KR 890000674 A KR890000674 A KR 890000674A KR 1019880007512 A KR1019880007512 A KR 1019880007512A KR 880007512 A KR880007512 A KR 880007512A KR 890000674 A KR890000674 A KR 890000674A
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South Korea
Prior art keywords
layer
metal structure
laminated
butterling
damage resistance
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KR1019880007512A
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English (en)
Inventor
아이크발 큐레시 자베이드
어얼 앤더슨 미카엘
헨리 카우프만 로랜드
레스터 스파아 윌리엄
Original Assignee
제트.엘.데어머
웨스팅하우스 일렉트릭 코오포레이숀
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Publication of KR890000674A publication Critical patent/KR890000674A/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/001—Interlayers, transition pieces for metallurgical bonding of workpieces
    • B23K35/004—Interlayers, transition pieces for metallurgical bonding of workpieces at least one of the workpieces being of a metal of the iron group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/3046—Co as the principal constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
    • B32B15/015—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium the said other metal being copper or nickel or an alloy thereof
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9335—Product by special process
    • Y10S428/939—Molten or fused coating
    • 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
    • Y10T29/49316—Impeller making
    • 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
    • Y10T29/49316—Impeller making
    • Y10T29/49318—Repairing or disassembling
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12861—Group VIII or IB metal-base component
    • Y10T428/12931—Co-, Fe-, or Ni-base components, alternative to each other
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12861—Group VIII or IB metal-base component
    • Y10T428/12937—Co- or Ni-base component next to Fe-base component

Abstract

내용 없음

Description

손상저항용 적층금속 구조 및 그의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 적층금속구조의 사시도.

Claims (20)

  1. 높아진 온도에서 손상에 저항하기 위한 적층금속구조에 있어서, (a) 스텐레스강으로 구성되는 기질금속, (b) 니켈, 니켈 기질 합금, 또는 그둘의 혼합물로 구성되는 버터링층, (c) 상기 버터링층에 적층된 경화-표면층으로 구성되고, 상기 버터링층은 상기 기질금속에 결합되고, 상기 버터링층과 경화표면층사이의 상기 조합은 높아진 온도에서 상기 기질금속이 손상으로부터 보호되도록 대략 연속적인 코팅을 형성하는 것을 특징으로 하는 손상저항용 적층금속구조.
  2. 제1항에 있어서, 상기 기질금속은 8-16중량％Cr을 포함하는 것을 특징으로 하는 손상저항용 적층금속구조.
  3. 제2항에 있어서, 상기 기질금속은 12중량％Cr으로 구성되는 것을 특징으로 하는 손상저항용 적층금속구조.
  4. 제1, 2항 또는 제 3항에 있어서, 상기 버터링층은 Cr을 포함하는 것을 특징으로 하는 손상저항용 적층금속구조.
  5. 제4항에 있어서, 상기 버터링층은 적어도 12중량％Cr을 포함하는 것을 특징으로 하는 손상저항용 적층금속구조.
  6. 제1항 내지 제5항중 어느 한 항에 있어서, 상기 경화표면층은 코발트로 구성되는 것을 특징으로 하는 손상저항용 적층금속구조.
  7. 제6항에 있어서, 상기 경화표면층은 약 0.02중량％C, 2.6중량％Si, 8.5중량％Cr, 28.5중량％Mo, 3.0중량％Ni 및 Fe, 잔부량은 Co로 구성되는 것을 특징으로 하는 손상저항용 적층금속구조.
  8. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 버터링층과 경화표면층은 용접으로 접합되는 것을 특징으로 하는 손상저항용 적층금속구조.
  9. 제1항 내지 제8항중 어느 한 항에 있어서, 상기 버터링층은 0.25-5mm의 두께를 갖는 것을 특징으로 하는 손상저항용 적층금속구조.
  10. 제1항 내지 제9항중 어느 한 항에 있어서, 상기 경화표면층은 1.27-6.35mm의 두께를 갖는 것을 특징으로 하는 손상저항용 적층금속구조.
  11. 제1항 내지 제10항중 어느 한 항에 따른 적층금속구조를 제조하기 위한 방법에 있어서, 상기 버터링층과 경화표면층의 실시에 의해 생긴 적어도 응력부위를 완화시키도록 충분한 시간동안 기질금속과 그 금속의 대략 연속적인 코팅물을 가열하는 것을 특징으로 하는 적층구조 제조방법.
  12. 제11항에 있어서, 상기 가열은 539℃-627℃로 전도되는 것을 특징으로 하는 적층구조 제조방법.
  13. 제12항에 있어서, 상기 가열 지속시간은 1-3시간인 것을 특징으로 하는 적층구조 제조방법.
  14. 제11, 12, 또는 제13항에 있어서, 상기 적층금속구조는, 가열후에 시간당 38℃이하의 속도로 냉각되는 것을 특징으로 하는 적층구조 제조방법.
  15. 제14항에 있어서, 상기 냉각은 약 149℃의 균일한 온도에 이를때까지 계속되는 것을 특징으로 하는 적층구조 제조방법.
  16. 제14항 또는 제15항에 있어서, 상기 냉각은 절연분위기에서 효과적인 것을 특징으로 하는 적층구조 제조방법.
  17. 제11항 내지 제16항중 어느 한 항에 있어서, 상기 버터링층에 경화표면층을 용접하기 전에, 기질금속 및 그 버터링층은 232-482℃로 예열되는 것을 특징으로 하는 적층구조 제조방법.
  18. 제17항에 있어서, 상기 예열은 400℃로 전도되는 것을 특징으로 하는 적층구조 제조방법.
  19. 제17항 또는 제18항에 있어서, 상기 기질금속과 버터링층은 경화표면층을 용접하는 중에 적어도 232-482℃의 상호 통과 온도로 유지되는 것을 특징으로 하는 적층구조 제조방법.
  20. 제19항에 있어서, 상기 기질금속과 버터링층은 약 400℃의 상호통과 온도로 유지되는 것을 특징으로 하는 적층구조 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880007512A 1987-06-22 1988-06-22 손상저항용 적층금속 구조 및 그의 제조방법 KR890000674A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US064,721 1987-06-22
US07/064,721 US4814236A (en) 1987-06-22 1987-06-22 Hardsurfaced power-generating turbine components and method of hardsurfacing metal substrates using a buttering layer

Publications (1)

Publication Number Publication Date
KR890000674A true KR890000674A (ko) 1989-03-16

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KR1019880007512A KR890000674A (ko) 1987-06-22 1988-06-22 손상저항용 적층금속 구조 및 그의 제조방법

Country Status (8)

Country Link
US (1) US4814236A (ko)
EP (1) EP0296861B1 (ko)
JP (1) JPS6422470A (ko)
KR (1) KR890000674A (ko)
CN (1) CN1021308C (ko)
CA (1) CA1295096C (ko)
ES (1) ES2040858T3 (ko)
YU (1) YU112888A (ko)

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Also Published As

Publication number Publication date
US4814236A (en) 1989-03-21
ES2040858T3 (es) 1993-11-01
YU112888A (en) 1990-04-30
CN1031201A (zh) 1989-02-22
JPS6422470A (en) 1989-01-25
CA1295096C (en) 1992-02-04
EP0296861A1 (en) 1988-12-28
CN1021308C (zh) 1993-06-23
EP0296861B1 (en) 1993-03-31

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