KR850007102A - Solid Particle Corrosion Resistance Product Using Titanium Carbide - Google Patents

Solid Particle Corrosion Resistance Product Using Titanium Carbide Download PDF

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Publication number
KR850007102A
KR850007102A KR1019850001529A KR850001529A KR850007102A KR 850007102 A KR850007102 A KR 850007102A KR 1019850001529 A KR1019850001529 A KR 1019850001529A KR 850001529 A KR850001529 A KR 850001529A KR 850007102 A KR850007102 A KR 850007102A
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South Korea
Prior art keywords
high chromium
article
white iron
iron matrix
chromium white
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KR1019850001529A
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Korean (ko)
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KR920007849B1 (en
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로버트 스프리그스 도날드
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아더 엠. 킹
제네랄 일렉트릭 캄파니
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Publication of KR850007102A publication Critical patent/KR850007102A/en
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Publication of KR920007849B1 publication Critical patent/KR920007849B1/en

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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Powder Metallurgy (AREA)
  • Chemical Vapour Deposition (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Abstract

내용 없음No content

Description

티타늄 카바이드를 이용한 고체입자 내식성 제품Solid Particle Corrosion Resistance Product Using Titanium Carbide

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 한가지 양태의 티타늄 카바이드 조성물의 단면을 100배로 확대한 현미경 사진이며, 제2도는 티타늄 카바이드 조성물의 단면을 400배로 확대한 현미경 사진이다.FIG. 1 is a micrograph at 100 times the cross section of a titanium carbide composition of one embodiment, and FIG. 2 is a microscope picture at a 400 times magnification of a cross section of a titanium carbide composition.

Claims (9)

증기 터빈 시스템을 통해 흐르는 오염된 증기에 의해 고체 입자 부식에 노출된 표면 인접대를 갖는 금속 기질; 및 고 크롬 백색 철 매트릭스 전반에 걸쳐 분산된 약 30내지 50중량%의 티타늄 카바이드 입자를 함유하고 거의 오스테니틱(anstenitic) 또는 마텐시틱(martensitic)결정을 나타내지 않는 거의 균일한 집합체인 티타늄 카바이드 피복물을 갖는, 금속 기질의 노출된 대로 이루어진, 증기 터빈 시스템중 고체 입자 내식성을 갖는 부품인 제품.A metal substrate having surface adjacencies exposed to solid particle corrosion by contaminated steam flowing through the steam turbine system; And a titanium carbide coating, which is a nearly uniform aggregate containing about 30 to 50% by weight titanium carbide particles dispersed throughout a high chromium white iron matrix and exhibiting almost no anstenitic or martensitic crystals. A product which is a component having solid particle corrosion resistance in a steam turbine system, made as exposed of a metal substrate, having. 제1항에 있어서, 피복물을 노출된 대에 두께 0.25인치 이상으로 피복시킨 제품.The article of claim 1, wherein the coating is coated on the exposed band with a thickness of at least 0.25 inches. 제1항 또는 2항에 있어서, 고 크롬 백색 철매트릭스가 Cr 약 15내지 30중량%, C 약 1.5내지 5중량% 및 나머지 성분으로서 주로 철을 함유하는 제품.The product of claim 1 or 2, wherein the high chromium white iron matrix contains about 15 to 30 weight percent Cr, about 1.5 to 5 weight percent C and mainly iron as the remaining components. 제3항에 있어서, 고 크롬 백색 철 매트릭스가 소량의 Mo 및 소량의 W 및 다른 미량 원소를 함유하는 제품.4. The article of claim 3 wherein the high chromium white iron matrix contains small amounts of Mo and small amounts of W and other trace elements. 제3항에 있어서, 고 크롬 백색 철 매트릭스가 야금학적 동일량의 고 크롬 함량 M7C3카바이드를 함유하는 제품.4. The article of claim 3 wherein the high chromium white iron matrix contains metallurgical equivalents of high chromium content M 7 C 3 carbide. 증기터빈 시스템을 통해 흐르는 오염된 증기에 의해 고체 입자 부식에 노출된 포면인접대(이것은 고크롬 백색철 매트릭스 전반에 걸쳐 분산된 티타늄 카바이드 입자 약 30내지 50중량%를 함유하며, 거의 오스테니틱 또는 마텐시틱 결정을 나타내지 않는 거의 균일한 집합체이다)를 갖는 금속 분말-결합체로 이루어진, 증기 터빈시스템 중 고체 입자 내식성을 갖는 부품인 제품.Surface abutments exposed to solid particle corrosion by contaminated vapors flowing through a steam turbine system (which contain about 30 to 50% by weight of titanium carbide particles dispersed throughout a high chromium white iron matrix and are almost austenitic or A product having solid particle corrosion resistance in a steam turbine system, consisting of a metal powder-bonded body having a substantially uniform aggregate that exhibits no martensitic crystals. 제6항에 있어서, 고 크롬 백색철 매트릭스가 Cr 약 15내지 30중량%, C 약 1.5내지 5중량%및 나머지 성분으로서 주로 철을 함유하는 제품.7. The article of claim 6 wherein the high chromium white iron matrix contains about 15 to 30 weight percent Cr, about 1.5 to 5 weight percent C and iron as the remaining components. 제7항에 있어서, 고 크롬 백색 철 매트릭스가 소량의 Mo 및 소량의 W 및 다른 미량원소를 함유하는 제품.8. The article of claim 7, wherein the high chromium white iron matrix contains small amounts of Mo and small amounts of W and other trace elements. 제7항에 있어서, 고 크롬 백색 철 매트릭스가 야금학적 동일량의 고 크롬 함량 M7C3카바이드를 함유하는 제품.8. The article of claim 7, wherein the high chromium white iron matrix contains metallurgical equivalents of high chromium content M 7 C 3 carbide. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850001529A 1984-03-12 1985-03-11 Element resistant to solid particle erosion utilizing titanium carbide KR920007849B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58840784A 1984-03-12 1984-03-12
US588,407 1984-03-12

Publications (2)

Publication Number Publication Date
KR850007102A true KR850007102A (en) 1985-10-30
KR920007849B1 KR920007849B1 (en) 1992-09-18

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JP (2) JPS60228677A (en)
KR (1) KR920007849B1 (en)
IT (1) IT1184979B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920007849B1 (en) * 1984-03-12 1992-09-18 제네랄 일렉트릭 캄파니 Element resistant to solid particle erosion utilizing titanium carbide
US7296964B2 (en) 2005-09-27 2007-11-20 General Electric Company Apparatus and methods for minimizing solid particle erosion in steam turbines
JP7100320B2 (en) * 2018-08-07 2022-07-13 国立大学法人広島大学 Fe-based sintered body, manufacturing method of Fe-based sintered body, and hot pressing die

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118852A (en) * 1982-12-27 1984-07-09 Tatsuro Kuratomi Composite high speed steel of sintered hard alloy and its production
JPS59126752A (en) * 1983-01-07 1984-07-21 Taiho Kogyo Co Ltd Ferrous sliding material
KR920007849B1 (en) * 1984-03-12 1992-09-18 제네랄 일렉트릭 캄파니 Element resistant to solid particle erosion utilizing titanium carbide

Also Published As

Publication number Publication date
IT1184979B (en) 1987-10-28
KR920007849B1 (en) 1992-09-18
JPH0317246A (en) 1991-01-25
IT8519863A0 (en) 1985-03-12
JPS60228677A (en) 1985-11-13
JPH0247521B2 (en) 1990-10-22

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