GB2364530B - Method of finish treating a steel blade for use in turbomachinery - Google Patents

Method of finish treating a steel blade for use in turbomachinery

Info

Publication number
GB2364530B
GB2364530B GB0115200A GB0115200A GB2364530B GB 2364530 B GB2364530 B GB 2364530B GB 0115200 A GB0115200 A GB 0115200A GB 0115200 A GB0115200 A GB 0115200A GB 2364530 B GB2364530 B GB 2364530B
Authority
GB
United Kingdom
Prior art keywords
turbomachinery
steel blade
finish treating
finish
treating
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 - Fee Related
Application number
GB0115200A
Other versions
GB2364530A (en
GB0115200D0 (en
Inventor
Bruce Wynn Roberts
Kenneth Elwyn Jones
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.)
Alstom NV
Original Assignee
Alstom Power NV
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 GBGB0015025.0A external-priority patent/GB0015025D0/en
Application filed by Alstom Power NV filed Critical Alstom Power NV
Priority to GB0115200A priority Critical patent/GB2364530B/en
Publication of GB0115200D0 publication Critical patent/GB0115200D0/en
Publication of GB2364530A publication Critical patent/GB2364530A/en
Application granted granted Critical
Publication of GB2364530B publication Critical patent/GB2364530B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/36—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases using ionised gases, e.g. ionitriding
    • C23C8/38—Treatment of ferrous surfaces
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB0115200A 2000-06-21 2001-06-21 Method of finish treating a steel blade for use in turbomachinery Expired - Fee Related GB2364530B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0115200A GB2364530B (en) 2000-06-21 2001-06-21 Method of finish treating a steel blade for use in turbomachinery

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0015025.0A GB0015025D0 (en) 2000-06-21 2000-06-21 Method of treating a steel article
GB0115200A GB2364530B (en) 2000-06-21 2001-06-21 Method of finish treating a steel blade for use in turbomachinery

Publications (3)

Publication Number Publication Date
GB0115200D0 GB0115200D0 (en) 2001-08-15
GB2364530A GB2364530A (en) 2002-01-30
GB2364530B true GB2364530B (en) 2002-10-16

Family

ID=26244513

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0115200A Expired - Fee Related GB2364530B (en) 2000-06-21 2001-06-21 Method of finish treating a steel blade for use in turbomachinery

Country Status (1)

Country Link
GB (1) GB2364530B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE525291C2 (en) * 2002-07-03 2005-01-25 Sandvik Ab Surface-modified stainless steel
SE526481C2 (en) 2003-01-13 2005-09-20 Sandvik Intellectual Property Surface hardened stainless steel with improved abrasion resistance and low static friction

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0548760A1 (en) * 1991-12-19 1993-06-30 Formica Corporation Plasma ion nitrided stainless steel plates and method for the manufacture and use of same
US5686521A (en) * 1994-09-26 1997-11-11 Empak, Inc. Milled carbon fiber reinforced polymer composition
US5810947A (en) * 1997-01-10 1998-09-22 National Science Council Method of surface modification for tool steels
US5849158A (en) * 1997-02-03 1998-12-15 Kimberly-Clark Worldwide, Inc. Ion nitrided creping doctor blade

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0548760A1 (en) * 1991-12-19 1993-06-30 Formica Corporation Plasma ion nitrided stainless steel plates and method for the manufacture and use of same
US5686521A (en) * 1994-09-26 1997-11-11 Empak, Inc. Milled carbon fiber reinforced polymer composition
US5810947A (en) * 1997-01-10 1998-09-22 National Science Council Method of surface modification for tool steels
US5849158A (en) * 1997-02-03 1998-12-15 Kimberly-Clark Worldwide, Inc. Ion nitrided creping doctor blade

Also Published As

Publication number Publication date
GB2364530A (en) 2002-01-30
GB0115200D0 (en) 2001-08-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050621