JPH0424525B2 - - Google Patents
Info
- Publication number
- JPH0424525B2 JPH0424525B2 JP57079114A JP7911482A JPH0424525B2 JP H0424525 B2 JPH0424525 B2 JP H0424525B2 JP 57079114 A JP57079114 A JP 57079114A JP 7911482 A JP7911482 A JP 7911482A JP H0424525 B2 JPH0424525 B2 JP H0424525B2
- Authority
- JP
- Japan
- Prior art keywords
- corrosion
- layer
- laser beam
- turbine blade
- welding
- 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 - Lifetime
Links
- 239000010410 layer Substances 0.000 claims description 27
- 238000005253 cladding Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 6
- 239000002344 surface layer Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910000531 Co alloy Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000005260 corrosion Methods 0.000 description 31
- 230000007797 corrosion Effects 0.000 description 20
- 238000003466 welding Methods 0.000 description 13
- 238000005336 cracking Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 229910001105 martensitic stainless steel Inorganic materials 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- -1 chlorine ions Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910001119 inconels 625 Inorganic materials 0.000 description 1
- 238000004372 laser cladding Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7911482A JPS58197403A (ja) | 1982-05-13 | 1982-05-13 | タービン羽根の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7911482A JPS58197403A (ja) | 1982-05-13 | 1982-05-13 | タービン羽根の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58197403A JPS58197403A (ja) | 1983-11-17 |
| JPH0424525B2 true JPH0424525B2 (de) | 1992-04-27 |
Family
ID=13680879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7911482A Granted JPS58197403A (ja) | 1982-05-13 | 1982-05-13 | タービン羽根の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58197403A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6079103A (ja) * | 1983-09-15 | 1985-05-04 | ウエスチングハウス エレクトリック コ−ポレ−ション | 蒸気タービン羽根への耐摩耗性表面の付与方法 |
| GB0504576D0 (en) * | 2005-03-05 | 2005-04-13 | Alstom Technology Ltd | Turbine blades and methods for depositing an erosion resistant coating on the same |
| CN104718348B (zh) * | 2012-09-21 | 2016-09-28 | 三菱日立电力系统株式会社 | 抗蚀性金属材料的焊接方法以及涡轮叶片 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5477806A (en) * | 1977-12-02 | 1979-06-21 | Hitachi Ltd | Turbine blade |
| JPS588202A (ja) * | 1981-07-07 | 1983-01-18 | Mitsubishi Heavy Ind Ltd | 蒸気タ−ビンの動翼補強方法 |
-
1982
- 1982-05-13 JP JP7911482A patent/JPS58197403A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5477806A (en) * | 1977-12-02 | 1979-06-21 | Hitachi Ltd | Turbine blade |
| JPS588202A (ja) * | 1981-07-07 | 1983-01-18 | Mitsubishi Heavy Ind Ltd | 蒸気タ−ビンの動翼補強方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58197403A (ja) | 1983-11-17 |
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