CN1548578A - Prepn of heat shock resisting heat barrier coating - Google Patents
Prepn of heat shock resisting heat barrier coating Download PDFInfo
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- CN1548578A CN1548578A CNA031333443A CN03133344A CN1548578A CN 1548578 A CN1548578 A CN 1548578A CN A031333443 A CNA031333443 A CN A031333443A CN 03133344 A CN03133344 A CN 03133344A CN 1548578 A CN1548578 A CN 1548578A
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- 230000035939 shock Effects 0.000 title claims abstract description 22
- 238000000576 coating method Methods 0.000 title abstract description 18
- 239000011248 coating agent Substances 0.000 title abstract description 17
- 230000004888 barrier function Effects 0.000 title abstract 4
- 239000000919 ceramic Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims abstract description 24
- 238000000151 deposition Methods 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 11
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 7
- 239000000956 alloy Substances 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 39
- 239000012720 thermal barrier coating Substances 0.000 claims description 33
- 238000005474 detonation Methods 0.000 claims description 15
- 238000010285 flame spraying Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 claims description 8
- 230000008021 deposition Effects 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 4
- 238000005488 sandblasting Methods 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 3
- 239000012790 adhesive layer Substances 0.000 claims description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 238000004544 sputter deposition Methods 0.000 claims description 2
- 238000007733 ion plating Methods 0.000 abstract description 11
- 239000003963 antioxidant agent Substances 0.000 abstract description 5
- 230000003078 antioxidant effect Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000005422 blasting Methods 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 238000009413 insulation Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 235000006708 antioxidants Nutrition 0.000 description 4
- 230000001351 cycling effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 229910000601 superalloy Inorganic materials 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 238000007750 plasma spraying Methods 0.000 description 3
- 239000011800 void material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
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- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The heat barrier coating capable of resisting heat shock includes an adhering layer of NiCoCrAlY alloy and a ceramic layer prepared with hollow spherical ZrO2-8Y2O3 powder. The preparation process of the heat barrier coating includes depositing NiCoCrAlY layer of 30-50 micron thickness via an arc ion plating process, and subsequent spraying the ceramic layer of 200-500 micron thickness on the NiCoCrAlY layer via a blasting spraying process. The present invention features that of the heat barrier coating, the adhering NiCoCrAlY layer is homogeneous and compact and has less faults, excellent antioxidant performance and high combining strength with the ceramic layer, and the ceramic layer has high porosity, high heat isolating performance, great strain tolerance and excellent heat shock resisting performance.
Description
Technical field
The present invention relates to coat preparing technology, specifically a kind of arc ion plating and compound method for preparing the heat shock resistance thermal barrier coating of explosive spray coating of adopting.
Background technology
Reduce thermograde, heat-induced stress and the stable requirement of material military service for satisfying high-performance enginer, remove the development type material, improving outside hot-end component design and the employing air film cooling technology, is a kind of practicable method that can improve existing superalloy working temperature and motor efficiency at turbine engine superalloy hot-end component surface preparation thermal barrier coating (TBCs:thermal barrier coatings).Thermal barrier coating is to be tack coat with MCrAlY, with ZrO
2-(7-9) Y
2O
3Compound coating for surperficial thermofin.The tack coat effect is that the protection base material is at high temperature avoided oxidation and corrosion, realizes the transition of ceramic layer and matrix thermal expansivity.The ceramic layer effect is to bear high surface temperature, and heat shock resistance is wear-resistant.
Along with the raising of engine operating temperature, it is more serious that the influence of thermal fatigue also becomes, even the best MCrAlY alloy of toughness also can ftracture.The thermal-shock resistance of TBCs has reflected the antistripping ability of coating under thermal cycle conditions.Therefore, require gas turbine blades when having mechanical behavior under high temperature, excellent heat shock resistance and high temperature oxidation resistance also will be arranged.Usually being coated with factors such as the growing up of void content, thermal growth oxide of coupling, Bond Strength of Coating, the ceramic layer of the thermal expansivity of interlayer, interfacial roughness influences the thermal shock resistance properties of TBCs to a great extent.
The main preparation method of thermal barrier coating has two kinds of plasma spraying and electron-beam vapor depositions (EB-PVD), but every kind of method all has its weak point.Though the plasma spraying cost is low, coated component is easy to control, have hole, cavity in the coating inevitably and be mingled with, and the coating associativity is poor; Base material temperature height in the spraying process in addition, coating produce big residual compressive stress to be caused peeling off too early.The EB-PVD method can obtain the coating of metallurgical binding and structure atresia, but owing under vacuum condition, operate, complex process, the cost height is not easy the high coating of deposit thickness.
(application number is Chinese patent: 01133423.1; 02133193.6) method that a kind of detonation flame spraying (D-gun) prepares thermal barrier coating is disclosed, easy to operate, cost is low, and prepared ceramic layer void content height, thermal insulation is good, the strain tolerance limit is big, thermal-shock resistance is excellent.Wherein, (application number is: 01133423.1) disclose the method that a kind of detonation flame spraying (D-gun) prepares thermal barrier coating, coating comprises that tack coat (adopting the MCrAlY alloy system) and ceramic layer (adopt ZrO to Chinese patent
2-8Y
2O
3) two portions; Though detonation flame spraying can be prepared relatively fine and close MCrAlY tack coat, defectives such as being mingled with in the tack coat, hole have reduced the use properties of coating.(application number: 03111363.X) disclosed arc ion plating (AIP) method has the advantage of high ionization level, high-energy-density, high efficiency, less energy-consumption to Chinese patent, compare with D-gun, AIP is making high densification, high bond strength and low internal stress level, on the excellent MCrAlY layer of resistance to high temperature oxidation, the demonstration advantage.
So far, adopt arc ion plating and the compound method for preparing thermal barrier coating of explosive spray coating not to appear in the newspapers.
Summary of the invention
In order to improve the thermal shock resistance of thermal barrier coating, improve the work-ing life of thermal barrier coating, the object of the present invention is to provide a kind of cost low, easy to operate, coating performance is the preparation method of the more excellent novel thermal shock-resistant coating of thermal shock resistance particularly.
To achieve these goals, technical scheme of the present invention is:
Tack coat adopts the MCrAlY alloy system, M=Ni wherein, and Co or Ni+Co are ZrO as the ceramic layer composition of surface layer
2-8Y
2O
3At first sample is cleaned and sandblasting; Adopt arc ions to be plated in deposition tack coat MCrAlY on the matrix, adopt detonation flame spraying ceramic coated layer on tack coat then, obtain thermal barrier coating.
Wherein, tack coat preparation work parameter is: the vacuum tightness of vacuum chamber is evacuated to 2 * 10
-3～7 * 10
-3Behind the Pa, feed Ar gas, make pressure rise to 5 * 10
-2～8 * 10
-2Pa, add-800～-the high bias voltage of 1000V, the sharp surface sputtering of sample was cleaned 2～5 minutes; The deposition tack coat, arc current 50～70A, arc voltage 20～25V, pulsed bias-150～-900V, direct-current biasing-150～-200V, dutycycle 10～30%, 300～400 ℃ of depositing temperatures; The ceramic layer preparation technology parameter is: the gas flow ratio scope of oxygen and acetylene is 1.00～1.10; Operating frequency is 4～6 times/second, and spray distance is 80～120 millimeters, and gun muzzle diameter is 20～25 millimeters, and the powder feeding rate is 0.3～0.9 Grams Per Second, spraying dish overlapping rate 30～50%; Described alloy system composition, by mass percentage, Co is 20-32%, and Cr is 18-35%, and Al is 5-12%, and Y is 0.1-1%, Ni is a surplus; It specifically can be Ni-20Co-20Cr-8Al-0.5Y, Ni-32Co-20Cr-8Al-0.5Y, Ni-32Co-20Cr-8Al-0.5Y-1Si-0.03B; Adhesive layer thickness is 30-50 μ m, and ceramic layer thickness is 200-500 μ m; Ceramic layer adopts common ZrO
2-8Y
2O
3And/or hollow ball shape ZrO
2-8Y
2O
3The powder preparation; Can add transition layer in the middle of described tack coat and ceramic layer, transition layer can be Al
2O
3Transition region thickness is 5-15 μ m.
The present invention has the following advantages:
1. thermal shock resistance is more excellent.There is the tiny crack of vertical interface in the tack coat even compact of the present invention preparation in the ceramic layer, be beneficial to the thermal-shock resistance that improves thermal barrier coating.
2. oxidation-resistance is excellent.The thermal barrier coating of the present invention preparation 900-1100 ℃ reach complete anti-oxidant level (referring to: Chinese patent, application number is: 03111363.X).
3. adopt hollow ball shape ZrO
2-8Y
2O
3The ceramic layer void content height of powder preparation, thermal insulation is good.
4. arc ion plating (AIP) method has the advantage of high ionization level, high-energy-density, high efficiency, less energy-consumption, compare with detonation flame spraying, and the MCrAlY layer densification of preparation, to reach internal stress well low with the ceramic layer bonding strength, and high temperature oxidation resistance is excellent.
5. the thermal barrier coating of the present invention's preparation with comparing of plasma spraying method preparation, has easy to operate, advantage of simple technology.
6. preparation cost is low.Compare with the EB-PVD technology of available technology adopting, cheap.
Embodiment
Below by example the present invention is described in further detail.
Embodiment 1
Present embodiment is double-deck thermal barrier coating: anti-oxidant tack coat and as the dielectric ceramic layer of surface layer, and tack coat adopts Ni-20Co-20Cr-8Al-0.5Y, and ceramic layer adopts common ZrO
2-8Y
2O
3The powder preparation, the control base material temperature is less than 150 ℃.Base material adopts superalloy M11, and specimen size is 15 * 10 * 2mm
3Matrix grinds through abrasive paper for metallograph, cleans and sandblasting (200 order glass balls, wet shot).Equipment used is homemade MIP-8-800 type ion film coating machine, after the sample shove charge, the vacuum tightness of vacuum chamber is risen to 7 * 10
-3Pa feeds Ar gas, makes air pressure rise to 5 * 10
-2Pa adds-the high bias voltage of 900V, and specimen surface was carried out sputter clean about 4 minutes, and deposition tack coat Ni-20Co-20Cr-8Al-0.5Y adopts the detonation flame spraying method to prepare common ZrO
2-8Y
2O
3Ceramic layer, its processing parameter sees Table 1,2, and the composition and the thickness parameter of thermal barrier coating see Table 3.
Table 1 embodiment 1 arc ion plating processing parameter
| Vacuum tightness (Pa) | Arc stream (A) | Arc voltage (V) | Pulsed bias (V) | Direct-current biasing (V) | Dutycycle (%) | Depositing temperature (℃) |
| ?7×10 -3 | ?50 | ??25 | ??-150 | ??-200 | ??30 | ?300-350 |
Table 2 embodiment 1 detonation flame spraying processing parameter
| Processing parameter | Operating frequency (shot/s) | O 2∶ C 2H 2 | Spray distance (mm) | Gun muzzle diameter (mm) | Powder feeding rate (g/s) | Overlapping rate (%) |
| ZrO 2-8Y 2O 3 | ????4 | ??1.02∶1 | ??120 | ??25 | ??0.5 | ??50 |
Table 3 embodiment 1 double-deck thermal barrier coating
| Composition | Thickness (μ m) |
| ????Ni-20Co-20Cr-8Al-0.5Y | ????30 |
| Common ZrO 2-8Y 2O 3 | ????300 |
At 1100 ℃ of insulation 10min, water-cooled is to the experiment of the heat shock cycling of room temperature, and the heat shock resistance number of times reaches 35 times, is better than the thermal-shock resistance of thermal barrier coating of the identical component of detonation flame spraying preparation.
Embodiment 2
Present embodiment is double-deck thermal barrier coating: anti-oxidant tack coat and as the dielectric ceramic layer of surface layer, and tack coat adopts Ni-32Co-20Cr-8Al-0.5Y, and the ceramic layer composition is hollow ball shape ZrO
2-8Y
2O
3, the control base material temperature is less than 150 ℃.Base material adopts superalloy M11, and specimen size is 15 * 10 * 2mm
3The vacuum tightness of vacuum chamber is risen to 2 * 10
-3Pa feeds Ar gas, makes air pressure rise to 6 * 10
-2Pa adds-the high bias voltage of 1000V, and specimen surface was carried out sputter clean about 2 minutes, adopts electric arc ion-plating deposition tack coat Ni-32Co-20Cr-8Al-0.5Y.Adopt the detonation flame spraying method to prepare hollow ZrO
2-8Y
2O
3Ceramic layer, its processing parameter sees Table 4,5 respectively, and the composition and the thickness parameter of thermal barrier coating see Table 6.
Table 4 embodiment 2 arc ion plating processing parameters
| Vacuum tightness (Pa) | Arc stream (A) | Arc voltage (V) | Pulsed bias (V) | Direct-current biasing (V) | Dutycycle (%) | Depositing temperature (℃) |
| ??2×10 -3 | ??70 | ?20 | -200 | -150 | ??30 | ?350-400 |
Table 5 embodiment 2 detonation flame spraying processing parameters
| Processing parameter | Operating frequency (shot/s) | O 2∶ C 2H 2 | Spray distance (mm) | Gun muzzle diameter (mm) | Powder feeding rate (g/s) | Overlapping rate (%) |
| ZrO 2-8Y 2O 3 | ????6 | 1.05∶1 | ?100 | ?25 | ?0.8 | ??50 |
Table 6 embodiment 2 bilayer structure thermal barrier coatings
| Composition | Thickness (μ m) |
| ????Ni-32Co-20Cr-8Al-0.5Y | ????50 |
| Hollow ball shape ZrO 2-8Y 2O 3 | ????250 |
At 1100 ℃ of insulation 10min, water-cooled is to the experiment of the heat shock cycling of room temperature, and the heat shock resistance number of times reaches 90-110 time, is better than the thermal-shock resistance of thermal barrier coating of the identical component of detonation flame spraying preparation, the thermal shock resistance with excellence.
Embodiment 3
Basal component and size are with embodiment 1.Present embodiment is the three-decker thermal barrier coating: anti-oxidant tack coat, diffusion impervious layer and insulation surface layer ceramic layer.Tack coat adopts Ni-32Co-20Cr-8Al-0.5YlSi-0.03B, and diffusion impervious layer is Al
2O
3, ceramic layer adopts common ZrO
2-8Y
2O
3The powder preparation, the control base material temperature is less than 150 ℃.Adopt arc ion plating (aip), after the sample shove charge, the vacuum tightness of vacuum chamber rises to 4 * 10
-3Pa feeds Ar gas, makes air pressure rise to 8 * 10
-2Pa adds-the high bias voltage of 800V, and specimen surface was carried out sputter clean about 5 minutes, deposition tack coat Ni-32Co-20Cr-8Al-0.5Y-1Si-0.03B, diffusion impervious layer Al
2O
3, adopt the detonation flame spraying method to prepare common ZrO
2-8Y
2O
3Ceramic layer, its processing parameter sees Table 7,8 respectively, and the composition and the thickness parameter of thermal barrier coating see Table 9.
Table 7 embodiment 3 arc ion plating processing parameters
| Vacuum tightness (Pa) | Arc stream (A) | Arc voltage (V) | Pulsed bias (V) | Direct-current biasing (V) | Dutycycle (%) | Depositing temperature (℃) |
| ??4×10 -3 | ????60 | ???25 | ????-900 | ????-150 | ????10 | ?300-350 |
Table 8 embodiment 3 detonation flame spraying processing parameters
| Processing parameter | Operating frequency (shot/s) | O 2∶ C 2H 2 | Spray distance (mm) | Gun muzzle diameter (mm) | Powder feeding rate (g/s) | Overlapping rate (%) |
| ZrO 2-8Y 2O 3 | ????4 | ?1.10∶1 | ??120 | ??25 | ??0.5 | ??50 |
The thermal barrier coating of table 9 embodiment 3 three-deckers
| Composition | Thickness (μ m) |
| Ni-32Co-20Cr-8Al-0.5Y-1Si-0.03B | ????40 |
| ???????????Al 2O 3 | ????5-15 |
| Common ZrO 2-8Y 2O 3 | ????200 |
At 1100 ℃ of insulation 10min, water-cooled is to the heat shock cycling experiment of room temperature, and the heat shock resistance number of times reaches 70 times, has good thermal-shock resistance.
Embodiment 4
Base material is a stainless steel, and specimen size is 10 * 10 * 2mm
3Before the preparation coating, to base material grind, cleaning and sandblasting; The control base material temperature is less than 150 ℃.Adopt homemade MIP-8-800 type multi-arc ion plating equipment deposited coatings, vacuum tightness is evacuated to 2 * 10
-3Pa feeds Ar gas, makes air pressure rise to 8 * 10
-2Pa, add-bias voltage of 800V carried out sputter clean about 3 minutes to sample, deposited Ni-32Co-20Cr-8Al-0.5Y tack coat (processing parameter sees Table 4) then, adopted detonation flame spraying to prepare hollow ZrO on tack coat
2-8Y
2O
3Ceramic layer, (processing parameter sees Table 5) obtains double-deck thermal barrier coating, and its composition and thickness parameter see Table 10.
Table 10 embodiment 4 bilayer structure thermal barrier coatings
| Composition | Thickness (μ m) |
| ????Ni-32Co-20Cr-8Al-0.5Y | ????50 |
| Hollow ball shape ZrO 2-8Y 2O 3 | ????500 |
At 1100 ℃ of insulation 10min, water-cooled is to the heat shock cycling experiment of room temperature, and the heat shock resistance number of times reaches 40-45 time.
Claims (8)
1. the preparation method of a heat shock resistance thermal barrier coating, tack coat adopts the MCrAlY alloy system, M=Ni wherein, Co or Ni+Co are ZrO as the ceramic layer composition of surface layer
2-8Y
2O
3At first sample is cleaned and sandblasting; It is characterized in that: adopt arc ions to be plated in deposition tack coat MCrAlY on the matrix, adopt detonation flame spraying ceramic coated layer on tack coat then, obtain thermal barrier coating.
2. by the described method of claim 1, it is characterized in that:
Tack coat preparation work parameter is: the vacuum tightness of vacuum chamber is evacuated to 2 * 10
-3～7 * 10
-3Behind the Pa, feed Ar gas, make pressure rise to 5 * 10
-2～8 * 10
-2Pa, add-800～-the high bias voltage of 1000V, the sharp surface sputtering of sample was cleaned 2～5 minutes; The deposition tack coat, arc current 50～70A, arc voltage 20～25V, pulsed bias-150～-900V, direct-current biasing-150～-200V, dutycycle 10～30%, 300～400 ℃ of depositing temperatures.
3. by the described method of claim 1, it is characterized in that:
The ceramic layer preparation technology parameter is: the gas flow ratio scope of oxygen and acetylene is 1.00～1.10; Operating frequency is 4～6 times/second, and spray distance is 80～120 millimeters, and gun muzzle diameter is 20～25 millimeters, and the powder feeding rate is 0.3～0.9 Grams Per Second, spraying dish overlapping rate 30～50%.
4. by the described method of claim 1, it is characterized in that: described alloy system composition, by mass percentage, Co is 20-32%, and Cr is 18-35%, and Al is 5-12%, and Y is 0.1-1%, Ni is a surplus.
5. by the described method of claim 1, it is characterized in that: adhesive layer thickness is 30-50 μ m, and ceramic layer thickness is 200-500 μ m.
6. by the described method of claim 1, it is characterized in that: ceramic layer adopts common ZrO
2-8Y
2O
3And/or hollow ball shape ZrO
2-8Y
2O
3The powder preparation.
7. by the described method of claim 1, it is characterized in that: add transition layer in the middle of described tack coat and ceramic layer, described transition layer is Al
2O
3
8. by the described method of claim 7, it is characterized in that: described transition region thickness is 5-15 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03133344 CN1259453C (en) | 2003-05-21 | 2003-05-21 | Prepn of heat shock resisting heat barrier coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03133344 CN1259453C (en) | 2003-05-21 | 2003-05-21 | Prepn of heat shock resisting heat barrier coating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1548578A true CN1548578A (en) | 2004-11-24 |
| CN1259453C CN1259453C (en) | 2006-06-14 |
Family
ID=34323024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03133344 Expired - Fee Related CN1259453C (en) | 2003-05-21 | 2003-05-21 | Prepn of heat shock resisting heat barrier coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1259453C (en) |
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| CN101307424B (en) * | 2007-05-16 | 2011-02-02 | 中国科学院金属研究所 | Process for preparing zirconia coating |
| CN101274366B (en) * | 2007-03-27 | 2012-02-15 | 福吉米株式会社 | Thermal spraying powder, thermal spray coating, and hearth roll |
| CN102471863A (en) * | 2009-12-17 | 2012-05-23 | 三菱重工业株式会社 | Method for producing a heat-shielding coating, turbine member provided with said heat-shielding coating, and gas turbine |
| CN102094170B (en) * | 2009-12-15 | 2012-09-19 | 沈阳天贺新材料开发有限公司 | Zirconium oxide thermal barrier coating for turbine buckets of gas turbine and preparation method thereof |
| CN103317787A (en) * | 2012-03-23 | 2013-09-25 | 中国科学院上海硅酸盐研究所 | Thermal barrier coating on component surface and preparing method thereof |
| CN103556098A (en) * | 2013-11-01 | 2014-02-05 | 中国科学院上海硅酸盐研究所 | Trass volcanic ash erosion resistance multi-layer thermal barrier coating |
| CN103789715A (en) * | 2014-02-10 | 2014-05-14 | 江苏大学 | Anti-oxidization thermal barrier coating material with long service life and preparation method thereof |
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2003
- 2003-05-21 CN CN 03133344 patent/CN1259453C/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274366B (en) * | 2007-03-27 | 2012-02-15 | 福吉米株式会社 | Thermal spraying powder, thermal spray coating, and hearth roll |
| CN101307424B (en) * | 2007-05-16 | 2011-02-02 | 中国科学院金属研究所 | Process for preparing zirconia coating |
| CN102094170B (en) * | 2009-12-15 | 2012-09-19 | 沈阳天贺新材料开发有限公司 | Zirconium oxide thermal barrier coating for turbine buckets of gas turbine and preparation method thereof |
| CN102471863A (en) * | 2009-12-17 | 2012-05-23 | 三菱重工业株式会社 | Method for producing a heat-shielding coating, turbine member provided with said heat-shielding coating, and gas turbine |
| CN102471863B (en) * | 2009-12-17 | 2014-07-09 | 三菱重工业株式会社 | Method for producing a heat-shielding coating, turbine member provided with said heat-shielding coating, and gas turbine |
| CN103317787B (en) * | 2012-03-23 | 2016-02-10 | 中国科学院上海硅酸盐研究所 | Thermal barrier coating of a kind of component surface and preparation method thereof |
| CN103317787A (en) * | 2012-03-23 | 2013-09-25 | 中国科学院上海硅酸盐研究所 | Thermal barrier coating on component surface and preparing method thereof |
| CN103556098A (en) * | 2013-11-01 | 2014-02-05 | 中国科学院上海硅酸盐研究所 | Trass volcanic ash erosion resistance multi-layer thermal barrier coating |
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