CN113447495A - High-temperature metal surface flaw detection method - Google Patents
High-temperature metal surface flaw detection method Download PDFInfo
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- CN113447495A CN113447495A CN202110732828.6A CN202110732828A CN113447495A CN 113447495 A CN113447495 A CN 113447495A CN 202110732828 A CN202110732828 A CN 202110732828A CN 113447495 A CN113447495 A CN 113447495A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 54
- 239000002184 metal Substances 0.000 title claims abstract description 54
- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 230000035515 penetration Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 22
- 238000001035 drying Methods 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- 239000001341 hydroxy propyl starch Substances 0.000 claims description 10
- 235000013828 hydroxypropyl starch Nutrition 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 10
- 239000010452 phosphate Substances 0.000 claims description 10
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 claims description 8
- IICCLYANAQEHCI-UHFFFAOYSA-N 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one Chemical compound O1C(=O)C(C(=C(Cl)C(Cl)=C2Cl)Cl)=C2C21C1=CC(I)=C(O)C(I)=C1OC1=C(I)C(O)=C(I)C=C21 IICCLYANAQEHCI-UHFFFAOYSA-N 0.000 claims description 8
- SIXWIUJQBBANGK-UHFFFAOYSA-N 4-(4-fluorophenyl)-1h-pyrazol-5-amine Chemical compound N1N=CC(C=2C=CC(F)=CC=2)=C1N SIXWIUJQBBANGK-UHFFFAOYSA-N 0.000 claims description 8
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 8
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 8
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 8
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 8
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 8
- 229930187593 rose bengal Natural products 0.000 claims description 8
- 229940081623 rose bengal Drugs 0.000 claims description 8
- STRXNPAVPKGJQR-UHFFFAOYSA-N rose bengal A Natural products O1C(=O)C(C(=CC=C2Cl)Cl)=C2C21C1=CC(I)=C(O)C(I)=C1OC1=C(I)C(O)=C(I)C=C21 STRXNPAVPKGJQR-UHFFFAOYSA-N 0.000 claims description 8
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 8
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 8
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 8
- 239000000600 sorbitol Substances 0.000 claims description 8
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005554 pickling Methods 0.000 claims description 2
- 230000008595 infiltration Effects 0.000 claims 1
- 238000001764 infiltration Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 10
- 230000000149 penetrating effect Effects 0.000 description 10
- 230000007547 defect Effects 0.000 description 5
- 238000009736 wetting Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000007903 penetration ability Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a high-temperature metal surface flaw detection method, and relates to a high-temperature metal surface flaw detection method. The invention aims to solve the problem that the existing liquid penetration method has low precision in high-temperature metal flaw detection, and the method comprises the following steps: cleaning, then adopting penetrant with high penetration speed and developer with good adhesiveness to quickly detect metal parts with surface temperature of 130-180 deg.C, and detecting width of 10‑4mm, and a width-to-depth ratio of 1/60. The invention is applied to the field of metal flaw detection.
Description
Technical Field
The invention relates to a high-temperature metal surface flaw detection method.
Background
The basic principle of liquid penetration inspection is based on the wetting ability of liquid to solid and capillary phenomenon in physics, and the method includes soaking or coating the workpiece to be inspected with penetrating liquid with high penetration ability, so that the penetrating liquid penetrates into the surface defect of the workpiece due to the wetting action and capillary phenomenon of liquid, cleaning the excessive penetrating liquid except the defect of the workpiece, coating a layer of white developer with strong affinity adsorption force, sucking out the penetrating liquid penetrating into the crack, and displaying the sharp pattern of the shape and position of the defect on the white coating.
However, the existing liquid penetration method is used for high-temperature metal flaw detection, and when the penetration flaw detection agent is applied to a high-temperature surface, the penetration flaw detection agent is evaporated, so that the flaw detection accuracy is low, and the application of the method to the flaw detection of the high-temperature metal workpiece is restricted.
Disclosure of Invention
The invention aims to solve the problem that the existing liquid penetration method is low in precision in high-temperature metal flaw detection, and provides a high-temperature metal surface flaw detection method.
The invention relates to a high-temperature metal surface flaw detection method, which comprises the following steps:
removing slag, oxide skin, rust and oil stain on the surface of a metal part to be detected, then washing with water and drying; then acid cleaning, ultrasonic cleaning and drying are carried out, and the cleaned metal part is obtained;
secondly, applying a flaw detection agent on the surface to be detected of the cleaned metal part, wherein the penetration time is 8-15min, and then washing with water to remove the redundant flaw detection agent; wherein the flaw detector consists of 40-60 parts of diisooctyl phthalate, 15-20 parts of hydroxypropyl starch phosphate, 30-40 parts of propylene carbonate, 1-3 parts of sodium dodecyl benzene sulfonate and 3-5 parts of rose bengal in parts by weight;
thirdly, uniformly spraying a developer on the surface to be detected of the metal part, and finishing; the developing agent consists of 7-10 parts of butoxy diglycol, 4-8 parts of sorbitol, 5-15 parts of ethyl acetate, 6-8 parts of silicon carbide and 3-6 parts of polyoxyethylene ether in parts by mass.
The invention has the following beneficial effects:
the penetrant of the invention has high penetration speed and high wetting performance on the surface to be detected, reduces the retention time of the penetrant on the high-temperature metal surface, reduces the influence of high temperature on the penetrant, and the hydroxypropyl starch phosphate improves the contrast of the penetrant on the detection surface, thereby improving the sensitivity of the penetrant. The developer has strong adsorbability, can sensitively display fine defects, has high detection efficiency, can quickly detect the flaw of a metal part with the surface temperature of 130--4mm, and a width-to-depth ratio of 1/60.
Detailed Description
The technical solution of the present invention is not limited to the specific embodiments listed below, and includes any combination of the specific embodiments.
The first embodiment is as follows: the high-temperature metal surface flaw detection method of the embodiment comprises the following steps:
removing slag, oxide skin, rust and oil stain on the surface of a metal part to be detected, then washing with water and drying; then acid cleaning, ultrasonic cleaning and drying are carried out, and the cleaned metal part is obtained;
secondly, applying a flaw detection agent on the surface to be detected of the cleaned metal part, wherein the penetration time is 8-15min, and then washing with water to remove the redundant flaw detection agent; wherein the flaw detector consists of 40-60 parts of diisooctyl phthalate, 15-20 parts of hydroxypropyl starch phosphate, 30-40 parts of propylene carbonate, 1-3 parts of sodium dodecyl benzene sulfonate and 3-5 parts of rose bengal in parts by weight;
thirdly, uniformly spraying a developer on the surface to be detected of the metal part, and finishing; the developing agent consists of 7-10 parts of butoxy diglycol, 4-8 parts of sorbitol, 5-15 parts of ethyl acetate, 6-8 parts of silicon carbide and 3-6 parts of polyoxyethylene ether in parts by mass.
The embodiment has the following beneficial effects:
the embodiment has the advantages that the penetrating agent has high penetrating speed and high wetting performance on the surface to be detected, the retention time of the high-temperature metal surface of the penetrating agent is shortened, the influence of high temperature on the surface is reduced, and the contrast of the penetrating agent on the detection surface is improved by the hydroxypropyl starch phosphate, so that the sensitivity of the penetrating agent is improved. The developer of the embodiment has strong adsorbability, can sensitively display fine defects, has high detection efficiency, can quickly detect the flaw of a metal part with the surface temperature of 130--4mm, and a width-to-depth ratio of 1/60.
The second embodiment is as follows: the first difference between the present embodiment and the specific embodiment is: and step one, adopting citric acid for pickling. The rest is the same as the first embodiment.
The third concrete implementation mode: the present embodiment differs from the first or second embodiment in that: and in the step one, ultrasonic cleaning is carried out for 10 min. The others are the same as in the first or second embodiment.
The fourth concrete implementation mode: the difference between this embodiment mode and one of the first to third embodiment modes is: the flaw detector consists of 50 parts of diisooctyl phthalate, 18 parts of hydroxypropyl starch phosphate, 35 parts of propylene carbonate, 2 parts of sodium dodecyl benzene sulfonate and 4 parts of rose bengal in parts by weight. The rest is the same as one of the first to third embodiments.
The fifth concrete implementation mode: the difference between this embodiment and one of the first to fourth embodiments is: and in the second step, the permeation time is 12 min. The rest is the same as one of the first to fourth embodiments.
The sixth specific implementation mode: the difference between this embodiment and one of the first to fifth embodiments is: the developer consists of 9 parts of butoxy diglycol, 6 parts of sorbitol, 10 parts of ethyl acetate, 7 parts of silicon carbide and 5 parts of polyoxyethylene ether in parts by mass. The rest is the same as one of the first to fifth embodiments.
The seventh embodiment: the difference between this embodiment and one of the first to sixth embodiments is: and spraying the developer for 10min and observing. The rest is the same as one of the first to sixth embodiments.
The following examples were used to demonstrate the beneficial effects of the present invention:
the first embodiment is as follows: the high-temperature metal surface flaw detection method comprises the following steps:
removing slag, oxide skin, rust and oil stain on the surface of a metal part to be detected, then washing with water and drying; then acid cleaning, ultrasonic cleaning and drying are carried out, and the cleaned metal part is obtained;
secondly, applying a flaw detection agent on the surface to be detected of the cleaned metal part, wherein the penetration time is 12min, and then washing with water to remove the redundant flaw detection agent; the flaw detector consists of 50 parts of diisooctyl phthalate, 18 parts of hydroxypropyl starch phosphate, 35 parts of propylene carbonate, 2 parts of sodium dodecyl benzene sulfonate and 4 parts of rose bengal in parts by weight;
thirdly, uniformly spraying a developer on the surface to be detected of the metal part, and finishing; the developer consists of 9 parts of butoxy diglycol, 6 parts of sorbitol, 10 parts of ethyl acetate, 7 parts of silicon carbide and 5 parts of polyoxyethylene ether in parts by mass.
Using the method of this example, a metal part having a surface temperature of 180 ℃ was inspected, and a developer was sprayed for 10min and then observed, whereby a width of 10 mm was detected-4mm, and a width-to-depth ratio of 1/60.
The second embodiment is a high-temperature metal surface flaw detection method, which comprises the following steps:
removing slag, oxide skin, rust and oil stain on the surface of a metal part to be detected, then washing with water and drying; then acid cleaning, ultrasonic cleaning and drying are carried out, and the cleaned metal part is obtained;
secondly, applying a flaw detection agent on the surface to be detected of the cleaned metal part, wherein the penetration time is 8min, and then washing with water to remove the redundant flaw detection agent; the flaw detector consists of 50 parts of diisooctyl phthalate, 18 parts of hydroxypropyl starch phosphate, 35 parts of propylene carbonate, 2 parts of sodium dodecyl benzene sulfonate and 4 parts of rose bengal in parts by weight;
thirdly, uniformly spraying a developer on the surface to be detected of the metal part, and finishing; the developer consists of 9 parts of butoxy diglycol, 6 parts of sorbitol, 10 parts of ethyl acetate, 7 parts of silicon carbide and 5 parts of polyoxyethylene ether in parts by mass.
Using the method of this example, a metal part having a surface temperature of 140 ℃ was inspected, and a developer was sprayed for 10min and then observed, whereby a width of 10 was detected-4mm, and a width-to-depth ratio of 1/60.
The third embodiment of the high-temperature metal surface flaw detection method comprises the following steps:
removing slag, oxide skin, rust and oil stain on the surface of a metal part to be detected, then washing with water and drying; then acid cleaning, ultrasonic cleaning and drying are carried out, and the cleaned metal part is obtained;
secondly, applying a flaw detection agent on the surface to be detected of the cleaned metal part, wherein the penetration time is 10min, and then washing with water to remove the redundant flaw detection agent; the flaw detector consists of 50 parts of diisooctyl phthalate, 18 parts of hydroxypropyl starch phosphate, 35 parts of propylene carbonate, 2 parts of sodium dodecyl benzene sulfonate and 4 parts of rose bengal in parts by weight;
thirdly, uniformly spraying a developer on the surface to be detected of the metal part, and finishing; the developer consists of 9 parts of butoxy diglycol, 6 parts of sorbitol, 10 parts of ethyl acetate, 7 parts of silicon carbide and 5 parts of polyoxyethylene ether in parts by mass.
Using the method of this example, a metal part having a surface temperature of 130 ℃ was inspected, and a developer was sprayed for 10 minutes and then observed, whereby a width of 10 was detected-4mm, and a width-to-depth ratio of 1/60.
Claims (7)
1. A high-temperature metal surface flaw detection method is characterized by comprising the following steps:
removing slag, oxide skin, rust and oil stain on the surface of a metal part to be detected, then washing with water and drying; then acid cleaning, ultrasonic cleaning and drying are carried out, and the cleaned metal part is obtained;
secondly, applying a flaw detection agent on the surface to be detected of the cleaned metal part, wherein the penetration time is 8-15min, and then washing with water to remove the redundant flaw detection agent; wherein the flaw detector consists of 40-60 parts of diisooctyl phthalate, 15-20 parts of hydroxypropyl starch phosphate, 30-40 parts of propylene carbonate, 1-3 parts of sodium dodecyl benzene sulfonate and 3-5 parts of rose bengal in parts by weight;
thirdly, uniformly spraying a developer on the surface to be detected of the metal part, and finishing; the developing agent consists of 7-10 parts of butoxy diglycol, 4-8 parts of sorbitol, 5-15 parts of ethyl acetate, 6-8 parts of silicon carbide and 3-6 parts of polyoxyethylene ether in parts by mass.
2. A high temperature metal surface inspection method according to claim 1, wherein in step one, citric acid is used for pickling.
3. A high temperature metal surface inspection method according to claim 1, wherein in step one, the ultrasonic cleaning is performed for 10 min.
4. A high-temperature metal surface flaw detection method according to claim 1, characterized in that the flaw detection agent consists of 50 parts by mass of diisooctyl phthalate, 18 parts by mass of hydroxypropyl starch phosphate, 35 parts by mass of propylene carbonate, 2 parts by mass of sodium dodecylbenzenesulfonate and 4 parts by mass of rose bengal.
5. A high temperature metal surface inspection method according to claim 1, wherein the infiltration time in step two is 12 min.
6. The method according to claim 1, wherein the developer comprises 9 parts by weight of butoxydiglycol, 6 parts by weight of sorbitol, 10 parts by weight of ethyl acetate, 7 parts by weight of silicon carbide and 5 parts by weight of polyoxyethylene ether.
7. A high temperature metal surface flaw detection method according to claim 1, wherein the observation is performed after the developer is sprayed for 10 min.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115372253A (en) * | 2022-07-12 | 2022-11-22 | 中航试金石检测科技(无锡)有限公司 | Fluorescence penetration detection method and application thereof |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030122912A1 (en) * | 1997-12-26 | 2003-07-03 | Canon Kabushiki Kaisha | Ink-jet printing apparatus |
CN1888876A (en) * | 2006-07-14 | 2007-01-03 | 沪东中华造船(集团)有限公司 | Non-combustion dye check penetrating fluid and preparing method thereof |
CN1932487A (en) * | 2005-09-15 | 2007-03-21 | 沪东中华造船(集团)有限公司 | High-temperature type dye check cleaning liquid and producing process thereof |
CN1932485A (en) * | 2005-09-15 | 2007-03-21 | 沪东中华造船(集团)有限公司 | High-temperature type dye check penetration liquid and producing process thereof |
CN104849248A (en) * | 2015-04-27 | 2015-08-19 | 北京工业大学 | Testing method used for recognition of rock damage features under action of mechanical excavation |
CN108314050A (en) * | 2018-03-12 | 2018-07-24 | 鲁东大学 | A kind of preparation method of the nanometer silicon carbide particle of efficient absorption organic dyestuff |
CN108828071A (en) * | 2018-07-05 | 2018-11-16 | 江苏德意高航空智能装备股份有限公司 | Coloring and the dual-purpose flaw detection imaging paper handkerchief of fluorescence and paper handkerchief imaging application |
CN108827924A (en) * | 2018-07-05 | 2018-11-16 | 江苏德意高航空智能装备股份有限公司 | Coloring and the dual-purpose flaw detection paper handkerchief of fluorescence and paper handkerchief infiltration applications |
CN109916917A (en) * | 2019-04-17 | 2019-06-21 | 湖北三环锻造有限公司 | A kind of penetrant inspection technique |
CN110006918A (en) * | 2019-04-17 | 2019-07-12 | 湖北三环锻造有限公司 | A kind of penetrant flaw detection agent for penetrant inspection technique |
CN110646437A (en) * | 2019-09-23 | 2020-01-03 | 依工特种材料(苏州)有限公司 | Dye check developer with good suspension property and preparation method thereof |
CN111751385A (en) * | 2020-05-15 | 2020-10-09 | 通标标准技术服务有限公司 | Precision metal part surface flaw detection process adopting permeation method |
-
2021
- 2021-06-29 CN CN202110732828.6A patent/CN113447495A/en active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030122912A1 (en) * | 1997-12-26 | 2003-07-03 | Canon Kabushiki Kaisha | Ink-jet printing apparatus |
CN1932487A (en) * | 2005-09-15 | 2007-03-21 | 沪东中华造船(集团)有限公司 | High-temperature type dye check cleaning liquid and producing process thereof |
CN1932485A (en) * | 2005-09-15 | 2007-03-21 | 沪东中华造船(集团)有限公司 | High-temperature type dye check penetration liquid and producing process thereof |
CN1888876A (en) * | 2006-07-14 | 2007-01-03 | 沪东中华造船(集团)有限公司 | Non-combustion dye check penetrating fluid and preparing method thereof |
CN104849248A (en) * | 2015-04-27 | 2015-08-19 | 北京工业大学 | Testing method used for recognition of rock damage features under action of mechanical excavation |
CN108314050A (en) * | 2018-03-12 | 2018-07-24 | 鲁东大学 | A kind of preparation method of the nanometer silicon carbide particle of efficient absorption organic dyestuff |
CN108828071A (en) * | 2018-07-05 | 2018-11-16 | 江苏德意高航空智能装备股份有限公司 | Coloring and the dual-purpose flaw detection imaging paper handkerchief of fluorescence and paper handkerchief imaging application |
CN108827924A (en) * | 2018-07-05 | 2018-11-16 | 江苏德意高航空智能装备股份有限公司 | Coloring and the dual-purpose flaw detection paper handkerchief of fluorescence and paper handkerchief infiltration applications |
CN109916917A (en) * | 2019-04-17 | 2019-06-21 | 湖北三环锻造有限公司 | A kind of penetrant inspection technique |
CN110006918A (en) * | 2019-04-17 | 2019-07-12 | 湖北三环锻造有限公司 | A kind of penetrant flaw detection agent for penetrant inspection technique |
CN110646437A (en) * | 2019-09-23 | 2020-01-03 | 依工特种材料(苏州)有限公司 | Dye check developer with good suspension property and preparation method thereof |
CN111751385A (en) * | 2020-05-15 | 2020-10-09 | 通标标准技术服务有限公司 | Precision metal part surface flaw detection process adopting permeation method |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115372253A (en) * | 2022-07-12 | 2022-11-22 | 中航试金石检测科技(无锡)有限公司 | Fluorescence penetration detection method and application thereof |
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Application publication date: 20210928 |