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CN85104229B - Colouring-fluorescent dual-purpose flaw detection penetrating fluid - Google Patents

Colouring-fluorescent dual-purpose flaw detection penetrating fluid Download PDF

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Publication number
CN85104229B
CN85104229B CN85104229A CN85104229A CN85104229B CN 85104229 B CN85104229 B CN 85104229B CN 85104229 A CN85104229 A CN 85104229A CN 85104229 A CN85104229 A CN 85104229A CN 85104229 B CN85104229 B CN 85104229B
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CN
China
Prior art keywords
flaw detection
penetrating fluid
cleaning
fluorescent
penetrating
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
Application number
CN85104229A
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Chinese (zh)
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CN85104229A (en
Inventor
孙家
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.)
Nankai University
Original Assignee
Nankai University
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
Application filed by Nankai University filed Critical Nankai University
Priority to CN85104229A priority Critical patent/CN85104229B/en
Publication of CN85104229A publication Critical patent/CN85104229A/en
Publication of CN85104229B publication Critical patent/CN85104229B/en
Expired legal-status Critical Current

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Abstract

A coloring-fluorescent dual-purpose flaw detection penetrating fluid for nondestructive detection. It is prepared by adding coloring dye and fluorescent dye simultaneously, and mixing with kerosene, dibutyl phthalate and emulsifier in a certain proportion. The flaw detection liquid can be used in sunlight (or white light) and can also be applied under the irradiation of an ultraviolet lamp in a dark room; the cleaning agent can be used for cleaning, and the cleaning agent can also be used for cleaning. The flaw detection penetrating fluid has multiple performances of dye-penetrant flaw detection, fluorescent flaw detection, solvent removal, water cleaning and the like. The flaw detection liquid has the characteristics of high flaw detection sensitivity; the width of the opening defect is 0.5 mu; and redundant flaw detection liquid can be easily cleaned. In addition, the penetrating fluid has strong penetrating power, short penetrating time, good repeatability, safety to operators and no pollution.

Description

The dual-purpose penetrating fluid of flaw detection of painted-fluorescence
The invention belongs to the penetrating inspection material that is used in the Non-Destructive Testing.
Richard in 1973, L.P. once commented the effect and the principle of penetration flaw detection liquid in the 119th to 140 page of National Aeronautics and Space Administration Special Publication No5113.And US4, patents such as 186,304 and US3,912,653 have been reported the prescription and the performance of fluorescence flaw detection infiltration solution and dye check penetrating fluid.Two class defect detecting liquids respectively have its relative merits:
Excellent, the shortcoming of removal of solvents type dye check penetrating fluid
Advantage Shortcoming
1. need not electrical equipment 1. incendivity is strong
2. be applicable to large-scale workpiece partial check 2. the remolding sensitivity fluorescence flaw detection infiltration solution is low
3. can be used for not allowing the Workpiece inspection washed
4. can under available light or white light, directly detect
Excellent, the shortcoming of water-washing type fluorescence flaw detection infiltration solution
Advantage Shortcoming
1. bright fluorescence is arranged Need be in the check under the uviol lamp of darkroom
2. be easy to washing
3. be suitable for the check of small workpiece
In experiment detects, need above-mentioned two kinds of penetrating fluid of flaw detection to be used in combination sometimes, could finally judge alligatoring, avoid omission.Therefore, the objective of the invention is to formulate out a kind of painted-the dual-purpose penetrating fluid of flaw detection of fluorescence, it can be used down at daylight (or white light), also can under the medium ultraviolet light irradiation of darkroom, use; Simultaneously, can either use, also can use as water-washing type as the removal of solvents type.
Key of the present invention is to select for use the special ratios of illuminating colour, fluorescent dye, hydrocarbons, ester class, emulsifying agent.Make it, both had both two kinds of functions of dye penetrant inspection and fluorescent penetrating inspection, also have both solvent cleaning and two kinds of functions of washing simultaneously.According to various material ratios of the present invention, can reach this purpose.
Illuminating colour, fluorescent dye, hydrocarbons (as kerosene), ester class (as dibutyl phthalate), emulsifying agent (as peregal A20) ratio that this penetrating fluid uses are respectively 7%, 6%, 7%, 65%, 15%.Its flaw detection operating procedure comprises and workpiece is given steps such as cleaning, infiltration, cleaning, developing and inspection.
The illuminating colour that this penetrating fluid uses is red for lighting up, phloxine, propyl red, Congo red, methyl violet, oil blue, Oil Yellow, rhodamine etc.The fluorescent dye that this penetrating fluid uses is (as fluoresceins) such as zero class, naphthoyl amine, imidazoles.
Use this penetrating fluid can be at the following developing of daylight (or white light), also can be under uviol lamp (darkroom) developing, can clean by enough clean-out systems, also can wash by water.In addition, can also receive following technique effect:
1. flaw detection sensitivity height.It is qualified that standard flaw detection test specimen is detected.Crackle is high-visible.Can show 0.5 μ flaws.
2. seepage force is strong.Enter in the Surface Flaw easily.
3. bright in colour.
4. required time of penetration is short, generally in 10 minutes.
5. favorable reproducibility.
6. to the workpiece non-corrosiveness.
7. clean easily, water or clean-out system clean all can.
8. environment is not polluted, non-stimulated to skin, wash from skin easily.
Embodiment:
Earlier workpiece is cleaned up with clean-out system and abundant drying, then defect detecting liquid is coated on surface of the work, or workpiece immersed in the defect detecting liquid, or defect detecting liquid injected in the sprayer spray, make defect detecting liquid infiltrate workpiece, defect, water is removed unnecessary penetrating fluid again, after to be dried, apply photographic developer (as magnesia powder), so that the penetrating fluid in the defective is adsorbed to surface of the work, then the flaw detection usefulness uviol lamp under or under daylight, observe, then can see the image of defective.The prescription of used defect detecting liquid is as follows:
Material weight percentage
Illuminating colour lights up red 7%
Fluorescent dye fluorescein 6%
Kerosene 7%
Dibutyl phthalate 65%
Peregal A20 15%

Claims (1)

1, a kind of dual-purpose penetrating fluid of flaw detection of painted-fluorescence that is used for Non-Destructive Testing, it is characterized in that it is with illuminating colour (, phloxine red as lighting up, propyl red, Congo red, methyl violet, oil blue, Oil Yellow, rhodamine), fluorescent dye (as fluorescein), and kerosene, dibutyl phthalate and emulsifying agent (peregal A-20) to be respectively 7%, 6%, 7%, 65%, 15% ratio in this percent by weight respectively formulated.
CN85104229A 1985-05-31 1985-05-31 Colouring-fluorescent dual-purpose flaw detection penetrating fluid Expired CN85104229B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN85104229A CN85104229B (en) 1985-05-31 1985-05-31 Colouring-fluorescent dual-purpose flaw detection penetrating fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN85104229A CN85104229B (en) 1985-05-31 1985-05-31 Colouring-fluorescent dual-purpose flaw detection penetrating fluid

Publications (2)

Publication Number Publication Date
CN85104229A CN85104229A (en) 1986-07-09
CN85104229B true CN85104229B (en) 1988-05-25

Family

ID=4793712

Family Applications (1)

Application Number Title Priority Date Filing Date
CN85104229A Expired CN85104229B (en) 1985-05-31 1985-05-31 Colouring-fluorescent dual-purpose flaw detection penetrating fluid

Country Status (1)

Country Link
CN (1) CN85104229B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101196477B (en) * 2007-12-29 2010-06-02 李建明 Anti-rust defect detecting liquid and its preparing technique
CN108444958B (en) * 2018-02-08 2020-10-23 浙江绿岛科技有限公司 Nondestructive flaw detection aerosol
CN108760709A (en) * 2018-07-05 2018-11-06 江苏德意高航空智能装备股份有限公司 Coloring and the dual-purpose flaw detection cleaning paper handkerchief of fluorescence and paper handkerchief Cleaning application
CN108864745A (en) * 2018-07-05 2018-11-23 江苏德意高航空智能装备股份有限公司 Safety and environmental protection colorant
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
CN110157218B (en) * 2019-06-11 2021-08-31 沈阳中科腐蚀控制工程技术中心 Coloring agent and production method thereof
CN111766252B (en) * 2020-06-08 2023-04-14 广东三和化工科技有限公司 Aerosol paint and preparation method thereof
JP7367173B1 (en) * 2022-12-20 2023-10-23 マークテック株式会社 Reused penetrant test liquid and penetrant test method using the penetrant test method
CN116410742B (en) * 2023-02-03 2024-10-01 江苏普洋新材料科技有限公司 Biodegradable water-based fluorescent penetrating fluid

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Publication number Publication date
CN85104229A (en) 1986-07-09

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