CN102445310B - Simple high-temperature testing device and method for flange rubber sealing element - Google Patents
Simple high-temperature testing device and method for flange rubber sealing element Download PDFInfo
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- CN102445310B CN102445310B CN201110284002.4A CN201110284002A CN102445310B CN 102445310 B CN102445310 B CN 102445310B CN 201110284002 A CN201110284002 A CN 201110284002A CN 102445310 B CN102445310 B CN 102445310B
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Abstract
The invention provides a simple high-temperature testing device and method for a flange rubber sealing element. A lower flange is in butt joint with an upper flange; the end face of the lower flange which is contacted with the upper flange is provided with a ring groove which serves a sealing groove for assembling the flange rubber sealing element to be tested; an upper cover is welded on the top of the upper flange; a bottom cover is welded at the bottom of the lower flange; the upper cover is connected to a gas medium charging pipeline; one end of a thermocouple is inserted into the upper flange through a gap, and the other end of the thermocouple is connected with a temperature indicator; and the upper flange and the lower flange which are connected one above the other are arranged in a high-temperature oil bath container. In the invention, a gas source is cut off by pressurizing under the normal-temperature condition, and a pressurizing way for reaching a preset pressure at the high temperature by using a gas expanding principle is adopted, so that the pressure constancy under the high-temperature condition is ensured; and an oil bath heating way is adopted, so that rapid heat transfer of a leakage test tool is realized. Due to the adoption of the device and the method, detection of the high-temperature sealing property of the rubber sealing element at the extreme usage temperature during short-time use is realized, and the development cost is greatly saved.
Description
Technical field
The present invention relates to a kind of test method and device of flange seal part, brief test method and the device of the elevated-temperature seal performance when particularly, the present invention relates to examine under a kind of condition that is rapidly heated flange rubber sealing element the short time is used under its ultimate-use (limiting service) temperature.
Background technology
Flange rubber sealing element is simple with its hermetically-sealed construction form, sealing reliability is high and applied widely.Under the prerequisite allowing in flange seal technical requirement, flange rubber sealing element is always first-selected scheme for sealing.But, when flange rubber sealing element under its ultimate temperature the short time use time, how to detect exactly its elevated-temperature seal performance, be one of difficult problem in technical field of sealing technology always.Solve this difficult problem and need to break through the hermetization testing method being rapidly heated under method and the hot conditions heating.At present, can realize the hot test method being rapidly heated has quartz lamp heating and arc heated method, and still, these two kinds of test methods need to be carried out the programmed control of system, test funds costliness.Hermetization testing method mainly contains bubble method, pressurize method and helium mass spectrum leak detection method.Wherein, the liquid environment that leakage detection by bubble emission method requires test tool to place is stable, can not produce bubble and disturb, and at high temperature implements to find suitable liquid environment.The leak detection of pressurize method requires pressure not to be affected by the external environment and produces pressure variation as temperature variation factor.Helium mass spectrum leak detection method generally need to form vacuum chamber and hunt leak, and test tool design is complicated, and for large scale structure size test specimen, test period is long.The brief test method of elevated-temperature seal performance when in sum, prior art does not have to examine under a kind of condition that is rapidly heated a flange rubber sealing element short time is used under its ultimate temperature.
Summary of the invention
The object of this invention is to provide brief test method and the device thereof of the elevated-temperature seal performance when examining flange rubber sealing element under a kind of condition that is rapidly heated the short time being used under its ultimate-use (limiting service) temperature.
The Simple high-temperature test device of a kind of flange rubber sealing element of the present invention, it comprises a upper flange, lower flange docks with upper flange, then blocks lower flange by kink ring, realizes being fastenedly connected of upper lower flange by several bolts of circumferential setting through kink ring and upper flange simultaneously; Annular groove together with offering on the lower flange end face contacting with upper flange, for assembling the seal groove of flange rubber sealing element to be tested; Upper cover is welded on upper flange top, and sealing upper flange, covers with two pressure inlets upper; Bottom is welded on lower flange bottom, sealing lower flange;
On a pressure inlet one covering connect the pipeline of fill gas body medium, another pressure inlet two Bonding pressure tables three, with detected pressures;
Be processed with a breach in upper flange one side, insert in upper flange by this breach thermopair one end, and the thermopair other end connects temperature indicator;
Above-mentioned upper flange and the lower flange device connecting is up and down placed in high temperature oil bath container.
The Simple high-temperature test device of a kind of flange rubber sealing element as above, the pipeline initial end of the fill gas body medium described in it connects gas cylinder, end connecting tubes mouth one, in this pipeline initial end to having set gradually switch one, tensimeter one, decompressor, tensimeter two, switch two, three-way connection, switch four between end, the other end connecting valve three of described three-way connection; Wherein switch one and tensimeter one are for showing the pressure of controlling in gas cylinder; Decompressor and tensimeter two are for gaseous tension in adjustable pipe road; In the time that needs are filled with gas by pressure inlet one, open switch two and switch four, gas is filled with by pipeline, closing switch two after being filled with, then open switch three by the fine adjustment pressure of slowly exitting, then closing switch four.
The Simple high-temperature test device of a kind of flange rubber sealing element as above, the upper cover described in it and upper flange are aluminum alloy material; Described bottom and lower flange are stainless steel.
The Simple high-temperature test device of a kind of flange rubber sealing element as above, it is apart from upper flange end face 20～50mm place, and upper cover is connected by welding manner with upper flange, and upper flange end face produces the planeness of flange of 0.1～0.3mm; Apart from lower flange end face 20～50mm place, lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1～0.3mm.
The Simple high-temperature test method of a kind of flange rubber sealing element of the present invention, it comprises the steps:
(a) at annular groove together with offering on the lower flange end face of upper flange contact, for assembling the seal groove of flange rubber sealing element to be tested, flange rubber sealing element to be tested is positioned in sealing groove; Then lower flange is docked with upper flange, then block lower flange by kink ring, realize being fastenedly connected of upper lower flange by several bolts of circumferential setting through kink ring and upper flange simultaneously; Upper cover is welded on upper flange top, and sealing upper flange, covers with two pressure inlets upper; Bottom is welded on lower flange bottom, sealing lower flange; On a pressure inlet one covering connect the pipeline of fill gas body medium, another pressure inlet two Bonding pressure tables three, with detected pressures; Be processed with a breach in upper flange one side, insert in upper flange by this breach thermopair one end, and the thermopair other end connects temperature indicator; Above-mentioned upper flange and the lower flange device connecting is up and down placed in high temperature oil bath container;
The pipeline initial end of above-mentioned fill gas body medium connects gas cylinder, end connecting tubes mouth one, in this pipeline initial end to having set gradually switch one, tensimeter one, decompressor, tensimeter two, switch two, three-way connection, switch four between end, the other end connecting valve three of described three-way connection;
(b) open switch one, observe storage pressure with tensimeter one, regulate decompressor, make the reading of tensimeter two be adjusted to 2/3rds of tensimeter three range values, open switch two and switch four, in the annular seal space that flange forms up and down, be filled with gas, when tensimeter three readings that are connected with pressure inlet two are slightly larger than initial pressurising value, this initial pressurising value can reach the pressure value of predetermined examination, closing switch two in the time of hot test; Open switch three, slowly discharge unnecessary gas, then closing switch three and switch four; By the three-way connection of outwarding winding, the pipeline of fill gas body medium is disconnected;
(c) the high temperature resistant silicon oil temperature filling in high temperature oil bath container is at 330～360 DEG C; The temperature indicator temperature being connected with thermopair is also at 330～360 DEG C; Tensimeter three readings that are now connected with pressure inlet two are the pressure value of predetermined examination; Observe in high temperature oil bath container, the upper flange connecting up and down and lower flange device have or not Bubble formation around, if the constant pressure value ± 0.1MPa in predetermined examination of tensimeter three readings that are connected with pressure inlet two, there is no Bubble formation, show that this flange rubber sealing element sealing meets the demands, and does not leak.
The Simple high-temperature test method of a kind of flange rubber sealing element as above, the upper cover described in it and upper flange are aluminum alloy material; Described bottom and lower flange are stainless steel.
The Simple high-temperature test method of a kind of flange rubber sealing element as above, it is apart from upper flange end face 20～50mm place, and upper cover is connected by welding manner with upper flange, and upper flange end face produces the planeness of flange of 0.1～0.3mm; Apart from lower flange end face 20～50mm place, lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1～0.3mm.
Effect of the present invention is:
Test unit pressurising under normal temperature condition that flange rubber sealing element is housed is disconnected source of the gas by technical solutions according to the invention, utilizes gas expansion principle at high temperature to reach the pressurising mode of predetermined pressure, ensures hot conditions downforce constancy; The type of heating that adopts oil bath, utilizes high temperature resistant silicone oil as oil bath heater oil, realizes the flash heat transfer of leakage test frock; Boiling point by controlling high temperature resistant silicone oil, higher than predetermined test temperature, adopts bubble method directly to observe elevated-temperature seal leakage situation.
Technical solutions according to the invention have been manufactured test tool that can control flange flatness, carried out a large amount of flange rubber sealing elements under its ultimate-use (limiting service) temperature the short time use time elevated-temperature seal performance test, the test tool of assembly flange rubber seal was all heated to predetermined temperature in 5 minutes, and reach predetermined detected pressures, in oil bath, clearly observe the situation whether bubble leaks, elevated-temperature seal Performance Detection when having realized rubber seal the short time being used under its ultimate-use (limiting service) temperature, has saved research fund greatly.
Brief description of the drawings
Fig. 1 is the Simple high-temperature test device schematic diagram of a kind of flange rubber sealing element of the present invention;
Fig. 2 is upper flange and lower flange coupling arrangement structural representation in Fig. 1;
In figure: 1. gas cylinder; 2. switch one; 3. tensimeter one; 4. decompressor; 5. tensimeter two; 6. switch two; 7. switch three; 8. switch four; 9. tensimeter three; 10. the pipeline of fill gas body medium; 11. thermopairs; 12. temperature indicators; 13. high temperature oil bath containers; 14. pressure inlets one; 15. pressure inlets two; 16. upper covers; 17. weld seams; 18. upper flanges; 19. kink rings; 20. nuts; 21. bolts; 22. lower flanges; 23. bottoms; 24. weld seams; 25. seal grooves; A-three-way connection.
Embodiment
Simple high-temperature test device and method below in conjunction with the drawings and specific embodiments to a kind of flange rubber sealing element of the present invention are further described.
Embodiment 1
As depicted in figs. 1 and 2, the Simple high-temperature test device of a kind of flange rubber sealing element of the present invention, it comprises a upper flange 18, lower flange 22 docks with upper flange 18, block lower flange 22 by kink ring 19 again, realize being fastenedly connected of upper lower flange by several bolts 21 of circumferential setting through kink ring 19 and upper flange 18 simultaneously; Annular groove together with offering on lower flange 22 end faces that contact with upper flange 18, for assembling the seal groove 25 of flange rubber sealing element to be tested;
Apart from upper flange 18 end face 20mm places, upper cover 16 is connected by welding manner with upper flange 18, and upper flange end face produces the planeness of flange of 0.3mm; On upper cover 16 with two pressure inlets 14 and 15.Apart from lower flange 22 end face 50mm places, lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1mm.
A pressure inlet 1 on upper cover 16 connects the pipeline 10 of fill gas body medium, and another pressure inlet 2 15 Bonding pressure tables three 9, with detected pressures.Pipeline 10 initial end of fill gas body medium connect gas cylinder 1, end connecting tubes mouth 1, in this pipeline initial end to having set gradually switch 1, tensimeter 1, decompressor 4, tensimeter 25, switch 26, three-way connection A, switch 48 between end, the other end connecting valve 37 of described three-way connection A; Wherein switch 1 and tensimeter 1 are for showing the pressure of controlling in gas cylinder 1; Decompressor 4 and tensimeter 25 are for regulating gaseous tension in pipeline; In the time that needs are filled with gas by pressure inlet 1, open switch 26 and switch 48, gas is filled with by pipeline, closing switch 26 after being filled with, then open switch 37 by the fine adjustment pressure of slowly exitting, then closing switch 48.
Be processed with a breach in upper flange 18 1 sides, insert in upper flange 18 by this breach thermopair 11 one end, and thermopair 11 other ends connect temperature indicator 12;
Above-mentioned upper flange 18 and lower flange 22 devices that connect are up and down placed in high temperature oil bath container 13.
Above-mentioned upper cover 16 and upper flange 18 are aluminum alloy material; Described bottom 23 and lower flange 22 are stainless steel.
In the present invention, can for example, locate apart from upper flange end face 20～50mm (30mm, 40mm or 50mm), upper cover is connected by welding manner with upper flange, and upper flange end face produces the planeness of flange of 0.1～0.3mm (for example 0.1mm, 0.2mm or 0.25mm); For example, apart from lower flange end face 20～50mm place (20mm, 30mm or 40mm), lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1～0.3mm (for example 0.15mm, 0.2mm or 0.3mm).
Embodiment 2
The Simple high-temperature test method of a kind of flange rubber sealing element of the present invention, as depicted in figs. 1 and 2, it comprises the steps:
(a) on lower flange 22 end faces that contact with upper flange 18, offer together with annular groove, for assembling the seal groove 25 of flange rubber sealing element to be tested, flange rubber sealing element to be tested is positioned in sealing groove 25; Then lower flange 22 is docked with upper flange 18, then block lower flange 22 by kink ring 19, realize being fastenedly connected of upper lower flange by several bolts 21 of circumferential setting through kink ring 19 and upper flange 18 simultaneously; Upper cover 16 is welded on upper flange 18 tops, sealing upper flange 18, on upper cover 16 with two pressure inlets 14 and 15; Bottom 23 is welded on lower flange 22 bottoms, sealing lower flange 22; A pressure inlet 1 on upper cover 16 connects the pipeline 10 of fill gas body medium, and another pressure inlet 2 15 Bonding pressure tables three 9, with detected pressures; Be processed with a breach in upper flange 18 1 sides, insert in upper flange 18 by this breach thermopair 11 one end, and thermopair 11 other ends connect temperature indicator 12; Above-mentioned upper flange 18 and lower flange 22 devices that connect are up and down placed in high temperature oil bath container 13;
Pipeline 10 initial end of above-mentioned fill gas body medium connect gas cylinder 1, end connecting tubes mouth 1, in this pipeline initial end to having set gradually switch 1, tensimeter 1, decompressor 4, tensimeter 25, switch 26, three-way connection A, switch 48 between end, the other end connecting valve 37 of described three-way connection A;
(b) open switch 1, with tensimeter one 3 observation gas cylinder 1 pressure, regulate decompressor 4, make the reading of tensimeter 25 be adjusted to 1.6MPa, open switch 26 and switch 48, in the annular seal space that flange forms up and down, be filled with gas, when tensimeter 39 readings that are connected with pressure inlet 2 15 are 0.45MPa, closing switch 26; Open switch 37, by the unnecessary gas of slow discharge, the reading that makes tensimeter 39 is 0.4Mpa, then closing switch 37 and switch 48; By the three-way connection A that outwards winding, the pipeline 10 of fill gas body medium is disconnected;
(c) the high temperature resistant silicon oil temperature filling in high temperature oil bath container 13 is at 330 DEG C; Temperature indicator 12 temperature that are connected with thermopair 11 are also at 330 DEG C; Tensimeter 39 readings that are now connected with pressure inlet 2 15 are 0.8MPa;
Observe in high temperature oil bath container 13, the upper flange 18 connecting up and down and lower flange 22 devices have or not Bubble formation around, if tensimeter 39 readings that are connected with pressure inlet 2 15 are at 0.8～0.9MPa, there is no Bubble formation, show that this flange rubber sealing element sealing meets the demands, and does not leak.
Above-mentioned apart from upper flange end face 20mm place, upper cover is connected by welding manner with upper flange, and upper flange end face produces the planeness of flange of 0.3mm; Apart from lower flange end face 50mm place, lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1mm.Above-mentioned upper cover 16 and upper flange 18 are aluminum alloy material; Described bottom 23 and lower flange 22 are stainless steel.
In the present invention, can for example, locate apart from upper flange end face 20～50mm (30mm, 40mm or 50mm), upper cover is connected by welding manner with upper flange, and upper flange end face produces the planeness of flange of 0.1～0.3mm (for example 0.1mm, 0.2mm or 0.25mm); For example, apart from lower flange end face 20～50mm place (20mm, 30mm or 40mm), lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1～0.3mm (for example 0.15mm, 0.2mm or 0.3mm).The high temperature resistant silicon oil temperature filling in high temperature oil bath container 13 can for example, 330～360 DEG C (: 340 DEG C, 350 DEG C or 360 DEG C).
Claims (2)
1. a Simple high-temperature test method for flange rubber sealing element, is characterized in that: the method comprises the steps:
(a) at annular groove together with offering on lower flange (22) end face of upper flange (18) contact, for assembling the seal groove (25) of flange rubber sealing element to be tested, flange rubber sealing element to be tested is positioned in sealing groove (25); Then lower flange (22) is docked with upper flange (18), block lower flange (22) by kink ring (19) again, simultaneously by several bolts (21) being fastenedly connected through lower flange in kink ring (19) and upper flange (18) realization circumferentially arranging; Upper cover (16) is welded on upper flange (18) top, and sealing upper flange (18) is upper with two pressure inlets (14,15) at upper cover (16); Bottom (23) is welded on lower flange (22) bottom, sealing lower flange (22); A pressure inlet one (14) on upper cover (16) connects the pipeline (10) of fill gas body medium, and another pressure inlet two (15) Bonding pressure tables three (9), with detected pressures; Be processed with a breach in upper flange (18) one sides, insert in upper flange (18) by this breach thermopair (11) one end, and thermopair (11) other end connects temperature indicator (12); Above-mentioned upper flange (18) and lower flange (22) device connecting is up and down placed in high temperature oil bath container (13); Apart from upper flange end face 20～50mm place, upper cover is connected by welding manner with upper flange, and upper flange end face produces the planeness of flange of 0.1～0.3mm; Apart from lower flange end face 20～50mm place, lower cover is connected by welding manner with lower flange, and lower flange end face produces the planeness of flange of 0.1～0.3mm;
Pipeline (10) initial end of above-mentioned fill gas body medium connects gas cylinder (1), end connecting tubes mouth one (14), in this pipeline initial end to having set gradually switch one (2), tensimeter one (3), decompressor (4), tensimeter two (5), switch two (6), three-way connection (A), switch four (8) between end, the other end connecting valve three (7) of described three-way connection (A);
(b) open switch one (2), with tensimeter one (3) observation gas cylinder (1) pressure, regulate decompressor (4), make the reading of tensimeter two (5) be adjusted to 2/3rds of tensimeter three (9) range values, open switch two (6) and switch four (8), in the annular seal space that flange forms up and down, be filled with gas, when tensimeter three readings that are connected with pressure inlet two (15) are slightly larger than initial pressurising value, this initial pressurising value reaches the pressure value of predetermined examination, closing switch two (6) in the time of hot test; Open switch three (7), slowly discharge unnecessary gas, then closing switch three (7) and switch four (8); By the three-way connection of outwarding winding (A), the pipeline (10) of fill gas body medium is disconnected;
(c) the high temperature resistant silicon oil temperature filling in high temperature oil bath container (13) is at 330～360 DEG C; Temperature indicator (12) temperature being connected with thermopair (11) is also at 330～360 DEG C; Tensimeter three readings that are now connected with pressure inlet two (15) are the pressure value of predetermined examination;
Observe in high temperature oil bath container (13), the upper flange (18) connecting up and down and lower flange (22) device have or not Bubble formation around, if the constant pressure value ± 0.1MPa in predetermined examination of tensimeter three readings that are connected with pressure inlet two (15), there is no Bubble formation, show that this flange rubber sealing element sealing meets the demands, and does not leak.
2. the Simple high-temperature test method of a kind of flange rubber sealing element according to claim 1, is characterized in that: described upper cover (16) and upper flange (18) are aluminum alloy material; Described bottom (23) and lower flange (22) are stainless steel.
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| CN201110284002.4A CN102445310B (en) | 2011-09-22 | 2011-09-22 | Simple high-temperature testing device and method for flange rubber sealing element |
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| CN201110284002.4A CN102445310B (en) | 2011-09-22 | 2011-09-22 | Simple high-temperature testing device and method for flange rubber sealing element |
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| CN102445310B true CN102445310B (en) | 2014-07-23 |
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| CN107845435A (en) * | 2017-11-28 | 2018-03-27 | 中国原子能科学研究院 | Sealed cylinder |
| CN108254130B (en) * | 2017-12-30 | 2020-09-22 | 北京化工大学 | Wind tunnel device for continuous high-temperature sealing performance test |
| CN108254174B (en) * | 2018-02-01 | 2023-06-16 | 中国航空综合技术研究所 | Sealing element aging test system and method |
| CN108507724B (en) * | 2018-05-17 | 2020-01-14 | 安徽江淮汽车集团股份有限公司 | Engine leak test frock |
| CN110940506B (en) * | 2019-12-16 | 2021-07-30 | 上海电气电站设备有限公司 | High-temperature fastener performance monitoring system and monitoring method |
| CN113624416A (en) * | 2021-09-13 | 2021-11-09 | 中国航发沈阳黎明航空发动机有限责任公司 | Test device and method for sealing performance test |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3410040B2 (en) * | 1999-02-25 | 2003-05-26 | 住友電装株式会社 | Seal inspection device |
| CN101655437A (en) * | 2009-09-21 | 2010-02-24 | 南京工业大学 | High-temperature comprehensive property evaluation experimental device of sealing spacer |
| CN101788370A (en) * | 2010-03-25 | 2010-07-28 | 北京三兴汽车有限公司 | Device and method for detecting subsea valve in laboratory |
| CN202305137U (en) * | 2011-09-22 | 2012-07-04 | 航天材料及工艺研究所 | Simple high-temperature test device for flange rubber sealing element |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100540308B1 (en) * | 2002-12-27 | 2006-01-11 | 한전기공주식회사 | Apparatus for a test of leakage of presser safety valve and pressure setting up |
| KR100824213B1 (en) * | 2007-02-09 | 2008-04-22 | 에스씨에스 주식회사 | Safety Valve Test Bench |
-
2011
- 2011-09-22 CN CN201110284002.4A patent/CN102445310B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3410040B2 (en) * | 1999-02-25 | 2003-05-26 | 住友電装株式会社 | Seal inspection device |
| CN101655437A (en) * | 2009-09-21 | 2010-02-24 | 南京工业大学 | High-temperature comprehensive property evaluation experimental device of sealing spacer |
| CN101788370A (en) * | 2010-03-25 | 2010-07-28 | 北京三兴汽车有限公司 | Device and method for detecting subsea valve in laboratory |
| CN202305137U (en) * | 2011-09-22 | 2012-07-04 | 航天材料及工艺研究所 | Simple high-temperature test device for flange rubber sealing element |
Non-Patent Citations (4)
| Title |
|---|
| JP特许第3410040号B2 2003.05.26 |
| 阎国超，李晓静，赵正修.垫片高温试验装置的研制.《石油大学学报(自然科学版)》.1994,第79－83页. * |
| 陈风波,王立峰,牛宝林.4J36钢-橡胶复合密封件满足螺纹连接结构低温静密封要求的试验研究.《第八届全国低温工程大会暨中国航天低温专业信息网2007年度学术交流会论文集》.2007,第383-386页. * |
| 顾伯勤，陆晓峰.垫片高温性能试验装置及测漏方法研究.《石油机械》.1999,第27卷(第1期),第39－41页. * |
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