RU2009114578A - METHOD FOR DETERMINING THE PHYSICAL AND MECHANICAL PROPERTIES OF MATERIALS AND PRODUCTS AND A DEVICE FOR ITS IMPLEMENTATION - Google Patents
METHOD FOR DETERMINING THE PHYSICAL AND MECHANICAL PROPERTIES OF MATERIALS AND PRODUCTS AND A DEVICE FOR ITS IMPLEMENTATION Download PDFInfo
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- RU2009114578A RU2009114578A RU2009114578/28A RU2009114578A RU2009114578A RU 2009114578 A RU2009114578 A RU 2009114578A RU 2009114578/28 A RU2009114578/28 A RU 2009114578/28A RU 2009114578 A RU2009114578 A RU 2009114578A RU 2009114578 A RU2009114578 A RU 2009114578A
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
1. Способ определения физико-механических свойств материалов и изделий, заключающийся в том, что соединения помещают в захваты силоизмерительного устройства и определяют силу страгивания, отличающийся тем, что перед определением силы страгивания к соединениям прикладывают нормальную нагрузку. !2. Способ по п.1, отличающийся тем, что для определения адгезионной прочности на сдвиг клеевых соединений или покрытий предварительно определяют известным способом силу трения покоя образца клеевого соединения или покрытия, затем определяют силу страгивания образца клеевого соединения или покрытия с последующим расчетом адгезионной прочности σc по формуле: ! , ! где FT - сила страгивания образца клеевого соединения или покрытия; ! Fn - сила трения покоя образца исследуемого материала; !Sk - контактная площадь соответственно образца клеевого соединения или образца покрытия. ! 3. Способ по п.1, отличающийся тем, что для определения стойкости уплотнительного покрытия из материала малой прочности в изделии (детали) предварительно определяют силу страгивания образца с покрытием, затем рассчитывают критическое давление Pкр по формуле: ! ,! где FT - сила страгивания образца с покрытием; ! Sn - контактная площадь покрытия в изделии (детали); ! Sk - контактная площадь образца покрытия; ! Sв - площадь внутренней боковой поверхности дорожки покрытия в изделии (детали). ! 4. Устройство для осуществления способа определения физико-механических свойств материалов и изделий, состоящее из корпуса, установленного на опоре неподвижной траверсы силоизмерительного устройства разрывной машины; оси, закрепленной в корпусе; образца для определен� 1. A method for determining the physicomechanical properties of materials and products, which consists in the fact that the joints are placed in the grips of the force measuring device and the force of straining is determined, characterized in that a normal load is applied to the joints before determining the straining force. ! 2. The method according to claim 1, characterized in that to determine the adhesive shear strength of the adhesive joints or coatings, the rest force of the sample of the adhesive joint or coating is determined in a known manner, then the shear strength of the adhesive joint or coating sample is determined, followed by the calculation of the adhesive strength σc by the formula :! ! where FT is the straining force of the sample of the adhesive compound or coating; ! Fn is the rest friction force of the sample of the studied material; ! Sk is the contact area of the adhesive sample or coating sample, respectively. ! 3. The method according to claim 1, characterized in that to determine the resistance of the sealing coating of low-strength material in the product (part), the shear force of the coated sample is preliminarily determined, then the critical pressure Pcr is calculated by the formula:! ! where FT is the straining force of the coated sample; ! Sn is the contact area of the coating in the product (part); ! Sk is the contact area of the coating sample; ! Sв - the area of the inner side surface of the coating path in the product (part). ! 4. A device for implementing the method for determining the physicomechanical properties of materials and products, consisting of a housing mounted on a support of a fixed beam of a load-measuring device of a tensile testing machine; axis fixed in the housing; sample for
Claims (4)
Priority Applications (1)
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RU2009114578/28A RU2411488C2 (en) | 2009-04-20 | 2009-04-20 | Device for evaluation of physical-mechanical properties of materials and items |
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RU2009114578/28A RU2411488C2 (en) | 2009-04-20 | 2009-04-20 | Device for evaluation of physical-mechanical properties of materials and items |
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RU2009114578A true RU2009114578A (en) | 2010-10-27 |
RU2411488C2 RU2411488C2 (en) | 2011-02-10 |
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RU2009114578/28A RU2411488C2 (en) | 2009-04-20 | 2009-04-20 | Device for evaluation of physical-mechanical properties of materials and items |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112098200A (en) * | 2019-06-18 | 2020-12-18 | 代傲金属合作两合公司 | Method for determining the strength of an adhesive connection between a synchronizer ring and a friction lining |
CN114849285A (en) * | 2022-06-06 | 2022-08-05 | 牛小龙 | Preparation device and preparation method of high-strength building reinforcing adhesive |
CN114849285B (en) * | 2022-06-06 | 2024-06-04 | 东莞市国象胶粘制品有限公司 | Preparation device and preparation method of high-strength building reinforcing adhesive |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2604472C1 (en) * | 2015-06-26 | 2016-12-10 | Публичное акционерное общество Научно-производственное объединение "Искра" | Device for rocket engine housing detaching collar strength testing |
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2009
- 2009-04-20 RU RU2009114578/28A patent/RU2411488C2/en not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112098200A (en) * | 2019-06-18 | 2020-12-18 | 代傲金属合作两合公司 | Method for determining the strength of an adhesive connection between a synchronizer ring and a friction lining |
CN112098200B (en) * | 2019-06-18 | 2024-06-07 | 代傲金属合作两合公司 | Method for determining the strength of an adhesive connection between a synchronizer ring and a friction lining |
CN114849285A (en) * | 2022-06-06 | 2022-08-05 | 牛小龙 | Preparation device and preparation method of high-strength building reinforcing adhesive |
CN114849285B (en) * | 2022-06-06 | 2024-06-04 | 东莞市国象胶粘制品有限公司 | Preparation device and preparation method of high-strength building reinforcing adhesive |
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Publication number | Publication date |
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RU2411488C2 (en) | 2011-02-10 |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20120421 |