RU2001134600A - METHOD FOR DETERMINING SHOCK VISCOSITY OF A WELDED UNIT AND DEVICE FOR MEASURING SPEED OF ULTRASONIC SURFACE WAVES FOR ITS IMPLEMENTATION - Google Patents

METHOD FOR DETERMINING SHOCK VISCOSITY OF A WELDED UNIT AND DEVICE FOR MEASURING SPEED OF ULTRASONIC SURFACE WAVES FOR ITS IMPLEMENTATION

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Publication number
RU2001134600A
RU2001134600A RU2001134600/28A RU2001134600A RU2001134600A RU 2001134600 A RU2001134600 A RU 2001134600A RU 2001134600/28 A RU2001134600/28 A RU 2001134600/28A RU 2001134600 A RU2001134600 A RU 2001134600A RU 2001134600 A RU2001134600 A RU 2001134600A
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RU
Russia
Prior art keywords
determining
toughness
waves
metal sheet
welded assembly
Prior art date
Application number
RU2001134600/28A
Other languages
Russian (ru)
Other versions
RU2249815C2 (en
Inventor
Жан-Ив Франсуа ШАТЕЛЬЕ
Даниель Себастьян РАМАЭФАЗОЛО
Original Assignee
Снекма Мотер
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
Priority claimed from FR0003696A external-priority patent/FR2806801B1/en
Application filed by Снекма Мотер filed Critical Снекма Мотер
Publication of RU2001134600A publication Critical patent/RU2001134600A/en
Application granted granted Critical
Publication of RU2249815C2 publication Critical patent/RU2249815C2/en

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Claims (9)

1. Способ определения ударной вязкости сварного узла (26) металлического листа (27) на подложке (28), отличающийся тем, что он состоит в том, что генерируют поверхностные ультразвуковые волны на металлическом листе (27), измеряют скорости указанных волн и определяют по ним параметр (ΔV) скорости для определения ударной вязкости в соответствии с функцией корреляции, связывающей ударную вязкость испытательных образцов с параметром скорости испытательных образцов, полученной ранее на испытательных образцах, содержащих аналогичный сварной узел.1. A method for determining the impact strength of a welded assembly (26) of a metal sheet (27) on a substrate (28), characterized in that it consists in generating surface ultrasonic waves on a metal sheet (27), measuring the velocities of these waves and determining the parameter (ΔV) of the velocity for determining the toughness in accordance with the correlation function connecting the toughness of the test specimens with the speed parameter of the test specimens obtained previously on test specimens containing a similar welded assembly. 2. Способ определения ударной вязкости сварного узла по п.1, отличающийся тем, что измеряют две скорости (V1, Vt) указанных волн на сварном узле (26), в двух основных направлениях металлического листа (27).2. The method for determining the toughness of a welded assembly according to claim 1, characterized in that two speeds (V1, Vt) of said waves are measured on the welded assembly (26), in two main directions of the metal sheet (27). 3. Способ определения ударной вязкости сварного узла по п.2, отличающийся тем, что параметр скорости определяют по меньшему значению этих двух скоростей.3. The method for determining the toughness of a welded assembly according to claim 2, characterized in that the speed parameter is determined by the lower value of these two speeds. 4. Способ определения ударной вязкости сварного узла по любому из пп.1-3, отличающийся тем, что параметр скорости определяют как разность скоростей поверхностных ультразвуковых волн на металлическом листе сварного узла и на части (42), изготовленной из основного материала металлического листа.4. The method for determining the toughness of a welded assembly according to any one of claims 1 to 3, characterized in that the speed parameter is defined as the difference between the velocities of the surface ultrasonic waves on the metal sheet of the welded assembly and on the part (42) made of the main material of the metal sheet. 5. Способ определения ударной вязкости сварного узла по одному из п.3 или 4, отличающийся тем, что разность скоростей вычисляют по меньшему значению из двух скоростей в сварном узле, и меньшему значению из двух скоростей, измеряемых в двух основных направлениях детали, изготовленной из основного материала металлического листа.5. A method for determining the toughness of a welded unit according to one of claim 3 or 4, characterized in that the difference in speeds is calculated from the lower value of the two speeds in the welded node, and the lower value of the two speeds, measured in two main directions of the part made of the main material of the metal sheet. 6. Устройство для измерения скорости поверхностных ультразвуковых волн в детали, содержащее головку (11), излучающую волны, направленные к детали под определенным углом наклона, отличающееся тем, что оно содержит вторую головку (12), предназначенную либо для приема части волн, отраженных от детали, либо для возврата указанной части на излучающую головку в виде эхосигнала, причем вторая головка направлена к детали, но с углом наклона, противоположным углу наклона излучающей головки, и содержит две активные поверхности (35, 36), предназначенные для приема или для возврата указанной части волн, расположенные ступенчато и на одинаковом расстоянии от детали.6. Device for measuring the speed of surface ultrasonic waves in a part, containing a head (11) emitting waves directed to the part at a certain angle, characterized in that it contains a second head (12), designed either to receive part of the waves reflected from parts, or to return the indicated part to the radiating head in the form of an echo signal, the second head being directed towards the part, but with an angle of inclination opposite to the angle of inclination of the radiating head, and contains two active surfaces (35, 36) intended for receiving or to return said portion of the waves, and stepwise arranged at an equal distance from the workpiece. 7. Устройство по п.6, отличающееся тем, что оно содержит раму и механизмы крепления (4, 17, 18, 19, 20, 21, 22) головок на раме, имеющие конструкцию, позволяющую регулировать угол наклона головок.7. The device according to claim 6, characterized in that it contains a frame and fastening mechanisms (4, 17, 18, 19, 20, 21, 22) of the heads on the frame, having a design that allows you to adjust the angle of inclination of the heads. 8. Устройство по одному из п.6 или 7, отличающееся тем, что активные поверхности (33′, 34′, 35′, 36′) выполнены цилиндрическими с параллельными осями и с одинаковым радиусом.8. The device according to one of claim 6 or 7, characterized in that the active surfaces (33 ′, 34 ′, 35 ′, 36 ′) are cylindrical with parallel axes and with the same radius. 9. Устройство по любому из пп.6-8, отличающееся тем, что головки (11, 12) установлены на направляющей (4, 5, 43) с возможностью поворота в горизонтальной плоскости.9. A device according to any one of claims 6 to 8, characterized in that the heads (11, 12) are mounted on a guide (4, 5, 43) with the possibility of rotation in a horizontal plane.
RU2001134600/28A 2000-03-23 2001-03-22 Method of measuring impact strength of welded assembly and device for measuring speed of ultrasonic surface waves RU2249815C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0003696A FR2806801B1 (en) 2000-03-23 2000-03-23 RESILIENCE EVALUATION METHOD OF A WELDED ASSEMBLY AND CORRESPONDING ANALYSIS APPARATUS MEASURING SURFACE ULTRASONIC WAVE SPEEDS
FR00/03696 2000-03-23

Publications (2)

Publication Number Publication Date
RU2001134600A true RU2001134600A (en) 2003-08-20
RU2249815C2 RU2249815C2 (en) 2005-04-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2001134600/28A RU2249815C2 (en) 2000-03-23 2001-03-22 Method of measuring impact strength of welded assembly and device for measuring speed of ultrasonic surface waves

Country Status (10)

Country Link
US (1) US6681632B2 (en)
EP (1) EP1136821B1 (en)
JP (1) JP4160755B2 (en)
CA (1) CA2374218C (en)
DE (1) DE60100410T2 (en)
ES (1) ES2195981T3 (en)
FR (1) FR2806801B1 (en)
RU (1) RU2249815C2 (en)
UA (1) UA72515C2 (en)
WO (1) WO2001071339A1 (en)

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JP5448870B2 (en) * 2009-04-23 2014-03-19 ルネサスエレクトロニクス株式会社 PLL circuit
FR2999714B1 (en) * 2012-12-17 2016-01-15 Snecma PROCESS FOR CHARACTERIZING A PIECE OF COMPOSITE MATERIAL
US10352906B2 (en) * 2016-12-15 2019-07-16 Bell Helicopter Textron Inc. Through-transmission ultrasonic testing apparatus
CN211491186U (en) * 2019-12-20 2020-09-15 江苏科泰检测技术服务有限公司 Welding seam detection positioning fixture
RU2760634C1 (en) * 2020-11-03 2021-11-29 Федеральное государственное бюджетное учреждение науки Институт физики металлов имени М.Н. Михеева Уральского отделения Российской академии наук (ИФМ УрО РАН) Method for estimating the impact strength of products made of bainitically quenched construction steel

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