GME 60293-2013 Test Method for Determining Stiffness of Sound Deadener Pads (Revision 2 English German This standard may be applied only for current programs It is inactive for all.pdf
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1、Test ProcedureGME 60293LIMITED USETest Method for DeterminingStiffness of Sound Deadener PadsBestimmung der Biegezahl vonDmmattenNOTE: This standard may be applied only forcurrent programs. It is inactive for all futureprojects and without replacement.HINWEIS: Diese Spezifikation darf nur noch frlau
2、fende Projekte angewendet werden und ist fralle zuknftigen Projekte ohne Ersatz ungltig.1 Release and Revisions 1 Freigabe und nderungen1.1 Release. The standard was first approved andreleased in SEP 1978.1.1 Freigabe. Diese Vorschrift wurde erstmaliggenehmigt und freigegeben im SEP 1978.1.2 Revisio
3、ns. 1.2 nderungen.Rev. Date /DatumDescription (Org.) /Beschreibung (Org.)2 SEP 2013 Limited Use Status (GME Cross Carline Specifications) /Limited Use Status (GME Cross Carline Specifications) Copyright 2013 General Motors Company All Rights ReservedPublication Department: GME Specification CenterSe
4、ptember 2013 - Issue No. 2 Page 1 of 1PRD045 - VPRE ST 1 10/03 - TEST METHOD PRiiFVERFAHREN Test Method for Determining Stiffness of Sound GM 60 293 Deadener Pads. Bestimmung der Eiiegezahl von DBmmatten, Revisions 1 Of 7 von Reference is made to the following GME Test Methods and national stan- dar
5、ds : . . . GME 60 300 Test Method for Conditioning of Plastic Ma- terials, Textiles, Fibreboards, Wood etc.- GME 60 303 Test Method for Determining Thickness of Trim Materials. B.S. 1610 : 1964 Methods for load verification of testing maA. chines. . DIN 51221, Teil 1, 8.1976 Zugprllfmaschinen . 1. S
6、cope This test method shall be used for the determination of the stiffness of sound deadener pads ; particularly those used in the engine com- partment of automobiles. It should be particularly noted that ex- cessively stiff pads can give rise to assembly problems whilst ex- cessively flexible pads
7、may not be adequately retained during service. 2. Definition Stiffness as determined by this test method shall be defined as the bending force per unit thickness, required to deflect a standard test piece through a standard deflection, during three point bending. 3. Test Pieces and Number of Test Pi
8、eces 3.1 Test pieces shall be (150 2 5) mm x (50 2 I) mm x the thickness of thetest material. Test pieces shall be so samplkd as to be, as far as possible, of uniform thickness, and free from voids, protrusions, cut holes, indentations etc. andedges shal;lPbeaa-nea-r:-pendicular,o the faces as possi
9、ble. The area of sampling may be shown on the appropriate engineering drawing, material specification etc. 3.2 For initial sample approval and arbitration purposes, a minimum of three test pieces from each of three components, and for routine quality control a minimum of three test pieces from one c
10、omponent, shall be tested. 4. Condit ioninq 4.1 For initial sample approval and arbitration purposes, tests shall not be conductedearlier than seven days, and for routine quality control not earlier than three days after manufacture. 4.2 Immediately prior to test, all test pieces shall be conditione
11、d to GME 60 300 - 81. ssue 1 Date of Issue 9/78 Prepared Page of 4usgabe Ausgabedatum Ausgefertlgt Seite 2 von 7 Falgende GME Pr 8.1976 ZugprUfmaschinen 1. Zweck Dieses PrGfverfahren dient zur Sestimmung der Steifheit von DBmmatten insbesondere von Dsmmatten, die im Motorraum verwendet werden. Zu st
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