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5、namic properties Part 1: General guidance) 6721-1 . . 1. (ISO 6721-1, Plastics Determination of dynamic mechanical properties Part 1: General principles) 10112 . - (ISO 10112, Damping materials Graphical presentation of the complex modulus) C 18437-52014 2 10846-1 . . 1. (ISO 10846-1, Acoustics and
6、vibration Laboratory measurement of vibro-acoustic transfer properties of resilient elements Part 1: Principles and guidelines) 18437-2 . . 2. (ISO 18437-2, Mechanical vibration and shock Characteriza-tion of the dynamic mechanical properties of visco-elastic materials Part 2: Resonance method) 1843
7、7-3 . . 3. (ISO 18437-3, Me-chanical vibration and shock Characterization of the dynamic mechanical properties of visco-elastic mate-rials Part 3: Cantilever shear beam method) 18437-4 . . 4. (ISO 18437-4, Mechanical vibration and shock Characterization of the dynamic mechanical properties of visco-
8、elastic materials Part 4: Dynamic stiffness method) 23529 . (ISO 23529, Rubber General procedures for preparing and condi-tioning test pieces for physical test methods) 3 472, 2041, 4664-1, 6721-1, 10846-1, 23259, 3.1 ( ) (dynamic mechanical properties): ( , , - ), . 3.2 (resilient material): , - ,
9、 3.3 (Young modulus, modulus of elasticity): ( ) - . 1 . 2 *E , E E . 3 , , . 3.4 (loss factor): - (. . ). - . tan . 18437-2:2005, 3.2 3.5 (linearity): , . 1 : tx1 ty1, tx2 ty2, , - txtx21 ( ) tyty21 , , , tx1 tx2. 2 , , . - . - C 18437-52014 3 , . , - . 18437-2:2005, 3.7 3.6 (Poisson ratio): -, , . 17561:2002, 3.1.1 3.7 (shape factor): -, , . 4 , . , 0,5, - - . . - , , , . , . - . : a) ; 1 , . b) -, ; c) ( ). 2 , , -, , , 100 . , 7. . , - , . 5 5.1 , , , , - 18437-2 18437-4. - - , - 18437-4 - ,
