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GB/T 45159.1-2024: Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 1:PRinciples and guidelines
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 45159.1-2024 | English | 434 |
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Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 1:PRinciples and guidelines
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GB/T 45159.1-2024
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Basic data | Standard ID | GB/T 45159.1-2024 (GB/T45159.1-2024) | | Description (Translated English) | Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 1:PRinciples and guidelines | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Z32 | | Classification of International Standard | 17.160 | | Word Count Estimation | 22,241 | | Date of Issue | 2024-12-31 | | Date of Implementation | 2024-12-31 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 45159.1-2024: Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 1:PRinciples and guidelines
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ICS 17.160
CCSZ32
National Standard of the People's Republic of China
Mechanical vibration and shock Dynamic mechanics of viscoelastic materials
Characterization of performance Part 1.Principles and guidance
(ISO 18437-1.2012, IDT)
Released on 2024-12-31
Implementation on 2024-12-31
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms and Definitions 2
4 Measurement principle 2
4.1 General Principles 2
4.2 Resonance method 3
4.3 Cantilever shear beam method 4
4.4 Dynamic stiffness method 5
4.5 Estimation of Poisson's ratio 7
5 Time Temperature Overlay 9
6 Sample Conditioning 9
7 Choice of measurement method 9
Appendix A (Informative) Linear characteristics of resilient materials 11
Appendix B (Informative) Analysis of ISO documents related to dynamic measurement 12
B.1 Document Overview 12
B.2 Advantages and Disadvantages Analysis 14
B.3 Characterization of mechanical properties of materials 14
References 16
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document is Part 1 of GB/T 45159 "Characterization of dynamic mechanical properties of viscoelastic materials subject to mechanical vibration and shock".
GB/T 45159 has published the following parts.
--- Part 1.Principles and guidelines;
--- Part 2.Resonance method;
--- Part 3.Cantilever shear beam method.
This document is equivalent to ISO 18437-1.2012 "Mechanical vibration and shock - Characterization of dynamic mechanical properties of viscoelastic materials - Part 1
Part. Principles and Guidelines.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed and coordinated by the National Technical Committee for Standardization of Mechanical Vibration, Shock and Condition Monitoring (SAC/TC53).
This document was drafted by. Shanghai Institute of Materials Co., Ltd., Tongji University, Shanghai Jiaotong University, Shanghai Quality Supervision and Inspection Technology Research Institute
Research Institute, Zhengzhou Machinery Research Institute Co., Ltd., ShenDa (Shanghai) Technology Co., Ltd., Commercial Aircraft Corporation of China, Ltd. Shanghai Aircraft Design
Research Institute, Southwest Jiaotong University, Shanghai Puxin Technology Co., Ltd.
The main drafters of this document are. Xu Bin, Liu Yan, Luo Yanyun, Rao Zhushi, Yu Zhengyue, Lu Xiaod, Ma Weiping, Zhang Mingcheng, Lei Zhenyu, Li Tao,
Wei Kai, Li Qiutong, Yuan Xianpu, Zheng Cheng, Pang Jinxiang.
Introduction
GB/T 45159 provides three methods for measuring the elastic modulus and loss factor of viscoelastic materials, and two methods for measuring Poisson’s ratio.
The method provides unified regulations for users, including the operating principle, measuring device, measurement and data analysis, and is planned to consist of 6 parts.
--- Part 1.Principles and guidance. The purpose is to outline three methods for measuring the elastic modulus and loss factor of viscoelastic materials, and
Two methods for measuring Poisson's ratio are presented, along with the test setup, measurement range, and limitations of each method.
--- Part 2.Resonance method. The purpose is to provide unified technical regulations for users of the resonance method.
--- Part 3.Cantilever shear beam method. The purpose is to provide unified technical regulations for users of the cantilever shear beam method.
--- Part 4.Dynamic stiffness method. The purpose is to provide unified technical regulations for users of the dynamic stiffness method.
--- Part 5.Poisson's ratio based on comparison of measurements and finite element analysis.
The use of Poisson's ratio shall provide users with uniform technical regulations.
--- Part 6.Time-temperature superposition. The purpose is to provide unified technical regulations for users of time-temperature superposition.
Mechanical vibration and shock Dynamic mechanics of viscoelastic materials
Characterization of performance Part 1.Principles and guidance
1 Scope
This document is the dynamic mechanical properties of common isotropic viscoelastic materials for vibration isolators specified in GB/T 45159.2~GB/T 45159.51).
The laboratory measurement methods and data collection and analysis methods for elastic modulus, shear modulus, bulk modulus, loss factor, Poisson's ratio have established a basic
This document also provides guidance for the appropriate selection of each part.
This document applies to isotropic resilient materials commonly used in vibration isolator designs to reduce.
a) The transmission of audible frequency vibration to the structure and the induced fluid radiation sound (air noise, structural radiation sound, etc.);
b) The impact of low-frequency vibration on the human body, or the damage to structures and equipment caused by severe low-frequency vibration;
c) Energy transfer of shock and noise.
This document and the measurement methods and data collection and analysis methods detailed in GB/T 45159.2~GB/T 45159.51) are used for.
1) GB/T 45159.4 is equivalent to ISO 18437-4.2008; GB/T 45159.5 is equivalent to ISO 18437-5.2011.The two national standards are being formulated.
Concentration.
1) Design of vibration isolator;
2) Selection of optimal resilience material;
3) Theoretical calculation of vibration transmissibility of vibration isolators;
4) Information required for product development;
5) Product information provided by manufacturers and suppliers;
6) Product quality control.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
ISO 472 Plastics-Vocabulary
Note. GB/T 2035-2024 Plastics Terminology (ISO 472.2013, IDT)
ing-Vocabulary)
Note. GB/T 2298-2010 Mechanical vibration, shock and condition monitoring vocabulary (ISO 2041.2009, IDT)
ISO 4664-1 Rubber, vulcanized or thermoplastic rubber - Determination of dynamic properties - Part 1.General
Note. GB/T 9870.1-2006 Determination of dynamic properties of vulcanized rubber or thermoplastic rubber Part 1.General (ISO 4664-1.2005, IDT)
Note. GB/T 33061.1-2016 Determination of dynamic mechanical properties of plastics Part 1.General principles (ISO 6721-1.2011, MOD)
ISO 10846-2 Acoustics and vibrations - Laboratory methods for the measurement of vibration-acoustic transfer characteristics of elastic elements - Part 2.Elastic supports
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