GB/T 22309-2008 in English

《GB/T 22309-2008道路车辆 制动衬片 盘式制动块总成和鼓式制动蹄总成剪切强度试验方法》由609（中国建筑材料联合会）归口，TC406（全国非金属矿产品及制品标准化技术委员会）执行，主管部门为中国建筑材料联合会。
本标准规定了汽车制动块（蹄）总成剪切强度试验的术语、试样准备、试验设备与夹具、试验步骤、结果计算和报告内容等。
本标准适用于整体模压或粘接的汽车盘式制动块总成和鼓式制动蹄总成剪切强度的测定。本标准适用于铆接的汽车制动块（蹄）总成剪切强度的测定。

1 Scope

This standard specifies terms, sampling and conditioning, test rig and fixtures, test procedure, calculation of result and test report for the shear strength test of disc brake pad and drum brake shoe assemblies for road vehicles.

This standard is applicable to the determination of shear strength of integrally moulded or bonded disc brake pad and drum brake shoe assemblies on road vehicles. It is applicable to the determination of shear strength of riveted brake pad (shoe) assemblies on road vehicles.

2 Normative References

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.

GB/T 5620 Road Vehicles — Braking of Automotive Vehicles and Their Trailers — Vocabulary (GB/T 5620-2002, ISO 611:1994, IDT)

3 Terms and Definitions

For the purposes of this standard, the terms and definitions given in GB/T 5620 and the following apply.

3.1
lining
friction material component of a brake lining assembly

3.2
carrier
component of a brake lining assembly to which the friction pad is attached

Foreword II
ISO Foreword III
Introduction IV
1 Scope
2 Normative References
3 Terms and Definitions
4 Symbols and Units
5 Sampling and Conditioning
6 Test Rig and Fixtures
7 Test Procedure
8 Calculation of Result
9 Test Report
Annex A (Normative) Test Procedure Flow Diagram
Annex B (Informative) Test Report
Bibliography