This document specifies the test environment, test apparatus, specimen preparation, test method and test report requirements for Rockwell hardness test for friction materials. This document applies to dry friction material products.
Basic Data
Standard ID
GB/T 5766-2023 (GB/T5766-2023)
Description (Translated English)
Test method of Rockwell hardness for friction materials
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
Q69
Classification of International Standard
43.040.40
Word Count Estimation
14,198
Date of Issue
2023-12-28
Date of Implementation
2024-07-01
Older Standard (superseded by this standard)
GB/T 5766-2007
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
