GB/T 5766-2007
Test method of Rockwell hardness for friction materials (English Version)

Standard No.

GB/T 5766-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2024-07

Replace By

GB/T 5766-2023

Latest

GB/T 5766-2023

Replace

GB/T 5766-1996

Scope

This standard specifies the test method for determining the Rockwell hardness of friction materials. This standard applies to dry friction material products.

GB/T 5766-2007 Referenced Document

• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*， 2008-07-16 Update
• JJG 884 Verification Regulation of Plastic Rockwell Hardness Testing Machine

GB/T 5766-2007 history

• 2023 GB/T 5766-2023 Rockwell hardness test method for friction materials
• 2007 GB/T 5766-2007 Test method of Rockwell hardness for friction materials
• 1996 GB/T 5766-1996 Test method of Rockwell hardness for friction materials