QC/T 520-1999
Test method for inertial braking of friction materials for automobiles (English Version)

Standard No.

QC/T 520-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Automobile

Status

Be replaced 2020-04

Replace By

QC/T 520-2019

Latest

QC/T 520-2019

Replace

JB 3680-1984

Scope

This standard is applicable to the testing of friction lining materials for service brakes of trucks with a loading weight (mass) greater than 1.5t on the MM-1000 friction testing machine.

QC/T 520-1999 history

• 2019 QC/T 520-2019 Test method for sample reduction of friction materials for automobiles
• 1999 QC/T 520-1999 Test method for inertial braking of friction materials for automobiles
• 1970 JB 3680-1984

QC/T 520-1999 Test method for inertial braking of friction materials for automobiles has been changed from JB 3680-1984 .