JB 3680-1984
(English Version)
- Standard No.
- JB 3680-1984
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Machinery
- Status
- 1999-03
- Replace By
- QC/T 520-1999
- Latest
- QC/T 520-2019
JB 3680-1984 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
JB 3680-1984 was changed to QC/T 520-1999 Test method for inertial braking of friction materials for automobiles.
