General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 10421-2002
Replace
GB/T 10421-1989
Scope
This standard specifies the method for measuring the density of sintered metal friction materials. This standard applies to the determination of the density of friction materials without a core plate.
GB/T 10421-2002 history
2002GB/T 10421-2002 Sintered metal friction materials--Determination of density