This standard applies to the sampling and test methods of cemented carbide products used to determine the physical and mechanical properties of cemented carbide.
GB/T 6884-1986 history
2017GB/T 5242-2017 Inspection rules and test methods of cemented carbide products
2006GB/T 5242-2006 Check rules and test methods of cemented carbide products
1986GB/T 6884-1986 Hardmetal products-Sampling and testing
GB/T 6884-1986 Hardmetal products-Sampling and testing was changed to GB/T 5242-2006 Check rules and test methods of cemented carbide products.