This standard specifies the principles, test equipment, test conditions, test procedures, calculation of results, etc. of impact strength test methods for carbon graphite materials. This standard is applicable to the determination of the resistance strength of carbon graphite materials.
JB/T 7609-1994 history
2006JB/T 7609-2006 Test method of resistant impact strength for carbon-graphite material
1994JB/T 7609-1994 Test method for impact strength of carbon graphite materials