This standard specifies the technical requirements, marking packaging and basic requirements for rounded tip ceramic indexable inserts. This standard applies to ceramic indexable inserts produced according to GB/T 15306.1~15306.3. Other ceramic indexable inserts should also be used as a reference.
GB/T 15306.4-1994 history
2008GB/T 15306.4-2008 Indexable inserts for cutting tools.Ceramic inserts with rounded corners.Part 4:Specifications
1994GB/T 15306.4-1994 Indexable inserts for cutting tools--Ceramic inserts with rounded corners--Specifications