This Part specifies the dimensional specifications and tolerances for circular positioning elements for plastic injection moulding. This section applies to circular positioning elements used in plastic injection moulds. This part also gives material guidelines and hardness requirements, and specifies the marking of circular locating elements.
GB/T 4169.11-2006 Referenced Document
GB/T 4170-2006 Specification of components of injection moulds for plastics
GB/T 4169.11-2006 history
2006GB/T 4169.11-2006 Components of injection moulds for plastics.Part 11:Round locating element
1984GB/T 4169.11-1984 Components of injection mould for plastics--Locating elements