This standard BS ISO 8694:2011 Tools for moulding. Shouldered ejector pins is classified in these ICS categories:
25.120.30 Moulding equipment
This International Standard specifies the dimensions and tolerances, in millimetres, of shouldered ejector pins with cylindrical head which are used in compression and injection moulds and in die casting dies.
It also gives material guidelines and hardness requirements, and specifies the designation of shouldered ejector pins.
Ejector pins with cylindrical head are specified in ISO 6751; flat ejector pins are specified in ISO 8693.