ISO 4126-9 Safety devices for protection against excessive pressure - Part 9: Application and installation of safety devices excluding stand-alone bursting disc safety devices
JIS B 2005-2-1 Industrial-process control valves -- Part 2-1: Flow capacity -- Sizing equations for fluid flow under installed conditions*, 2019-03-20 Update
JIS B 8210 Safety devices for protection against excessive pressure -- Safety valves*, 2017-11-25 Update