Fonti industriali verificate
- Scheda tecnica per valvole industriali: ISO 5115 specifies general requirements for part-turn valve and actuator assemblies.
- Scheda tecnica per valvole industriali: The complete assembly must account jointly for valve load, actuator output, bracket, coupling and control accessories.
- Scheda tecnica per valvole industriali: Qualified individual components do not prove that travel, fail position and safety functions have been verified after assembly.