Category:
Parts and Components&Informatization Products
A diaphragm valve is a quarter-turn flow control device utilizing a flexible membrane to isolate the fluid from the actuator. Constructed typically with bodies of stainless steel, PVC, or PP, these valves adhere to standards like ISO 5211 for mounting interfaces and ensure hermetic sealing in sanitary or corrosive environments.
Operators must verify temperature limits against diaphragm material ratings to prevent deformation. Regular inspection cycles are mandatory to detect membrane fatigue, cracking, or delamination. Replace seals immediately upon observing leakage or stiffness during operation to maintain system integrity.