Pneumatic Tank Bottom Diaphragm Valves

Technical specifications

Pneumatic tank bottom diaphragm valve is specially used for discharging medium from tanks, no resort at the chamber.
◆ Size: 1"-4", DN25-DN100
◆ Highest Temperature: -30 to 150 ℃ (Depending on diaphragm) (Stainless steel actuator)
◆ Highest Temperature: -30 to 130 ℃ (Depending on diaphragm) (Plastic actuator)
◆ Maximum Pressure: Unidirectional (DELTA P = 100%)
                                  Normally closed rubber 8bar, PTFE 6bar (option)
                                  Normally closed rubber 6bar, PTFE 4.5bar (standard)
                                  Normally open and double acting rubber 8bar, PTFE 6bar
◆ Facelift different actuators can meet higher pressure rating
◆ Forged Body: 1.4404 / 316L /1.4435 NB2
◆ Cast body: 1.4404 / 316L
◆ Connection: Weld, Clamp, Flange, Thread
◆ Body Structure: 2 channels, 3 channels, etc.
◆ Diaphragm Material: EPDM + PTFE (double layer) / EPDM / Silicon / FPM (Viton)
◆ Certificate: 3A-54-02 / 1580, PED 97/23 EC, FDA177.2600