Complaint
Application
DEYI diaphragm valve series is a pneumatic type sanitary diaphragm valve with compact design. The valve is excellent for flow control as well as for open/close duties. It is mainly used for sampling, biological system, laboratory engineering, etc.
Specification
Mini type sizes available: 1/4"-4", DN6-DN100
Valve body: AISI 316L.
Valve seat: EPDM+PTFE
Max. working pressure:
Actuator can with plastic material or pure stainless steel material, NC/NO/AA type for choose from
Air supply port: M6
Working temperature range: -22 ~ 266°F (-30 ~ 130°C) or higher upon request
Inside treatment: Ra 16-32μin (0.4-0.8μm), Ra 25 (0.5μm) is the default.
Options
End connection can be butt-welded, sanitary tri-clamp.
Diaphragm can be pure EPDM or EPDM+PTFE
Inside surface treatment can be Ra 16μin (0.4μm).
The mini diaphragm valves can be with plastic pneumatic actuators or pure stainless steel actuators as below photos show, actuators can be NC/NO/AA operated for choose from
Technical Parameters: | |||
Steel material | Product wetted steel parts | AISI 316L (1.4404) | Provided with material inspection report |
Other steel parts | AISI 304 | ||
Seal material | Standard | EPDM+PTFE | All seal materials comply with FDA 21CFR117.2600 |
Options | Pure EPDM | ||
Pressure | Working pressure | ≤145psi (10bar) | |
Temperature | Working temperature | -22 ~ 302°F (-30 ~ 150°C) | |
Surface treatment | Inside surface treatment | Ra 16-32μin (0.4-0.8μm), Ra 25 (0.5μm) is the default. | |
Outside surface treatment | Ra 32μin (0.8μm), Sand Blast or other upon request. | ||
Connection | End connections can be butt-welded, sanitary clamp. | ||
Actuator | Normally Closed (NC) - Air to open and spring to close; Normally Open (NO) - Air to close and spring to open; Air to Air (AA) - Air to open, air to close. | ||
| Sanitary valve | Sanitary Butterfly Valve Sanitary Check Valve Sanitary Ball Valve Sanitary Reversal Valve Sanitary Diaphragm Valve Sanitary Sample Valve |
| Sanitary Pipe Fitting | Sanitary Elbow Sanitary Tee Sanitary Reducer Sanitary Cross Sanitary Triclamp Ferrule Sanitary Cap Sanitary Pipe Hanger Sanitary Tank Cleaning Ball Sanitary Hose Joint Sanitary Unions Sanitary Sight Glass Sanitary Strainer |
| Sanitary Manway | Sanitary Round Manway without Pressure Sanitary Round Manway with Pressure Sanitary Square Manway Sanitary Oval Manway |
| Sanitary Pump | Sanitary Centrifugal Pump Sanitary Lobe Pump Sanitary Self Priming Pump |
| Sanitary Tank | Storage Tank Fermentation Tank Mixing Tank Warm-keeping Tank |
| Sanitary Tube | Seamless Tube Weldless Tube |
| Sanitary Gasket | Silicone/EPDM Gasket for Triclamp Silicone/EPDM Gasket for Union Silicone/EPDM Gasket for Butterfly Valve |
