KDV Straight Through Type DIAPHRAGM VALVE
Halar Coated Straight Through Diaphragm Valve
KDV’s Halar Coated Straight Through Diaphragm Valve combines a straight-through flow path with ECTFE (Halar) coating for reliable flow control in corrosive and demanding industrial applications. Its diaphragm design isolates process media from the valve’s mechanical components while providing dependable shutoff and straightforward maintenance.
FEATURES AND BENEFITS
- Bubble-tight shutoff (Class VI)
- Cavity free design
- Easy/low maintenance
- In-line serviceable (top entry)
- No stem seal leakage
- Standard Position indicator
Applications for Halar Coated Straight Through Diaphragm Valves
- Water and waste water
- Organic sludge
- Effluent treatment
- Corrosive Chemicals
- Light abrasive solutions
Nominal Size:
DN15 – DN300
Face to Face:
BS, DIN, MSS
Flange Drilling:
ANSI#125/150, PN10/16, Table D/E, JIS
Pressure:
Up to 16 Bar (Elastomer Diaphragm)*
Up to 10 Bar (PTFE Diaphragm)*
*Max pressure varies across size range
Design Standards:
EN13397-2001 (BS5156:1985)
MSS SP88-1993-(R-01)
Testing Standards:
EN12266-1 2002(BS6755 Part 1)
MSS SP88-1993-(R-01)
DIAPHRAGM MATERIALS
10 – Natural rubber (NR)
20 – EPDM rubber
30 – Butyl rubber (IIR)
40 – Nitrile rubber (NBR)
50 – Neoprene rubber (CR)
60 – Hypalon rubber (CSM)
70 – Viton rubber (FKM/FPM)
MATERIALS OF CONSTRUCTION
