SDV Diaphragm Valves plastomer-lined
for shut-off, flow control or throttling of corrosive and abrasive liquids or even gaseous media at critical process applications.

Main Features
• Robust construction, maintenance-free
• Bubble-tight shut-off throughout
• the full pressure- and temperature range
• Force limiting device protecting diaphragm
• from cold flow and other deformations
• Yellow sight indicator showing actual
• position of diaphragm
• Easy replacement of components on site
• Handwheel or pneum. stroke actuator
• Version with sliding spindle for external
• linear stroke actuators

Technical Data
• Nom. Sizes: DN15 - DN200 resp. ½" - 8"
• Flanges according to DIN PN10/16 resp.ANSI 150lbs
• Face to face acc. to EN 558-1 range 1 resp. US-standard
• Bodies/bonnets: cast steel ASTM A216 WCB or CF-8M
• Linings: PFA, PFA-AS (anti-static), PVDF, PolyPro
• Diaphragms: PTFE/EPDM,PTFE/FPM (Viton®), EPDM

Operating Conditions (dep. on material selection)
• Pressure: 13 mbar (0.2 psi) up to 16 bar (232 psi)
• Temperature: -30°C (-22°F) up to +150°C (+302°F)