burkert2030 type diaphragm valve product descriptions and features: 2030 type two two-way pneumatic diaphragm valve pneumatic switch corrosion resistant diaphragm valves are suitable for corrosive media switch, plastic body, oil Ning interface optimized valve flow characteristics , zero dead zone, flow, self-discharge installation. Technical parameters bore: DN15-100 Body material: PVC-U (PVDF and PP available on request) Actuator Material: PA Polyamide (PPS available on request) Sealing material: EPDM (PTFE / EPDM on request) Media: Neutral gases and liquids, corrosive or abrasive medium viscosity: up to viscose medium temperature: PVC body -10 - +60 ° C ambient temperature: -10 to +60 ℃