Exner control valve type 640/650 DN15-100

Bellows-sealed, single-acting control valve with linear or equal percentage characteristics, designed to control temperature, pressure, level or flow of aggressive and corrosive fluids. All wetted parts made of PVC or PP (type 640) and PVDF or PTFE (type 650). Used advantageously where acid-resistant valves do not have sufficient corrosion protection or as an alternative to valves made of Hastelloy, Monel etc.

Dimensional range: DN15-100
Material houses: PVC, PP, PVDF or PTFE
Material spindle/bellows: Stainless steel 1.4571 / PTFE
Material spindle seal: Hypalon, Viton or PTFE-coated o-rings
Material cone: PVC, PP, PVDF, PTFE, Titanium, Tantalum or Hastelloy B/C
Seat material: PVC, PP, PVDF, PTFE, Titanium, Tantalum, or Hastelloy B/C
Connection: Flange connection according to DIN PN10
KV values: From 0.2 to 90
Regulatory relationship: 25:1
Temperature conditions: -20-+150 °C
Pressure range: Up to 10 bar
Length of construction: According to DIN 558-1

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    Corrosion resistance
    2 / 5
    Wear resistance
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