DANAÏS 150 Butterfly valve

Butterfly valve DANAÏS 150

Double-offset butterfly valve with ISO 5211 compliant square shaft end, with plastomer seat (also in fire-safe design), metal seat or elastomer seat (FKM [VITON R] or NBR [nitrile]). Lever or manual gearbox, pneumatic, electric or hydraulic actuator. Body made of nodular cast iron, cast steel, stainless steel or duplex stainless steel (254 SMO). Wafer-type body (T1), full-lug body (T4), T4 suitable for downstream dismantling and dead-end service with counterflange. Connections to EN, ASME or JIS. Fire-safe design tested and certified to API 607. Fugitive emissions performance tested and certified to EN ISO 15848-1. ATEX-compliant version in accordance with Directive 2014/34/EU.
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Main Applications

  • Hot-water heating systems
  • District heating
  • Chemical industry
  • Air-conditioning systems

Technical Data

Nominal pressure Hydr casing
CL 150, CL 300, PN 25
Maximum nominal size TSG
DN 1200
Max allowed fluid temp TSG
260 °C

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  • Gland packing can be replaced without removing the bracket / lantern:
    • Ease of service
    • Cost reduction

Technical Data

Component function
Shut off/control flow
Connection type Inlet
Installation between flanges,
External-thread connection
Design concept Drive
With pneumatic actuator,
With handwheel,
Mtrl Hydraulic casing
A351 GR CF3M.09
Nominal pressure Hydr casing
CL 150,
CL 300,
PN 25
Maximum nominal size TSG
DN 1200
Minimum nominal size TSG
DN 50
Max allowed fluid temp TSG
260 °C
Min allowed fluid temp TSG
-50 °C
Valve body type
Wafer-type body,
Full-lug type, flat faces,
Full-lug type, raised faces

Sectional Drawings