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GEFA – Your Partner for Butterfly Valves

Soft-seated Butterfly Valves for Industry, Chemistry, Pharmacy, Water Technology

Product features KG 7

On the numbered markings you receive further information.

1. Automation system GEFA-MULTITOP

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  • Standard flange acc. to DIN 3337
  • Direct actuator mounting without interruption of the stem
  • Variable and exchangeable for any actuator size
  • Actuator protection against leakage

2. Two-piece body

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Standard overall length; very service friendly, simple exchange of internal parts possible because of the two-piece body design

3. Bearing

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including O-ring

4. Primary seal

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Has a labyrinth layout and is integrated in the seat. This construction guarantees the cavity-free and pressure-resistant sealing to the outside

5. Seat

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multifunctional seal element, easy to replace, maintenance free, long service life, tight shut-off in the seat, to the flanges and the shaft. Based on the construction (dovetail) the seat is safely locked between body and flanges, embedded in the body without edge protruding over the flange area

6. Disc / Stem

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One-piece design, absolutely free of play, large free cross-section, minimal pressure loss

7. Rational and safe

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  • The cylindrical screws fix the mounting flange without transferring torques (driving torques)

8. Guarantee a free of play connection

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  • The clamping sleeves transfer the driving torque and guarantee a free of play connection between mounting flange and the body
GEFA PROCESSTECHNIK GMBH
GERMANIASTRASSE 28
D-44379 DORTMUND

TELEFON: 0231 / 61 00 9 - 0
TELEFAX: 0231 / 61 00 9 - 80

E-MAIL: GEFA@GEFA.COM
INTERNET: WWW.GEFA.COM