Stainless Steel Butterfly Valve type AK202

Wafer-type stainless steel butterfly valve for aggressive medium

Stainless steel butterfly valve

Stainless steel butterfly valves are ideal for acidic and corrosive liquids and for various pressures and temperatures.

Stainless steel butterfly valves can be used in many applications and industries such as chemical, beverage, brewing, pharmaceutical, petroleum refining, ultrapure water, paper, mining, nuclear power, irrigation, etc.

Fergo offers a wide variety of butterfly valves in function, body, certification, application, seat, and much more. We offer all options and modifications of butterfly valves.

Wafer butterfly valve stainless steel

  • Fergo butterfly valve type AK202-SSELW-DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300
  • Intermediate flange housing for installation between flanges PN10/16/150lbs
  • Head flange according to ISO 5211
  • Tightly closing – Centrically mounted
  • Body: CF8M (1.4408)
  • Disc: CF8M (1.4408)
  • Shaft: AISI 420
  • Nominal pressure (max.): 16bar
  • Seat ring: EPDM
  • Temp. (min. max.): -10°C to +120°C
  • Operation: Hand lever, gearbox, pneumatic & electric actuator
  • Accessories and options: Limit switch box, Solenoid/pilot valve, Positioner


Electric Actuator, Pneumatic double-acting, Pneumatic single-acting, Hand lever, Mounting flange (ISO 5211), Gear with handwheel

Flange connection

PN10, PN16, ANSI 150

Overall length

EN 558 S20

Housing Material

Stainless steel (1.4408)

Disc Flap

CF8M (1.4408)

Sleeve Material


Pressure stage


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