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 Quick closing valves (1.3 MB)


..... also available:

Quick closing valve DIN-length PN10 DN 65
with limit switch
with release cylinder for pneumatic, hydraulic
and manually remote control
stem: 1.4571, bonnet sealing: graphite
O-rings: EPDM, spring: 1.4571
with crank handle VG 85086-A for separate closing
flanges PN16 dimension and drilled
material stainless steel


further designs are possible -  ask us !

Quick closing valves

Our sos valves are designed to ensure a safe and simple operation. The low height also allows the usage in narrow spaces.

They are available in nodular cast iron, cast steel and bronze. For pipes from DN 15 up to DN 200, in straight and angle type, with flanges acc. to DIN, ANSI or JIS.

Furthermore, on request our quick closing valves / sos valves are available in the design "fire-safe" and/or with position indication by ínstalled limit switches.

The valves are type approved by ABS, DNV, LR and BV.


Now our quick qlosing valves are also available in following designs:

•  with bellow for thermaloil

•  with thermical release


New in our programm:  We can also offer quick opening valves from our product range.



Quick opening valves

We have extended our product line of Quick closing valves !


The newest addition is our Quick opening valve with bellow.

This valve is specially designed for the sudden release of pressure or the emptying of piping-systems.


The space saving design allows the usage in narrow spaces. The sudden opening can be operated easy and safe from the outside of a danger zone  by pneumatic, hydraulic or  wire actuation. Additionally our Quick opening valves are equipped with a handwheel for manual operation.


Our Quick opening valves are also available in special designs, e.g. in different materials, without bellow or with limit switches.


Hydraulic pump unit station

New generation of hydraulic pump unit station ! 


New is our hydraulic pump unit station in stainless steel, which is suitable for the releasing from up to 6 quick closing- or quick opening valves.


New design:

  • Investment casting- and laser cut components compared to old cast iron version.
  • Corrosion-free due to the new composite materials. Varnishing is not necessary.
  • User-friendly due to an enlarged oil-filling hole.
  • Yacht construction suitably due to lightweight 
  •      design and polishability of the components.
  • Suitable for tandem function by a common tank.  
  • Synchronous releasing is possible from up to 6 quick closing valves.

On your request, we will be pleased to send you a detailed overview of the entire product range with all technical details on dimensions, connections and materials.


Please do not hesitate to ask us !