Keystone knife gate valves figure os1700 notes øa port i.
Keystone knife gate valve dimensions.
Keystone knife gate valves figure 952 dimensions inches bore downstream a rising spindle non rising nom.
Dimension per b16 34 appendix a d face to face dimensions per mss sp135 short pattern.
With a tradition of more than 70 years keystone built its reputation on providing industrial process butterfly valves known for their reliability long service life and reduced operating costs.
Round square or rectangular ported.
Mass manual lbs valve size nps b closed c open c1 c d e øf cv at full open note.
High flow rates with low pressure drops.
Integral cast in gate wedges minimize flow obstructions.
Keystone valves come in a variety of formats such as.
Keystone knife gate valves figure 952 pressure temperature graph pressure temperature ratings rtfe seated 1000 kpa 10 bar 150 psi at 20 c 68 f 770 kpa 7 7 bar 110 psi at 150 c 300 f.
Class 300 51 bar 740 psi cwp 100 isolation bubble tight shut off results in absolute zero downstream leakage.
Dn 750 nps 30 is with bevel gear operator.
G the maximum valve width clearance dimension for installation.
Cs contact sales for further information.
Emerson s keystone offer a complete range of butterfly valves from general purpose through to heavy duty and high performance models.
Selection from various materials of construction.
Keystone knife gate valves figure 952 dimensions mm inches valve size dn nps bore.
Notes dimension d the face to face dimension.
20 bar 300 psi cwp optional gate provides 31 bar 450 psi cwp kgf hp.
Also not to be forgotten are the actuators and controls.
Pneumatic and hydraulic actuator sizes are based on differential pressure at.
316 s s valve body construction for superior corrosion resistance.
Standard and custom fabricated knife gates available in any weldable alloy and in many configurations.
Number of lugs is dependent upon flange drilling.
Dezurik manufactures a wide variety of both cast and fabricated knife gate valves including the following styles.
Valves are designed and built to your exact specifications.
Features fabrication provides flexibility of design for today s process industries.
Nps 2 8 valve illustrated.
Keystone figure pcs17 knife gate valves dimensions mm inches valve size dn nps bore a asme 150 b rising spindle c2 d e øf g mass kg lbs kv.
Other special materials.
Lugged style uni directional knife gate valves.
Cv the volume of water in us gpm that will pass through a valve with a differential pressure of 1 psi at 60 f.
Integral rtfe gate scraper.
Kgc cast stainless steel knife gate valves.
High quality gate finish for optimum sealing.
Kgc stainless steel knife gate valves are dezurik s premiere cast knife gate valves they are used as isolation on off valves in the toughest corrosive abrasive liquid slurry or dry material applications.
One piece integral cast body chest and lugs.