Allines Valves Pvt Ltd.

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Single Piece Design Knife Gate Valves

Single Piece Design Knife Gate Valves

We are the most promising name, involved in supplying Single Piece Design Knife Gate Valves. We offer simple and completely secured payment option that make trading with us completely hassle-free.


Salient Features :

  • Meets design testing standard as per MSS-SP-81 for fully lugged Knife Gate Valves
  • Bolted body and yoke bonnet for easily maintenance Outside screw and yoke construction with thrust bearings
  • Cast stainless steel body with yoke bonnet design
  • Fully lug match ASME B16.5 class 150 with holes tapped
  • Designed to handle slurries, pulp stock and corrosive fluids in process industries
  • “Allines” high quality metal seated Knife Gate Valves with ground knife gates and lapped seating faces have allowable permissible leakage rate
  • Lapped seat ensures tight closure
  • Equally gland follower provide uniform compression of packing
  • Body - MSS SP-81 requires the valve body to be designed for and hydro-statically pressure tested to 1.5 times the rated working pressure. No visible leakage when tested body
  • Knife Gate - MSS SP-81 requires the gate to be designed for and hydro-statically pressure tested to 1.1 times the rated working pressure
  • Seat - MSS SP-81 has an allowable leakage rate (for metal to metal seated valves) of 40 cc per inch of Diameter, per minute at 40 psi pressure
  • Grub Screw - Secured yoke bush in bonnet
  • Grease Nipple - required to grease filling
  • Acid resistant Ni-resist or bronze stem nut
  • Thrust bearing to prevent seizure of hand wheel hub, for 2" to 12" valves
  • Needle thrust bearings provided in 14" to 24" valves

Flow Directions :

  • Metal Seated Flow - Uni - directional flow
  • Soft Seated Flow - bi – directional flow
  • Larger size and customized design valves on request
  • Full port valve offers and resistance to flow operation is always easy even when valves are operated frequently

Options :

  • Design available with chain-wheel, Gear, Electric - Pneumatic or Hydraulic Actuator
  • Locking arrangement on request
  • V-Port seat insert available for metering or throttling service
  • Deflection Cone design available on request


Applications : Mining, Power, Pulp and paper, Alumina, Chemical, Cement