SAILENT 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 hydrostatically 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 hydrostatically 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 DIRECTION:

• 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.

APPLICATIONS:

• Mining, Power, Pulp and paper, Alumina, Chemical, Cement.