QB Handwheel Knife Gate Valve API Standard
1. Size: DN50-DN400
2. Pressure: 1.0-1.6MPa
3. Material: SS304
4. Used to Slurry

Specifications:

QBHandwheel Knife Gate Valve API Standard       

1.  Size: DN50-DN400
2.  Pressure: 1.0Mpa-1.6MPa
3   Material:  Cast Iron, Stainless steel 304, 316,316L

4.  Material for Disc:  2Cr13, 201, 304, 316,316L

5.  Seat Ring:  PTFE, 2Cr13, stainless steel, hardalloy

6.  Packing:  Graphite, PTFE

7.  Connection:  Wafer, Flange, Plum

8.  Application:  sewage, powder, paper pulp, ore pulp,sugar

9.  API Knife Gate Valve for Chemicals for Ore Plup is widelyused and enjoy good reputation.

Introduction:

QB metal seated  cast steel knife gate valve (QB Type APIKnife Gate Valve)is a new type knife gate valve whose seat is fixedup on the body. The metal seat ring moves ladderlike with body, andmoves concavo-convex with seat. QB cast steel knife gate valve iswith O type seat ring is set between the metal seat ring and theseat, and a seat ring is at the joint of the seat and the body.Some dollops which are casted together with the body at the bottom,on the gate there also is bevel to fit the dollops. When the gatecloses to the bottom of the body, the dollops extrude the gate toimpinge the metal seat. This structure breaks the shortage of can`tbe taking pressure test for the metal seat, evidently improve theeffect of pressurizing. The API knife gate valve is suitable forthe medium of granule.

Main Spare Parts andMaterials