1. Product overview
PTFE lined butterfly valve is the valves with the seat and the valve disc to be made of PTFE lined design, using two axis, upper and lower segment technology. Suitable for acid, alkali, corrosive medium.
2. Standard technical parameters
1) Valve body
Nominal diameter: DN50-600
Body material: WCB,304,316
Connection type: wafer, fl ange, lug wafer
Pressure class: PN1.0MPa, PN1.6MPa
Structure: Midline type
Design and manufacturing standards
Design and manufacture: GB12238
Connection standard: JB/T79.1-1994
Structure length: GB/T12221-2005
Pressure testing: GB/T13927-2008
2) Valve components:
Seat sealing: PTFE:-30~140℃
Disc material: WCB,304,316 lining PTFE
Applicable medium: Water, liquid, gas, oil, powder,steam, acid and alkali corrosive medium
