Specifications

1. Small torque
2. dn50-600mm
3. midline type, sealing better
4. epdm seal wafer dn80 butterfly valve gear operated valve

Wafer dn80 butterfly valve gear operated valve

Product information:

Control type	Hand lever, worm gear operated, pneumatic, electric control type
Electric actuator	On-off, I/O:4-20mA
Explosion proof electric actuator	EX d Ⅱ BT4 EX d Ⅱ CT6   Regulation type,switch type
Optional voltage	AC220V AC110V AC380V     DC12V DC24V DC110V
Pneumatic actuator	Double acting,single acting
Pneumatic accessories	Limit switch,positioner,solenoid valve,filter relief-pressure valve, hand wheel-operated.
Nominal diameter	DN25-DN600
Nominal pressure	1.0-1.6MPa
Applicable temperature	PTFE:-30~150°C EPDM: -30~120°C NBR: -30~80°C
Connection	Clamp,lugs on clip,double flange
Body material	Ductile iron (DI),carbon steel(WCB),stainless steel
Disc material	304,316,316L,nylon,cast steel
Seat lining	EPDM,NBR,VOTON,PTFE
Applicable medium	gas,water and oil etc

 Control type: Handle, gearbox, pneumatic, electric

 

Please kindly confirm the valve size, body disc and seal mateiral and control type before place an order here, thanks.

Part name specifications:

 

Shaft: double half shaft ISO 5211 standard, easy mounting;

Anti- blow out holes: a back seated design, long service life,

Stem: stainess steel material, Single monolithic valve stem; with spline,

rigidity connction with the valve plate;

Dsic:  Precision casting, valve plate, processed into the spherical sealing surface, torque more

more small, sealing better; By the valve stem with spline drive rigidity, floating up and down in the

valve plate to automatically, prevent to produce stress;

ISO5211 installation standard, can be direct mounting control device;

ISO5211 installation standard, with handle and gearbox operation: 

Penuamtic and electric wafer d671x d971x butterfly valve: 

Packaging information: 

Our service:

Company information:

*  POLOVO is a famous control valve manufacturer, and also as one of the world fluid process

industry leaders.The products with unique design, excellent quality, exquisite workmanship and 

nearly perfect operation reliability, for global users to provide the best quality service.

*  POLOVO Mainly with pneumatic valves, electric valves, check valves, Solenoid valves, the regulator, 

controlvalves, etc control valve. In the research, development and production have rich experience and

unique design features. Products are widely applied to water treatment equipment, environmental engineering, 

power plant, steel industry, petroleum, chemical industry, textile printing and dyeing, coal mine, electronics,

automobiles, heating refrigeration, pharmacy, municipal, shipbuilding, metallurgy, light industry, and other fields. 

FAQ: 

1) What's material of the D71X-16C-DN65 handle?

---->  We mainly provide 3kinds of butterfl valve handles. for aluminum alloy, ductile iron and

         stainless steel;

 And widely used is Ductile iron type; also it can be as your requrement;   POLOVO VALVES, Arina.

2) Do you have size of  dn25 1 inch butterfly valve? 

---->  Manily for the small size valve we are suggestion is ball valve which is more suitable, and

also we have a  kind of butterfly valves which can be do that. the body material is: Aluminum alloy. 

Polovo valves (Shanghai) Co.,Ltd

We mainly provide high quality butterfly valves, ball valves, pneuamtic angle seat valves,

Pneumatic actuators and have any problems please don't hesitate to keep in touch;

TEL: +86 021 68112100

FAX: +86 021 39652505

 

Thank you again for your checking here have a nice day;