wafer butterfly valve:
1.easy installation and maintenance;
2.reliable sealing and leak is zero,long life;
3.energy saving

wafer hard sealing butterfly valve:

passed ISO9001:2000,ISO14001:2004, and API certification.

 

 Applicable scope: 

    Water supply and drainage, electric power, oil, coal gas (gas), chemical, smelting,foo(drinks),medicine, paper, ships, environmental protecting,etc. engineering system,

conveying various corrosive medium,noncorrosive fluid medium via  line and container, used to adjust the flow of the medium and the interruption.

 

Applicable temperature: NBR-10~120,  EPR-20~130, 

                                        FPM-10~200

Applicable medium: water, air, oil,etc.

 

Driving way: worm gear, manual, electric,pneumatic

 

 

Materials of valves' main part:

 

Body:   QT400-15 WCB

Seat :rubber

O-ring: kinds of rubber

Plate:  HT200(chrome) QT400-15(chrome)WCB,2Cr13

Stem: 45,40Cr 2Cr13 1Cr13