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Specifications

double flange butterfly valve
face to face according to ISO5752
vulcanized rubber liner prevent leakage
worm gear operation

Several years professional butterfly Valve manufacture directly suppling:

worm gear operated double flange butterfly valve dn200

Flange comply with:

DIN PN6/10/16,

ANSI CLASS 125/150,

JIS 10K,

BS10 TABLE "E"

Optional Materials:

Body: Cast Iron GG25, Ductile Iron GGG40, GGG50

Disc: Ductile Iron+Nickel painted,SS304/316,AL-BRONZE C954

Seat: NBR ( Buan-N), EPDM, VITON, PTFE

Shaft & Pin: SS410, SS416, SS304, SS316

Actuator: Lever,Worm Gear, Pneumatic and Electric Actuator

Product characters:
1. Rubber backed seat with stable valve torque.
2. Grooved sleeve design to achieve stable positioning.
3. Simple construction, small in size, Easy disassembling, installation and maintenance.
4. Minimized operating torque. Lever, gear, pneumatic and electric actuators can be chosen.
5. Special design, high flow rate and low flow resistance.
6. Suitable medium: water, sewage, sea water, air, steam, food, medicament, oils, acids, alkalis, salts etc. No leakage under the rated pressure.

7: Painting: expoxy Paint