BUTTERFLY VALVES
GATE VALVES
NON RETURN VALVES
FLOW CONTROL VALVES
PENSTOCKS, FLAP VALVES
NEEDLE VALVES
AIR RELEASE VALVES
STRAINERS
IRRIGATION AND FIRE HYDRANTS
DISMANTLING JOINTS
AIR RELEASE VALVES
Double Orifices Air Release Valve
Suitable medium: water、sea water
Main material: grey cast iron,ductile cast
iron,alloy cast iron,carbon steel
Suitable temprature: ≤80℃
Nominal pressure:
PN2.5-25bar
Nominal diameter: DN50-DN200mm
Flange dimension: BS4504 ISO2531,ISO7005
and other standards conforming to the requirements
MATERIALS OF MAIN PARTS

Name of parts

Material of parts

Body, gate

Cast iron/ductile iron/carbon steel

Cover

Steel

Float

Stainless steel

Stem

Stainless steel

Sealing ring

Rubber

There is one large and one small orifices.The large one is used to intake and release large amount of air and the small one is used to release the air during the course of water sup-plying.The main pipeline is DN400-1600mm.

【Main size, connection size and weight】

DN(mm)

Connection outform size(mm)

双口法兰式适用介质

D

H

H1

L

40

145

355

215

370

50

160

355

215

370

75

195

360

225

430

100

215

360

225

430

150

280

380

230

510

200

335

430

320

680

300

390

540

360

825


 
 
ADD:GUANGHUA ROAD ELECTROMECHANICAL INDUSTRIAL PARKS,ECONOMIC DEVELOPMENT ZONE, TIELING,LIAONING,CHINA.
Contact Person: Xiufang Xu  Mobile:+86-15804109000  +86-13841004152  +86-15804106888  
Mobile:+86-15841461848  Tel:+86-24-72875366  Fax:+86-24-72875361  E-mail:tltkfm@163.com  tldwvalve@163.com  POST CODE:112000