AWWA C512 Thread And Flange Full Flow Combination Air Release Valve Single Body Triple Function
Combination kinetic air release valve provide 3 functions:
1. Large air release
2. Small air release
3. Large air intake during draining of the pipeline.
Features
AFC's air release valve conforms to International standard EN1074-4 and AWWA C515.
AFC's air valve is 100% full bore from inlet to outlet
Simple components : valve body and bonnet, float,seal arc, guide barrel etc,.
Single chamber.
All internal accessories are of AISI 304SS, hardness and quality are quaranteed.
AFC's air valve have not only large air exhausting and large air intake under invacuum,but also one more function of small air releasing.
There is a seal gasket in the valve above big float and it helps orifice make better sealing effect.
Anti-shock accessories is available. Simple design and it can be upgraded from the standard type.
Float Sterngth:
Size Selection Table:
Water flow rate range Max CMH | 760 | 1360 | 4160 | 8500 | 19100 | 33400 | 76300 |
Main pipeline size mm | 80-300 | 200-400 | 400-700 | 750-1000 | 1050-1500 | 1500-2000 | 2100-3000 |
Inlet size of KARX mm | 25 | 50 | 80 | 100 | 150 | 200 | 300 |
bore of outlet mm | 50 | 75 | 95 | 130 | 170 | 230 | 330 |
small orifice size mm | 1.6 | 1.6 | 2 | 2.5 | 3 | 4 | 4 |
Material List:
KARS ( Thread Type DN25-DN50)
KARX ( Flange Type DN50-DN300)
Dimension:
KARS ( Thread Type DN25-DN50)
KARX ( Flange Type DN50-DN300)
Air Flow Characteristic
Large Air Exhausting
Air Intake
Small air venting