Ductile Iron Combination Air Release Valve With Thread And Flange Full Bore
EN1074-4 Thread And Flange Full Bore Combination Air Release Valve Triple Function
Feature
Comply to International standard EN1074-4 and AWWA C512.
Full bore from inlet to outlet
Simple components : valve body and bonnet, float,seal arc, guide barrel etc,.
Single chamber with triple function which are large air exhausting, vacuum breaker and small air venting.
AISI 304SS internal parts
Anti-shock device is available. Simple design and it can be upgraded from the standard type.
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
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