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Air Valve
Single Small Orifice & Double Orifice Standard


Design
> Function as to release accumulated air from the main piping system under normal operation condition.
> Allowing large quantity of air intake into the main piping system when the pipe been emptied.
> ABS Ball replacing Rubber Ball which have high possibility to jam to discharge hole and lock the air valve.

Technical Specification:
Nominal Pressure: PN 16 (other rating also available on request)
Drilling Flange: BSPT 1" & BS EN 1092-2, PN 16 (other flange standard available on request)
Protection: Cold Applied Epoxy Coated (min 250μm) or Fusion Bonded Epoxy (min 250μm)

Recommended use of Air Valve according to pipeline diameter:
Pipeline Diameter Below 150 200 - 400 450 - 600 700 - 900
Air Valve size DN 25 DN 50 DN 80 DN 80
Pipeline Diameter 1000 - 1100 1200 - 1500 1600 & above
Air Valve size DN 150 DN 200 DN 250

Material Specification:
No. Component Reference Standard
1. Bolt and Nut Hot Dip Galvanized Steel, BS 916
2. Air Release Nut Gunmetal, BS 1400, LG2
3. Cover Ductile Iron, BS EN 1563, EN-GJS-500-7
4. Plate Ductile Iron, BS EN 1563, EN-GJS-500-7
5. Gasket EPDM, BS EN 681-1, Type WA
6. Float Ball ABS, ISO 2580
7. Body Ductile Iron, BS EN 1563, EN-GJS-500-7
a. Stem Cap Ductile Iron, BS EN 1563, EN-GJS-500-7
b. Stem Stainless Steel, BS 970-1, 304S31
c. Gland Ductile Iron, BS EN 1563, EN-GJS-500-7
d. Stuffing Box Ductile Iron, BS EN 1563, EN-GJS-500-7
e. Wedge Nut Gunmetal, BS 1400, LG2
f. Disc Ductile Iron Valcunized with EPDM
Note:
Stainless Steel Bolt and Nut available through request
Download Catalogue

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Small Orifice & Standard Air Valve Catalogue

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Air Valve
Double Orifice Kinetic & Double Orifice Aerokinetic

Design
> Function as to release accumulated air from the main piping system under normal operation condition.
> Full bore opening allowing maximum air intake and discharge.
> Combination of Air Release Valve to release air pockets in the distribution line.
> Allowing large quantity of air intake into the main piping system when the pipe been emptied.
> Float capable of withstand pressure upto 1000psi (below DN 100) and 750 psi (DN 150 and above)
> For size DN 250 and above, Stainless Steel float for better Impact resistance.

Technical Specification:
Nominal Pressure: PN 16 (other rating also available on request)
Drilling Flange: BS EN 1092-2, PN 16 (other flange standard also available on request)
Protection: Cold Applied Epoxy Coated (min 250μm) or Fusion Bonded Epoxy (min 250μm)

Recommended use of Air Valve according to pipeline diameter:
Pipeline Diameter Up to 400 450 - 600 700 - 900 1000 - 1100
Air Valve size DN 50 DN 80 DN 100 DN 150
Pipeline Diameter 1200 - 1500 1600 & above  
Air Valve size DN 200 DN 250  

Material Specification:
No. Component Reference Standard
1. Bolt and Nut Hot Dip Galvanized Steel, BS 916
2. Air Release Nut Gunmetal, BS 1400, LG2
3. Cover Ductile Iron, BS EN 1563, EN-GJS-500-7
4. Plate Ductile Iron, BS EN 1563, EN-GJS-500-7
5. Gasket EPDM, BS EN 681-1, Type WA
6. Float Ball ABS, ISO 2580
7. Body Ductile Iron, BS EN 1563, EN-GJS-500-7
Download Catalogue

Download
Kinetic & AeroKinetic Air Valve Catalogue

Request for Price
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