Double Air Valve (H-40)

The robust construction and precision manufacturing make the Double Air Valve suitable for municipal water supply networks, irrigation systems, pumping stations, and industrial pipeline applications.

Product Specifications

Component	Material Specification
Body	IS 210 Gr FG 200
Trims	AISI 410
Ball	Neoprene Coated Timber

Technical Details

• Valve Type: Double Air Valve
• Manufacturing Standard: MARCK | 016
• Testing Standard: MARCK | 016
• Maximum Cold Working Pressure (C.W.P): 100 PSIG (7 Kg/Cm²)

End Connections

• Flanged to BS 10 Table “D”
• Flanged to ASME B16.1 FF (125#)

Hydrostatic Test Pressure

• Body: 225 PSIG (16 Kg/Cm²)
• Seat: 165 PSIG (11.5 Kg/Cm²)

Size Range

• 25 MM to 250 MM

Key Features

• Efficient automatic release of trapped air from pipelines
• Prevents vacuum formation during pipeline drainage
• Robust cast iron body for long-term durability
• Corrosion-resistant AISI 410 stainless steel trims
• Neoprene-coated timber ball for reliable sealing performance
• Reduces water hammer and pressure surges
• Enhances pipeline efficiency and flow performance
• Low maintenance and dependable operation
• Suitable for high-performance water distribution systems

Applications

• Municipal Water Supply Systems
• Water Transmission Pipelines
• Irrigation Networks
• Pumping Stations
• Wastewater Treatment Plants
• Industrial Water Distribution Systems
• Infrastructure Projects
• Process Water Pipelines
• Utility and Public Works Applications