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China, Chinese Multi-Functional Air Valve in Ductile Iron1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
ValveExhaust ValveAir Release ValveAdvanced Air Valve
Hengkong Building Technology (Shanghai) Co., Ltd.
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Product Description Product DescriptionAir Release Valves are high-performance industrial valves designed to manage air flow in water transmission and distribution systems. These valves ensure efficient air discharge during pipe filling, controlled air release during operation, and rapid air intake during pipe drainage, preventing water hammer and system damage. Available in 3-function (A400/A400X) and 4-function (A500/A500X) models, they cater to diverse pipeline requirements. Key Features & AdvantagesInnovative DesignSingle-chamber golden ratio design for optimal performance.Full/reduced bore options in ductile iron or stainless steel (PN40 rated).Tangential drainage and aerodynamic flow paths for efficient air management.Versatile Functionality4-Function Model: Adds regulated outflow to prevent water hammer during filling.3-Function Model: Covers air discharge, release, and intake.Interchangeable floats (2 or 3) for flexible operation.Durable ConstructionStainless steel components (floats, screens, nozzles) resist corrosion.PP floats and FKM seals ensure longevity in harsh conditions (0°C to 70°C).Compliance & SafetyMeets EN-1074/4 and AWWA C-512 standards.Pressure range: 0.2-40 bar; flange options include PN10-PN40 and ANSI Class 125-250. ApplicationsWater distribution networksIrrigation systemsMain transmission pipelines Technical SpecificationsSizes: DN50-DN300 Materials: Ductile iron or stainless steel body.Accessories: Flat/umbrella venting screens (insect-proof), mud boxes, control valvesDetailed Photos Company ProfilePackaging & ShippingFAQ1. What is your term of payment?A: 30% advance payment, 70% to be paid before delivery after goods are ready.2. How about your delivery time?A: Delivery Lead Time: Standard shipment within 30 days. Exact delivery date will be confirmed based on order quantity and specific requirements.3. Can you produce products with my own brand?A: Yes, we can offer OEM services.
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