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The main technical parameters Nominal pressure: 1.0 ~ 2.5MPa Nominal by: 50 ~ 350mm Suitable medium: water, oil, water, sewage Temperature: 0 ~ 80 ℃ Flange Standard: GB / T 17241.6 GB / T 9113 Test Standard: GB / T 13927 AP 1598 to parts Materials Body, diversion valve body, bearing, valve, shaft spring ductile iron and gray cast iron aluminum bronze or stainless steel valve consists of a valve for seat, diversion body, valve flap, bearings and springs and other major parts, the internal flow channel with streamlined design, minimal pressure loss. Cutting valve closing stroke is very short, when the pump stops can quickly shut down to prevent water hammer sound great, with mute off characteristics. The valve is mainly used for water supply and drainage, fire protection, HVAC systems, it can be installed on the pump outlet to prevent backflow and water hammer damage to the pump.