Author:     Published time:2016-10-14 21:44     Reading times:1114    

The AWWA Swing Check Valve incorporates design features to provide energy saving, ease of maintenance, and extended valve life. Designed for municipal and industrial water and waste water applications, the AWWA swing check valve is available with three field adjustable closer options: Lever and Weight, Air Cushion or Lever & Spring. The swing check valve features a 100 percent unrestricted flow area for energy savings and a full-access domed cover with vent port for ease of maintenance without removing the valve from the line. Other features include: heavy-duty stainless steel shaft and replaceable body seat, replaceable resilient seats with integral O-ring sealing beads for positive seating, and NSF/ANSI 61 fusion-bonded epoxy coating on the interior and exterior for corrosion resistance. Sizes 2 inches to 48 inches are constructed of ductile iron and sizes 30 inches to 48 inches are also available in cast iron. The swing check valves are designed and built in accordance with AWWA Standard C508, are Certified to NSF/ANSI 61 for Drinking Water System Components, and are Certified Lead-Free in accordance with NSF/ANSI 372 standard.