execution standard

Manufacturing and acceptance standards shall be in accordance with GB13927-92

Flange connection standards shall comply with GB/T9113 and GB4216

The structural length standard is based on GB12221-89 Basic Series 10

Product Introduction

Swing typecheck valveGenerally installed horizontally, the medium flow channel is basically in a straight line during the opening process, so the fluid resistance is lower than that of the lift check valve. This product is widely used in water supply and drainage systems to prevent medium backflow.