■Structure and purpose
This factory production GFHH 49 x / 46/48 / H silencing slow close check valve series products available in the media such as water, sewage, sea water drain, can prevent the backflow medium, and can effectively restrict the destructive water hammer, ensure the safety of the use of the pipeline. It has the advantages of novel structure, small volume, light weight, small fluid resistance, reliable sealing, smooth opening and closing, wear resistance, long service life, oil pressure, slow is not affected by medium closed, good energy saving effect, etc.
GFDHH 44 h / 47 x butterfly check valve buffer is mainly used in industrial water supply and drainage, sewage treatment plant of the water pump outlet, prevent the network medium counter-current, automatic eliminate the destructive water hammer, so as to ensure the pump and pipeline from being damaged. This valve is mainly composed of body, disc, buffering device and trace of regulating valve. The product has the advantages of novel structure, small volume, small fluid resistance, smooth operation, reliable sealing, scouring resistance, wear resistance, buffering performance is good wait for a characteristic, is the best product for industrial water and urban sewage.