Rubber disc check valve is also called flexible check valve, whose disc is rubber coated. Rubber disc check valve is mainly made up of body, cover and disc, and the disc adopts steel plate coated with rubber, its open and close service life could be up to one million times. Flapper check valve adopts full bore design, which makes it have small head loss, not easy accumulate foreign matters, but easy for maintenance. Flexible check valve is applicable to water supply and drainage system, which can be mounted on the pump outlet to prevent backflow and water hammer. Rubber disc check valve can be also mounted on the bypass pipe of reservoir inlet and outlet pipe to prevent the water in the reservoir flow back to water supply system.
· Full bore design
· BC, bolted cover
· Flexible rubber disc
· Silent valve open and close
· Body: Ductile iron EN-GJS-400-15 (GGG-40)
· Bonnet: Ductile iron EN-GJS-400-15 (GGG-40)
· Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)
· Wedge: WCB with EPDM vulcanized
· Internally and externally epoxy coated
We will contact you within 1 working day, please pay attention to the email with the suffix “@dafm.cn”.