PFA cast steel lined PTFE flange diaphragm valve refers to a valve with PFA material as the inner lining, and the inner lining material can also be selected from FEP, PO, PTFE. The carbon steel WCB cast valve body can be made into flange standards such as national standard PN16/PN16, American standard Class 150LB, British standard EN, etc. The fluorine lined diaphragm valve can prevent corrosion from strong acid and alkali corrosive media in the pipeline.
