What are the performances of pneumatic flange butterfly valve? Sealing material code of pneumatic ball valve: F PTFE, F46 fluorine lining, H stainless steel, J rubber lining, M Monel alloy, N nylon plastic, Monel P, Y hard alloy, W valve body directly processed;
Midline sealing butterfly valve Specification of midline sealing butterfly valve: DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300, DN350, DN400, DN450, DN500, DN600, DN700, DN750, DN800, DN900, DN1000, DN1050, DN1200. Pressure rating of midline sealing butterfly valve: PN1.0MPa, PN1.6MPa, PN2.0MPa, CLASS125, CLASS150, CLASS250
