We have wafer double eccentric butterfly valve, double flange double eccentric butterfly valve,lugged type double eccentric butterfly valve. The body materials can be cast iron, ductile iron, carbon steel WCB, WCC, stainless steel CF8, CF8M, CF3, CF3M, the pressure PN6, PN10, PN16, PN25, Class 125, Class 150 for different industries. The design standards are API 609, EN593, GB/T 12238, Face to Face as per DIN3202-K1; EN558-1 20 Series; BS5155; MSS SP-67.