... d.Connection:flanged a.material:WCB ,CF8 stainless steel or cast iron b.Port size:20-500c ... main parts:Body ,bonnetcast iron ,ductile iron ,stainless steelstrainerstainless steel ,1CR18NI9TIProductions:We can produce gate, check, ... valve with the materials of ductile iron, carbon steel, , stainless steel, ,cast iron and other materials available to ... API, BS, DIN, JIS etc. Stainless steel Y-type strainer