BUTTERFLY VALVE;, SHUT OFF;, PRESSURE CLASS: 150LBS;, NOMINAL DIAMETER:400MM;, BODY MATERIAL: CARBON STEEL A216WCB;, OBTURATOR MATERIAL: A351 STAINLESS STEEL;, SEAT MATERIAL: POLYTETRAFLUOROETHYLENE;, STEM MATERIAL: STAINLESS STEEL A351CF8M;, FLUID: RAW WATER;, ACTUATION: PNEUMATIC ACTUATOR;, WITH POSITIONER;, END: WAFER;, SEALING: WITH SEALING;, STANDARD OF CONSTRUCTION: ANSI 150;, REFERENCE/MANUFACTURER: YABHB-112E1-D0/PROVAL;