Model Number: BF-17032203 Key Specifications/Special Features: Wafer type butterfly valveSpecification: D71X-16ZB1CI bodyDisc: ductile iron + NP (nickel plated)Seat: EPDMSS410 stemHandwheel/gear boxWith pin connection Check other specifications below Body,disc cast iron/ductile iron Disc SS304,SS316,Bronze SEAT EPDM,NBR,PTFE Working temperature PN10/16.125/150LB Size DN50-DN1200 Standards ISO,API,DIN,BS