Wafer butterfly valve,semi-lug type concentric seat 1.API609,BS5155 2.Resilent rubber seat 3.suitable for universal flanges WAFER BUTTERFLY VALVE,SEMI-LUG TYPECONCENTRIC SEATAPI609/BS5155DN40-DN1200Resilient rubber seat.mounting between flanges of various standardDIN/BS EN1092 -1 PN10/PN16/,ANSI Class125/Class150,etc.Body::Ductile iron with epoxy coatedDisc:Ductile nickel coated/Stainless steel/Alu-BronzeSeat:inserted type rubber seat,EPDM/NBR/PTFE etcOperation:handle lever/gear box/acutuators samples available on request.

Semi-lug butterfly valve