Gold top valve located in Oubei Town, Wenzhou, China,where can make all kinds of precision balls,including top entry,metal seat and V type balls.On this base,our products range of floating,trunnion
API 6D,ISO 17292 Top-entry ball valve F304 F316 R-PTFE SEAT 300LB TOP ENTRY BALL VALVE USAGE The top entry ball valve is mainly used on pipelines and ...