Double Flange Concentric Type Butterfly Valveface To Face Din 3202 F16flange Din Pn10/16body Di Ggg40, Ss304/ssdisc Di /ss304/ss316stem Ss420seat Epdm ...
Dismantling Joint, Light Type Or Heavy Type,outer Flange Di Gjs500-7sealing Ring Epdm middle Flange Di Gjs500-7inner Flange Di Gjs500-7stud Dacrotflange ...