... Ceramics: Kinds of components used in ceramic ball valve, butterfly valve and kinds of control valve: such as sealing ring, ball, seat, liner and ... Tube: Outer Diameter<800mm, Length<900mmCeramic Flange/Ring: OD<800mmCeramic Valve: OD<340mmSuitable: High Temperature, Wear-resistance, Corrosion-resistance,Application: Semiconductor ...