衛(wèi)生級快裝角座閥閥 Pneumatic Clamp Angle Seat Valve
絲扣角座閥 Pneumatic Thread Angle Seat Valve
手動法蘭角座閥 Manual flange angle seat valve
衛(wèi)生級快裝角座閥 Sanitary clamp angle seat valve
法蘭角座閥 Pneumatic Flange Angle Seat Valve