韩国三洋SAMYANG各种阀门，韩国AUTOMA电气动执行器、限位开关。由厂家直接供货，欢迎来电，010-51767982，联系人丁先生。 Valve Size15A~250AActuator ModelAD50~AD300DActuator TypeDouble ActingOperating MediaCompressed Dry AirOperating Pressure4~7kg/cm 2Rotating Sngle90 o± 3 oFluid Temperature-10~90 o C(-10 ~ 150oC)RatingJIS10K(20K)ANSI150# (300#)Body MaterialSUS304(SUS316)/BodySUS304(SUS316)/BallPTFE(GRAPHITE)/SeatAccessorySolenoid Valve, Air filter Regulator , Limit Switch Box, E-P Positioner