台湾317阀门华东地区上海佳裕阀门***：台湾317疏水阀ST-03，台湾317疏水阀(ST-03)THERMODYNAMICST.ST.316STEAMTRAPMODEL:ST-03THERMODYNAMICST.ST.316STEAMTRAPPN40ANSI600LBS.SCREWEDENDTOBS21,ANSIB2.1orDIN-259.BODY:INVESTMENTCF8MSIZE:1/2”~1”)