... ~ 180 °C (RPTFE), -20~ 300 °C (PPL) 7) Working medium: Water, Oil, Gas, Acid, Steam,etcFeatures:1) Blow-out proof stem2 ... steel ball valve,Multi-port ball valve,Wafer ball valve,CF8 ball valve,CF8M ball valve,SS316 Ball Vavle,SS304 Ball Valve,Check valve,Gate valve,Globe valve ...