... welded ball valve, floating ball valve,Trunnion ball valve, forged ball alve, top entry ball valve,Pneumatic ball valve, API 6D ball valve, DIN ball valve, Flanged ball valve ... , SS316, SS316LSeal materialRPTFE, PPL, flexible graphiteColor of surface paintWhite (epoxy resin)Table 2Technical data about construction material, working conditions and allowable ...