BR 831 series three-piece ball valve has optimized flow characteristic and can provide larger valve flow capacity. It also has the advantages of online mainetenance and replacement. It is widely used in elctrical power, oil refining, chemical, petrochemical, paper and other industrial fields.
Nominal Diameter：DN15 to DN300 (1/2” to 12”)
Pressure Rating：PN16 to PN250 (ANSI 150 to 1500 lbs)
Flanged: ANSI B 16.5(RF, RTJ) / DIN EN 1092-1
Welding：ANSI B 16.25 BW or SW