Components 1 Body Cast iron or ductile iron 2 Seat Brass 3 Disc Cast iron or ductile iron 4 Stem Carbon steel or stainless steel 5 Bonnet Cast iron or ductile iron 6 Hand wheel Cast iron or ductile iron Application 1 Design according to ANSI B16.10 Class 125/150 2 Flange end face to ANSI B16.1-1975 Class 125/150 3 For water,neutral liquids and oil,gas
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