Meet design requirements of ANSI B16.5, B16.34, B16.10, B16.25 (for NPS??24), MSS SP-44(for NPS>24), API-600 or API 6D
@Inspection and Test: Accord with API 598
@Full range of body/bonnet & trim materials
@Choice of solid, flex or split wedge design
@Back seating design
@Upset forged T-head stem design
@OS&Y construction
@Renewable seat rings--seal welded
@Full port design
@Full length wedge guides
@Optional impact hand wheel
@Optional lengthen stem