SLB
Douglas - Model 800 -Ext. Weld Bolted Bonnet Gate Valves
FromSLB
Ratings (ASTM A105): 800 p.s.i. @ 850°F, 1975 p.s.i. @ 100°F. Test pressure (ASTM A105): Hydraulic:(minimum), Body - 3000 p.s.i. Seat - 2175 p.s.i. Air under water: Seat - 85 p.s.i. Standards: Construction: API 602, API 606, Socket weld: ASME B16.11, Threaded: ASME B1.20.1, Test: API 598-BS 6755 (Pt.1). SNW Sw/ext. Weld: TNW Sw/ext. Weld, Connections (xx).

