Oct 13, 2014 ... WCB. 77. T5158. Brand. Size. Pressure Class. Body Material ... Corrosive, cryogenic or high temperature service ... This includes the stem, backseat bushing in gate and globe valves and the swing check disc nut. ..... The pressure seal bonnet joint eliminates the body/bonnet flanges, reducing weight and.
corrosion resistant alloys for class 125 to class 4500 pressure service. Our experience as ... coupled with our high quality distribution network, create a win win arrangement where the end ..... A217 Gr CA15 or WCB +. 13% CR Faced ...... API Standard 600 Steel Gate Valve Flanged and Butt Welded Ends, Bolted Bonnets.