b'GATE VALVES - BELLOW SEALEDBELLOW SEALED GATE VALVESW, NPT, BW 800 TO 2500 CLASSOVERVIEWASME B16.34 Design15NB - 50NB (1/2 - 2) Bolted BonnetFlange Ends, SW, NPT, BSP or Buttweld ends available 22150 to 2500 ClassDesign - API602, BS 5352, MSS SP11, ANSI/ASME B16.34 21End Connections - Socket Weld : ANSI/ASME B16.11 20Thread: ANSI/ASME B1.20.1 19Butt Weld: ANSI/ASME B16.25Flange: ANSI/ASME B16.5 18Test and Inspection - API 598 / BS 5146 1716MATERIALS 15No. Part Name 141Body 132Disc3SplitRing 124DiscNut5Gasket 116BellowsHolderLower TACK WELD7BonnetBolt SEAL WELD 108Bellows SEAL WELD9Stem 910Bonnet11BonnetUpper 812GuidePin 713GlandPacking 614Yoke15Gland 516GlandFlange SEAL WELD17GlandNut 418GlandBolt19ThrustWasher20YokeSleeve 321Handwheel22HandwheelWasher 223NamePlate24HandwheelNut 1DESIGN FEATURESInconel or 321SS Bellows Reduce monitoring costs-For longer life Hardfaced seating surface -Maximum corrosion resistance -Stellite 6 for long lifeFlanged, screwed or welded end connections Valve designed, manufactured and tested Welded or bolted bonnet design -To ANSI B16.34/API 602 & 598Zero stem leakageAdditional alloy and trims available-Eliminates media lossFor applications where leakage into -Satisfies environmental regulations or out of the valve is unacceptable Zero maintenance-Heat Transfer Oil -Lower operating costs/no downtime -Toxic Fluids Three stem seals for safety-Steam -Metallic bellows-Regulated Media-Graphite packing -Backseat in open positionAUSTRALIAN PIPELINE VALVE 29'