Salient Characteristics 12 in ballast discharge valve.docx

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USNS Guadalupe Ballast Gate Valve
Solicitation number
N3220521Q2621
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SALIENT CHARACTERTICS

Class 150 Ductile Iron Body Gate Valve Raised Face Flanges • Bolted Bonnet • Outside Screw and Yoke

• Solid Wedge • Bronze Trim 250 PSI/17.2 Bar Non-Shock Cold Working Pressure to -20o F to 100o F/-29o C to 38o C.

150 PSI/10.3 Bar Saturated Steam to 366°F/185°C

VALVE MODIFY STEM TO EXTENDED

LENGTH (NAVAL BRONZE) MODIFY TO

ACCEPT EXTENDED TUBES FOR LIMITORQ

COAT INTERIOR WITH APEXIOR #3

COAT EXTERIOR WITH EPOXY, see below figure for dimensions

Stem Bronze ASTM B505 Yoke Bushing Bronze ASTM B584 Bonnet Cap Nut Steel ASTM A563 Bonnet Cap Ductile Iron ASTM A536 Bonnet Ductile Iron 216 Gr.WCB Bonnet Cap Bolt Steel ASTM A307 Gland Follower Nut Steel ASTM A563 Gland Follower Ductile Iron ASTM A536 Packing Gland Zinc Plated Powdered Iron ASTM B783 or Brass ASTM B16 Alloy C3600 Gland Follower Bolt Steel ASTM A307 Backseat Bushing Bronze ASTM B584 Body Bolt Steel ASTM A307 Body Ductile Iron 216 Gr.WCB Seat Ring Bronze ASTM B584 Wedge Ductile Iron 216 Gr.WCB Body Gasket Synthetic Fibers Stem Collar Bronze ASTM B 371 image1.jpeg

File details come from the government source that posted it. Updated .