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Swing Check Valve
Cast Steel Bolted
Cover & Pressure Seal
Part # Type Sizes 1-1/2” thru 24” (IN)
Class 150, 300, 600,
900, 1500, 2500
Materials
Body & Cover
ASTM A 216 Gr. WCB,
ASTM A 352 Gr. LCB,
ASTM A 351 Gr. CF8/CF3/
CF8M/CF3M
Disc & Seat Ring
ASTM A 216 Gr. WCB, ASTM A 351 Gr. CF8/CF3/CF8M/CF3M
Gasket
Compressed Asbestos Fibre/
Spiral Wound 304/316 CAF filler
(Applc for bolted cvrd valves)
Pressure Seal Ring
Expanded Graphite (Applicable for Pressure Seal Check Valves)
Stud/Nut
ASTM A 193 Gr. B7/
ASTM A 194 Gr. 2H
Design Standard
ASME B16.34
Testing Standard
API 598
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| ©2005 Black Bear Valve, All Rights Reserved |
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