Cast Steel Check Valve

Swing check valve, Bolted cover. Renewable disc and seat (in S.S. construction, integral seat non renewable).

Cast Steel Check Valves are used to prevent the back flow of fluid by closing before flow reversal, thereby preventing slam and water hammer. Relia Cast Steel Check Valves have been successfully installed in clean and dirty applications including petrochemical, water treatment, industrial water and wastewater services.

Cast Steel Check Valves are offered in swing check & piston check styles.

Standard Specifications

Design	BS 1868/API 6D/ASME B16.34	Face to face	ANSI B16.10
End flange	ASME B16.5/16.47	BW Ends	ASME B16.25
Test	API 598	Material	Nace Mr-0175

Cast Steel Swing Check Valve Drawing

Standard Material

Item	Part Name	Material
1	Body	A216 WCB
2	Seat Ring	A105+STL
3	Disc	WCB+13Cr
4	Disc Washer	A276 410
5	Disc Nut Pin	Stainless Steel
6	Disc Nut	Stainless Steel
7	Hinge Pin	A216 WCB
8	Hinge Pin	A182 F6a
9	Bearing Bracket	A216 WCB
10	Spring Washer	Carbon Steel
11	Hex Bolt	Carbon Steel
12	Gasket	SS304+Graphite
13	Cover Bolt	A193 B7
14	Nut	A194 2H
15	Cover	A216 WCB
16	Eye Bolt	Carbon Steel
17	Plug	Carbon Steel