vrvalves.com

Swing Check Valve

Manufactured to BS1868/API Std. 600 and API Std. 6D, and tested to API Std. 598. Swing check valves are used to prevent flow reversal in piping systems. They are suitable for service in horizontal or vertical (flow up through valve only) piping turns. Swing check valves have low pressure drop and are best suited for moderate velocity applications.

Flanged ends (RF) that conform to ANSI B 16.5 and face to face dimensions that conform to ANSI B 16.10, with a raised face serrated finish or, on request, with any other of finish.
SWING CHECK VALVE


MATERIAL OF CONSTRUCTION
Sr.
Part Name
Carbon Steel to ASTM Alloy Steel to ASTM Stainless Steel to ASTM


Type WCB Type LCB Type WC6 Type CF8 Type CF8M Type CF3 Type CF3M
1.
Body
A126 WCB A352 LCB A217 WC6 A351CF8 A351CF8M A351CF3 A351CF3M
2.
Bonnet
A216 WCB A352 LCB A217 WC6 A351CF8 A351CF8M A351CF3 A351CF3M
3.
Disc
A216 WCB / 13% Cr. A351 CF8 A217 WC6 / 13% Cr. A351CF8 A351CF8M A351CF3 A351CF3M
4.
Seat Ring
Facing A351 CF8 Facing Integral
5.
Hinge
AISI 410 AISI 304 AISI 410 AISI 304 AISI 316 AISI 304L AISI 316L
6.
Disc Nut
AISI 410 AISI 304 AISI 410 AISI 304 AISI 316 AISI 304L AISI 316L
7.
Hinge Pin
AISI 410 AISI 304 AISI 410 AISI 304 AISI 316 AISI 304L AISI 316L
8.
Gasket
Compressed Asbestos of Soft Iron
9.
Studs
A193 B7


A193 B8

10.
Nuts
A194 2H


A194 M8


Materials : Type Alloy-20, Monel, Hastelloy B & C on request.


APPLICABLE STANDARDS
Mfg. Std.
BS 1868
Face to face
ASME B 16.10
Testing Std.
BS 6755 / API 598
HYDRAULIC TEST PRESSURE
Class Body Seat
150 425 PSIG 300 PSIG
300 1100 PSIG 800 PSIG


ASME 150 CLASS

SIZE A B C D E F G
25 127 14 51 108 79 4 16
40 165 14 73 127 98 4 16
50 203 16 92 152 121 8 19
65 216 17.5 105 178 139.5 8 22
80 241 19 127 190 152.5 8 22
100 292 24 157 229 190.5 8 22
150 356 25.4 216 289 241.5 8 22
200 495 29 270 343 298.5 12 22
250 622 30 324 406 362 12 25
300 698 32 381 483 432 16 28


ASME 300 Class

SIZE A B C D E F G
25 203 17 51 124 89 4 19
40 229 20 73 155 114 4 22
50 267 22 92 165 127 8 19
65 292 25.4 105 190 149.5 8 22
80 318 29 127 210 168 8 22
100 356 32 157 254 200 8 22
150 444 37 216 318 270 12 22
200 533 41 270 381 330 12 25
250 622 48 324 444 387 16 29
300 711 51 381 521 451 16 32

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Maruti Industrial Estate,
Opp Naroda Fire Station,
Naroda Road,
Ahmedabad - 382345.
Phone: (079) 22202001
Fax: (079) 22203911
E-mail: info@vrvalves.com