vrvalves.com

Dual Plate Check Valve

Specification
  • Body Type.
    • Flanged type
    • Wafer type
    • Lug type
  • Resilient or metal to metal seating.
  • One piece body design reduces weight.
  • Lapped body / disc seats.
  • Hinge type design eliminating rattling effect.
  • Body ends with uninterrupted gasket surface.
DUAL PLATE CHECK VALVE

 

MATERIAL OF CONSTRUCTION
Sr.
Part Name
Carbon Steel to ASTM Stainless Steel to ASTM
Type WCB Type CF8 Type CF8M Type CF3 Type CF3M
1.
Body
A216 WCB A351CF8 A351CF8M A351CF3 A351CF3M
2.
Closer Plate
A216 WCB A351CF8 A351CF8M A351CF3 A351CF3M
3.
Seat
A216 WCB + 13% CR AISI 304 AISI 316 AISI 304L AISI 316L
4.
Stop Pin
AISI 410 AISI 304 AISI 316 AISI 304L AISI 316L
5.
Springs
Inconel X 750 Inconel X 750 Inconel X 750
Inconel X 750 Inconel X 750
6.
Hinge Pin
AISI 410 AISI 304 AISI 316 AISI 304L AISI 316L
7.
Plate Rug Bearings
AISI 304 AISI 304 AISI 316 AISI 304L AISI 316L
8.
Body Rug Bearings
AISI 304 AISI 304 AISI 316 AISI 304L AISI 316L
9.
Seals
PTFE PTFE PTFE PTFE PTFE
10.
Plugs
Carbon Steel Carbon Steel Carbon Steel Carbon Steel Carbon Steel

 

APPLICABLE STANDARDS
Mfg. Std.
API 594 / API 6D
Face to face
API 594
Testing Std.
API 598
Flanged Std.
ANSI B 16.5
HYDRAULIC TEST PRESSURE
Class Body Seat
150 425 PSIG 300 PSIG
300 1100 PSIG 800 PSIG
600 2225 PSIG 1630 PSIG

 

ASME 150 CLASS Flanged End

SIZE Inches (DN)

Aø mm

Bø mm C mm D1ø Lug/Flg mm D2ø Wafer mm Eø P.C.D mm N dø mm
2" (50) 50 60 60 152.4 105 120.6 4 19
2.5 (65) 65 75 67 177.8 124 139.7 4 19
3" (80) 76 90 73 190.5 134 152.4 4 19
4" (100) 100 114 73 228.6 172 190.5 8 19
5" (125) 125 135 83 254.0 196 215.9 8 22
6" (150) 150 168 98 279.4 222 241.3 8 22
8" (200) 200 215 127 342.9 279 298.4 8 22
10" (250) 250 265 146 406.4 340 362.0 12 25
12" (300) 300 315 181 482.6 409 431.8 12 25
14" (350) 350 365 184 533.4 450 476.2 12 29
16" (400) 400 418 191 596.9 514 539.7 16 29
18" (450) 450 470 203 635.0 549 577.8 16 32
20" (500) 500 520 219 698.5 603 635.0 20 32
24" (600) 600 620 222 812.8 718 749.3 20 35
30" (750) 750 775 305 984.3 882 914.4 28 35
36" (900) 900 936 368 1168.4 1048 1085.9 32 41
42" (1050) 1050 1070 432 1346.2 1219 1257.3 36 41
48" (1200) 1200 1200 524 1511.3 1384 1422.4 44 41

Contact Us

Address:
A-21/A-22, S.P.6,
Maruti Industrial Estate,
Opp Naroda Fire Station,
Naroda Road,
Ahmedabad - 382345.
Phone: (079) 22202001
Fax: (079) 22203911
E-mail: info@vrvalves.com