Stainless Steel Forged Check Valve
Vatac Swing Flange Check Valve Features & Specifications
Design & Manufacture: API6D, ANSI B16.34, BS1868
Bolted Bonnet, Swing Type Disc, Threaded or Welded Seat Ring of Check Valve
Available in Full Port Or Reduced Bore
Size Range: 2" to 48"N. B.
Pressure Ratings: ANSI 150, 300, 600, 900
End Connections: Flanged, Buttweld, Socket Weld, Hub Connectors, Compact Flange or other proprietary connections.
Materials: WCB, LCB, CF8, CF8M, CF3, CF3M, WC6, WC9, C5, C12 or Equivalent, Available also in low temperature steels, low alloy steels, stainless steels, duplex type stainless steels and other exotic materials; Various trim materials available to suit service conditions
Main Part & Materials
Part Names |
Part Materials |
Body |
A105 |
LF2 |
F22 |
F304 |
F316 |
F304L |
F316L |
B62 |
Bonnet |
A105 |
LF2 |
F22 |
F304 |
F316 |
F304L |
F316L |
B62 |
Disc/Ball/Wedge |
A105 |
SS304 |
F22 |
F304 |
F316 |
F304L |
F316L |
B62 |
Stem |
A105 |
F304 |
F6a |
F304 |
F316 |
F304L |
F316L |
B62 |
Seat/Seat Ring |
13%Cr |
SS304 |
13%Cr |
F304 |
F316 |
F304L |
F316L |
B62 |
Packing |
Graphite/PTFE |
Gasket |
SS304+Graphite/SS304+Graphite |
Bolts/Nuts |
B7/2H |
L7/4 |
B16/4 |
B8/8 |
B8M/8M |
B8/8 |
B8M/8M |
B8M/8M |
Suitable Medium |
W.O.G etc. |
HNO3, CH3OOH etc. |
Sea Water etc. |
Suitable Temperature |
-29~425 °C |
-46~340 °C |
-46~340 °C |
-196~427 °C |
-196~427 °C |
-196~427 °C |
-196~427 °C |
-29~220 °C |
To MR 0175 and MR 103 Upon Request
DESGN & MFT. |
BS 1868 |
ENDS CONNECTION |
FLG. RF |
PRE-TEP. RATING |
ASME B16.34 |
INSPECT & TEST |
API 598 |
F-F DIMENSION |
ANSI B16.10 |
END CONNECTION |
ANSI B16.5 |
MARKING |
MSS SP-25 |
FIRE SAFE DESIGN |
-- |
PAITING |
TBA |
SPE. REQUIREMENTS |
N.A |