Technical features:

–       the valve design is acc. to API-6A;

–       swing check valves are fullbore type

–       valve ensures safe seal at high pressure and low pressure, too;

–       body and bonnet connected by bolts and studs;

–       body and bonnet sealing: soft metallic crush ring;

–       valves can be mounted in any position.

–       flow direction stamp on the body;

end connections: 6B or 6BX flange type acc. to API 6A (with Ring Joint), or API threaded;

DN

(in)

PN

(bar)

DN (in) Swing

Check Valve

Piston

Check Valve

1/16

  2.000

11.62 X

9/16

13.12 X

31/8

14.12 X

4  1/16

17.13 X

2  1/16

  3.000

14.62 X X

9/16

16.62 X X

31/8

17.13 X

1/16

20.12 X

1/16

  5.000

14.62 X X

9/16

16.62 X X

31/8

18.62 X

1/16

21.62 X

13/16

  10.000

18.25

X

2  1/16

20.56

X

9/16

22.31

X

1/16

24.45

X

1/16

26.38

X
Swing Check Valve Piston Check Valve
check-valve-1 check-valve-2