Check Valves: Dual Plate Check Valves

Dual Plate Check Valves
Wafer Type
Drawings
Dimensions
[Click here for 1.5" to 12" sizes]
[Click here for 14" to 36" sizes]
Size
inches		 Pressure Rating End Facing A
inches		 B
inches		 C
inches		 E
inches		 STUD SELECTION APPROX WEIGHT
No Dia Length lb kg
40

150

300

600

900

RF

RF

RF

RF

45.75

43.875

45.5

49.2

17

21.5

26

30

34.75

29.5

29.25

29

38.87

35.78

35.78

35.78

36

32

32

24

1.5

1.625

2.25

3.5

27.375

35

44.25

53.75

1980

4015

8250

8738

900

1825

3750

3972
42

150

300

600

900

RF

RF

RF

RF

48

46

48

51.25

17

22.375

27.625

31

36.813

32.938

25.5

23

41.81

39.98

38.26

38.26

36

32

28

24

1.5

1.625

2.5

3.5

28.875

37

47.125

59.25

2500

5800

6897

8074

1134

2630

3135

3670
48

150

300

600

RF

RF

RF

54.5

52.125

54.75

20.625

24.75

31

40.813

38

35

46.98

44.73

44.73

44

32

32

1.5

1.875

2.75

33.375

40.5

54

6616

8600

9715

3007

3909

4416
54

150

300

RF

RF

61

58.75

23.25

28.25

43

43

50.45

50.45

44

28

1.75

2.25

38.25

47.25

7097

8532

3225

3878
60

150

300

RF

RF

67.5

64.75

26

33

47.5

47.5

55.97

55.97

52

32

1.75

2.25

42

53

9126

11863

4148

5392
66 150 RF 74.25 31 56.5 65.46 52 1.75 45 16800 7636
72 150 RF 80.75 33.5 60.25 71.58 60 1.75 48 18900 8590
78 150 RF 87 36.5 65.5 111 64 2 52 22522 10237
84 150 RF 93.5 41 69 83.32 64 2 57 28111 12777
Options
Valve Size 1.5" to 24" 26" - 60" 66" to 144"
Flange Type ANSI B16.5
(Pipe Flanges and Flanged Fittings Standard)		 ANSI B16.47 SERIES A (MSS SP44)
(Large Diameter Steel Flanges Standard)		 AWWA C207 (CLASS E 275 PSI)
(Steel Pipe Flanges for Waterworks Service Standard)

ANSI B16.5
(Pipe Flanges and Flanged Fittings Standard)

  • Flange dims to ANSI B16.5 (MSS-SP44 >24")
  • Face to Face dims to API 594

API 6A
(Wellhead Standard)

  • Flange dims to API 6A
  • Face to Face dims to API 6A

API 605
(Large-Diameter Carbon Steel Flanges Standard)

  • Flange dims to API 605
  • Face to Face dims to API 594

API 6D
(Pipeline Valves Standard)

  • Flange dims to ANSI B16.5
  • Face to Face dims to API 6D
(Retainerless design supplied as standard)

EXTENDED BODY

  • Flange dims to ANSI B16.5
[See the exploded view of the valve]