Type 3361

18 | 29

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Nominal

diameter

(Pipe)

Seat

size

Actuator

force 1.)

Operating pressure

(Seat leakage class)

Charac­

teristics

(theoretical

rangeability)

K

V value at stroke

K

VS

value

Valve seat seal

Stain­

less

steel

PTFE

PEEK

5 % 10 %

30 %

50 %

70 %

90 %

DN

NPS

[N]

[bar(g)]

[m3/h]

[m3/h]

65

2½2.)

40

10000

25 (IV)

-

-

Equal

percentage

(50:1)

0.45 0.55

1.3

3.1

6.8

17.2

25.5

50

0.75 0.9

2.3

4.9

11

26

39.5

65

25 (VI)

1.1

1.4

3.2

8

18.5

46.5

62

80

32.)

50

25 (IV)

-

-

0.85 1

2.3

5

10.5

25

42

65

25 (VI)

1.4

1.7

3.8

8.2

19.5

50

70

80

21 (IV)

21 (VI)

17 (VI)

2.1

2.6

7

16

40

83

100

100 42.)

65

25 (IV)

-

25 (VI)

1.4

1.7

3.8

8.3

20

51

75

80

21 (IV)

21 (VI)

17 (VI)

2.1

2.6

7

17

44

89

115

100

13.5 (III)

13.5 (VI) 10.5 (VI)

3.2

3.9

9

20.5

51

118

140

1.) AG2: Actuator size 2 with a nominal force of 1300 or 2500 N

AG3: Actuator size 3 with a nominal force of 7700 or 10000 N

2.) Deviation for line connections according to ASME BPE: the next larger nominal connection size is used, e.g. NPS 1 instead of NPS ¾