Type 2920

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5.

Performance specifications

5.1. Fluidic data

Overview of fluidic data for flow below seat (for liquids, steam and gases)

Note:

• K

V value [m

3

/h]: measurement with water according to DIN EN 60534 - 2 - 4

• Seat leakage leakage rate A according to DIN EN 12266 - 1

• See “7.2. Bürkert product filter” on page 14

Nominal diameter (pipe)

Handwheel

diameter Ø

Operating pressure max.

K

VS value

Valve seat seal

PTFE

PEEK

[DN]

[NPS]

[mm]

[bar(g)]

[bar(g)]

[m3/h]

ASME BPE (12.7 mm x 1.65 mm / 0.5" x 0.065")

15

½

45 (S)

25

20

1.6

All standards

15

½

45 (S)

25

25

5.0

20

¾

45 (S)

25

25

10.0

25

1

45 (S)

25

25

16.0

32

1 ¼

45 (S)

25

25

23.0

40

1 ½

451.) (S), 110 (M)

25

25

36.0

50

2

110 (M)

25

20

53

65

2 ½

160 (L)

24

14

90

80

3

160 (L)

16

14

150

1.) At an operating pressure of less than 16 bar