Burkert Type 2105 User Manual
Page 22
22
Technicaldata
flow characteristics for dn8
stroke [%]
k
v
value
[%
]
0
10
20
30
40
50
60
70
80
90
100
0
10
20
30
40
50
60
70
80
90
100
Vg
Vs
Fig. 28: Flow characteristics for DN8
flow values for dn15
stroke
forged body (Vs)
cast body (Vg)
epdm
ptfe
epdm
ptfe
Kv value
[m
3
/h]
[%]
[m
3
/h]
[%]
[m
3
/h]
[%]
[m
3
/h]
[%]
0
0
0
0
0
0
0
0
0
10
0.29
6
0.21
5
0.11
2
0.15
3
20
0.51
11
0.42
9
0.25
5
0.29
7
30
1.1
23
0.82
18
0.36
8
1.1
25
40
1.9
40
1.6
36
1.3
28
2
45
50
2.8
60
2.6
58
2.3
50
2.8
64
60
3.5
74
3.3
73
3.4
74
3.4
77
70
4.1
87
3.7
82
4
87
4
91
80
4.3
91
4.1
91
4.2
91
4
91
90
4.5
96
4.3
96
4.5
98
4.3
98
100
4.7
100
4.5
100
4.6
100
4.4
100
Tab. 9: Flow values for DN15
english
Type 2103, 2104, 2105