FORM 119-ING. 04/11
We reserve to modify our production without previous communication
.
2/8
SAFETY VALVE FOR GASES,
VAPOURS AND LIQUIDS
Characteristics
Homologation ASME / PED:
overpressure 10%;
blowdown 5 - 10%;
spring range ± 5% of set pressure ;
gases and vapours discharge coefficient
K = 0,94 PED
K = 0,951 ASME
liquids discharge coefficient
K = 0,6 PED
K = 0,720 ASME
connections: ANSI, UNI, DIN, AFNOR etc
Accessories
Test gag;
soft seat;
balancing bellows
lifting lever;
heating jacket
CARATTERISTICHE E LIMITI DI PRESSIONE
ORIFIZIO
MAX. CONTROPRESSIONE
ø
Area Tipo
mm cm² Sq. in
Alzata
mm
Max. pressione
di scatto
bar
Senza soffietto
bar
Con soffietto
bar
D
10
0.785
0.121
2.5
413
19 ÷ 41
10
E
13.3
1.389
0.215
3.1
413
19 ÷ 41
10
F
16.6
2.164
0.335
4.2
344
19 ÷ 51
15 ÷ 34
G
21.2
3.53
0.547
6.2
255
19 ÷ 51
15 ÷ 32
H
26.5
5.515
0.854
9.8
189
15 ÷ 28
19 ÷ 51
H1
30
7.068
1.095
10
189
15 ÷ 28
19 ÷ 51
J
34
9.079
1.407
11
186
19 ÷ 41
15
K
40.6
12.94
2.006
13
153
19 ÷ 41
10 ÷ 13
K1
45
15.9
2.465
14
153
19 ÷ 41
10 ÷ 13
L
50.6
20.1
3.116
16
103
19
7 ÷ 11
M
56.8
25.33
3.927
19
75
19
5 ÷ 11
N
62.4
30.58
4.74
20
68
19
5 ÷ 11
P
75.7
45
6.976
24
68
19
5 ÷ 10
Q
99.6
77.91
12.07
30
41
8
4 ÷ 8
R
119.8
112.7
17.47
36
20
4 ÷ 7
4 ÷ 7
T
152.8
183.3
28.42
46
20
2 ÷ 7
2 ÷ 7
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