14
24
30
13
16
41, 42
10
2.1
21
31
18
27.1
11
16
12
29
19
2
22
40
20
49, 50
15
32
33
17
27
35
7
4
34
1
14
3
1/4" NP
T
41, 42
25
25
2
27.1
11
16
12
10
24
30
13
16
19
35
22
40
20
49, 50
15
32
33
17
18
8
14
7
4
34
1
27
2.1
21
31
3
SEMPELL
SERIES S, TYPES SO, SC, SB, SOH FULL-LIFT SAFETY VALVES
OPERATING INSTRUCTIONS
TYPE SO..
Safety valve with open bonnet for
steam and inert gases
TYPE SB..
Safety valve with balancing bellows and vented bonnet
for vapours, gases and liquids
