44
Control systems Safety valves
Sizing and selection Refer to:- http://www.spiraxsarco.com/prs/product-sizing.asp Dimensions, weights and orifice sizes (approximate) in inches and lbs Valve inlet Valve outlet Orifice letter A ins
B ins
C ins
Weight Ibs
Size 1½" 1½" 1½" 1½"
Connection ASME 300 ASME 300 ASME 300 ASME 300 ASME 300 ASME 300 ASME 300 ASME 300 ASME 300 ASME 300 ASME 300
Size
Connection ASME 150 ASME 150 ASME 150 ASME 150 ASME 150 ASME 150 ASME 150 ASME 150 ASME 150 ASME 150 ASME 150
2" 2"
F
4.25
4.5
15.7
31
G
4.25
4.5
15.7
31
2½" 2½"
H
4.90
4.8
16.2
46
J
4.90
4.8
16.2
46
2"
3" 4" 4" 6" 6" 8" 8"
K
5.60
5.1
18.5
62
2½"
L
6.40
6.1
20.1
90
3" 4" 4" 6" 6"
M
6.50
6.5
25.0
117
N
7.50
7.2
26.7
198
P
8.30
7.1
28.7
212
Q
9.40
9.9
34.8
384
R
10.00
10.9
43.9
633
4.7 112
Note: Drain hole connection ½" NPT on all valve sizes
C
B
A
TI-S13-30 CTLS Issue 16
Page 8 of 9
SV74 Carbon Steel Safety Valve
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