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Parallel Slide Blowdown Valve (Link Type) Class 250
Fig. 732LG
   
 
COMPONENT MATERIAL
BODY BRONZE - CC491K (LG2)
BONNET BRONZE - CC491K (LG2)
SEATS NICKEL ALLOY
DISCS NICKEL ALLOY
STEM MANG BR
LOCKING GLAND BRONZE
   
 
     
  Technical Description of Standard Valves  
     
 
SIZE
A1
A2
D
WEIGHT
mm
ins
mm
ins
mm
ins
mm
ins
kg
15
1/2
41
1 5/8
44
1 3/4
76
3
4
20
3/4
46
1 13/16
51
2
83
3 1/4
4
25
1
57
2 1/4
64
2 1/2
105
4 1/8
5
32
1 1/4
67
2 5/8
83
3 1/4
114
4 1/2
7
40
1 1/2
68
2 11/16
92
3 5/8
124
4 7/8
7
50
2
83
3 1/4
108
4 1/4
137
5 3/8
11
     
  Pressure Temperature Ratings  
     
 
TEMP. °C
WORKING
PRESSURE BAR
—10
120
40.0
-
150
38.5
-
170
35.5
-
180
34.0
-
186
32.8
-
198
30.4
-
200
30.0
-
220
25.5
-
250
19.5
-
260
17.5

Cast bronze body and bonnet.
Valve operated through a quarter turn of a removable
box key.

Box key Fig. 732K25/32 can be supplied as an extra.
One end flanged to ANSI. BS. or European standards or
screwed to customer's order, other end screwed to
customer's order.