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"AI-CON" Forge Steel Check Valve.....  
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  Technical Data
Manufacturing STD BS 5352
Testing & Inspection STD API 598
Socket weld and Threaded to As per ANSI B 16.10/ ANSI B 1.20.1
Flanged to ANSI B 16.5
Fnaned to Flange Distance ANSI B 16.10
 
     
 
 No. Description Material Qty.
01 Body Forge Steel ASTM A 105
1

02

Cover Forge Steel ASTM A 105
1
03 Valve AISI 410 ( 13% CR.) 1
04 Seat Ring AISI 410 ( 13% CR.) 1
05 Bonnet Gasket Spiral wound S.S. 304 with CAF 1
16 Cover Stud & Nut ASTM A 193 GR. B7 / ASTM A 194 GR. 2H 4 Set
 
     
 
 Screwed / Socket Weld Class - 800
Size A B ø E ø F ø G H
15 86
10
13 22.0
9.0
50
20 91
13
13
27.5
12.7
62
25 104
13
15
34.0
17.5
68
40 127
15
25
48.6
28.6
100
50 143 16 25 61.0 36.5 100
 
     
 
 Class - 150 Class - 300
Size A øC øD øM N PCD Size A øC øD øM N PCD
15 107 35 89 16 4 60.4 15 153 35 95 16 4 66.5
20 119 43 98 16 4 70.0 20 179 43 118 19 4 82.5
25 138 51 108 16 4 79.0 25 204 51 124 19 4 89.0
40 164 73 127 16 4
98.5
40 230 73 155 19 4 114.0
50 204 92 152 19 4
120.6
50 268 92 165 22 8 127.0
 
     
   
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