Cast Iron Check Valve,PN16 BS  
 
Application
1 Face to face is according to BS5153 PN10/1N16
2 Flange drilled is according to BS4504 tabe E or D
 
Test
Working pressure PN10 PN16
Shell pressure 1.5MPa 2.4MPa
Seat pressure 1.1MPa 1.76MPa
 
Main Parts and Materials
Number Part Name Material
1 Body EN-GJL-250
2 Seat ring Bronze
Brass
3 Disc Ring Brass/Bronze
EPDM/NBR
4 Disc EN-GJL-250
5 Hanger EJ-GJS-500-7
6 Hanger Pin Stainless Steel
8 Cover Gasket Graphite With Soft Steel
9 Cover EN-GJL-250
 
Main Dimensions
Size L D D1 D2 b n-d1 H w.t
DN40 165 150 110 88 18 4-19 110 10.5
DN50 203 165 125 102 20 4-19 130 12.5
DN65 216 185 145 122 20 4-19 140 17.3
DN80 241 200 160 138 22 8-19 150 24.5
DN100 292 220 180 158 24 8-19 160 37.5
DN125 330 250 210 188 26 8-19 190 41
DN150 356 285 240 212 26 8-23 210 46.2
DN200 495 340 295 268 30 12-23 250 120
DN250 622 405 355 320 32 12-28 310 198
DN300 699 460 410 378 32 12-28 340 282