Material:GG25
Trade Term:FOB
Certification: ISO,CE,DQS
Pressure:PN16
Iron PN16 Check Valve,Factory Price!  
 

Swing Check valve Specification	Iron PN16 Check Valve Application
Flange dimensions :DIN2533  Face to face : DIN3202-F6 /EN558 Testing confirm to DIN3230	Working Temp: 100 °C Working Pressure: PN10 or PN16 Suitable Media: Water,Steam,Oil ect. Not recommended for Steam Service. Caution: FREEZING WEATHER PRECAUTION - Subsequent to testing a piping system,Iron PN16 Check Valve should be left in an open position to allow complete drainage.
Ductile Iron Swing Check Valve Materials
No Part Name Materials 1 Body ASTM A126A(B) GG20 GG25 2 Seat Ring ASTM B36/B62,SS410 Brass,Bronze 3 Disc  ASTM A126A(B) GG20 GG25 4 Hinge Pin A216 WCB GS-C25 5 Hinge ASTM A126A(B) GG20 GG25 6 Nut A216 WCB GS-C25 7 Bonnet ASTM A126A(B) GG20 GG25 8 Split Pin A216 WCB GS-C25 9 Bonnet Gasket Graphite Graphite 10 Bolt A216 WCB GS-C25 11 Washer A216 WCB GS-C25 12 Nut A216 WCB GS-C25
Dimensions(DIN2533 Flange drilling)
DN D D1 D2 L H b n d 50 165 125 102 200 150 17 4 18 65 185 145 122 240 160 17 4 18 80 200 160 138 260 170 19 8 18 100 220 180 158 300 180 21 8 18 125 250 210 188 350 215 23 8 18 150 285 240 212 400 260 23 8 23 200 340 295 268 500 294 27 12 23 250 405 355 320 600 370 29 12 27 300 460 410 378 700 412 29 12 27 350 520 470 438 800 445 32 16