Swing Check Valve

We are offering swing check valve.
size dn d0 p.c.d e l h t nxd
2" 50 152 120.7 156 203 140 16 4x19
2" 65 178 139.7 176 216 168 18 4x19
3" 80 190.5 152.4 190 241.3 175 20 4x19
4" 100 228.6 190.5 228 292 211 23.8 8x19
5" 125 254 215.9 254 330 211 23.8 8x22.4
6" 150 280 241.3 280 355.6 255 25.4 8x22.4
8" 200 343 298.5 340 495 314 28.6 8x22.4
10" 250 406.4 362 424 622 353 30.2 12x25.4
12" 300 483 431.8 482 698 411 31.8 12x25.4
size dn d0 p.c.d e l h t nxd
2" 50 152 120.7 156 203 140 16 4x19
2" 65 178 139.7 176 216 168 18 4x19
3" 80 190.5 152.4 190 241.3 170 20 4x19
4" 100 228.6 190.5 228 292 209 23.8 8x19
5" 125 254 215.9 254 330 212 23.8 8x22.4
6" 150 280 241.3 280 355.6 245 25.4 8x22.4
8" 200 343 298.5 340 495 312 28.6 8x22.4
10" 250 406.4 362 424 622 358 30.2 12x25.4
12" 300 483 431.8 482 698 416 31.8 12x25.4
technical data
working pressure ansi class 125
working temperature 0 ~ 100
suitable medium water, oils
material of main parts
no part name material
1 body astm a126gg20gg25
2 seat ring astm b36b62brassbronze
3 cap gasket epdm
4 disc astm a536ggg40+epdm
5 disc shim a307 gr ba3
6 disc bolt a307 gr ba3
7 hinge astm a536ggg40
8 hinge pin ss416
9 bolt a307 gr ba3
10 spring shim a307 gr ba3
11 cap astm a126gg20gg25
features
1.tramlines design which enable the water head had small loss and not heal
up the odds and ends easily.
2.epoxy resin coating of whloe body,separating completely between shell and
medium ,which can prevent the valve from corroding by the medium.
3.disc adopt the rubber of ductile iron draping coated,good elasticity,long
service life.
4.simple and compact constuction, operating reliably and presenting easily.