Tian Jin Guang -Valve Co., LTD

We are offering swing check valve. size dn d0 p.c.d e l h t nxd2" 50 152 120.7 156 203 140 16 4x192" 65 178 139.7 176 216 168 18 4x193" 80 190.5 152.4 190 241.3 175 20 4x194" 100 228.6 190.5 228 292 211 23.8 8x195" 125 254 215.9 254 330 211 23.8 8x22.46" 150 280 241.3 280 355.6 255 25.4 8x22.48" 200 343 298.5 340 495 314 28.6 8x22.410" 250 406.4 362 424 622 353 30.2 12x25.412" 300 483 431.8 482 698 411 31.8 12x25.4 size dn d0 p.c.d e l h t nxd2" 50 152 120.7 156 203 140 16 4x192" 65 178 139.7 176 216 168 18 4x193" 80 190.5 152.4 190 241.3 170 20 4x194" 100 228.6 190.5 228 292 209 23.8 8x195" 125 254 215.9 254 330 212 23.8 8x22.46" 150 280 241.3 280 355.6 245 25.4 8x22.48" 200 343 298.5 340 495 312 28.6 8x22.410" 250 406.4 362 424 622 358 30.2 12x25.412" 300 483 431.8 482 698 416 31.8 12x25.4technical dataworking pressure ansi class 125working temperature 0 100suitable medium water, oils material of main partsno part name material 1 body astm a126gg20gg252 seat ring astm b36b62brassbronze3 cap gasket epdm4 disc astm a536ggg40+epdm5 disc shim a307 gr ba36 disc bolt a307 gr ba37 hinge astm a536ggg408 hinge pin ss4169 bolt a307 gr ba310 spring shim a307 gr ba311 cap astm a126gg20gg25features1.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.

We are offering single door check valve. Pn10pn16 pn25 pn40a b c l e h g a b c l e h g a b c l e h g94 81 22 16 25 195 1.5 same pn10pn16 same pn10pn16109 94 32 16 33.6 208 1129 111 40 17 46 230 2.5144 123 58 17 56.5 245 4164 147 70 18 71.4 265 4 168 149 70 18 71.4 269 4 same pn25195 171 92 18 87.3 297 4 194 171 92 18 87.3 296 4220 200 115 20 106.6 321 6 224 202 115 20 106.6 325 6275 256 158 22 148.2 376 5 284 265 158 22 148.2 385 5 291 268 158 22 148.2 392 5331 302 200 26 185.2 436 6 342 307 200 26 185.2 447 6 353 312 200 26 185.2 458 6380 352 227 32 216.3 484 10 401 360 227 32 216.3 499 10 418 368 227 32 216.3 516 10material of main partsno name material1 body wcb ss304 ss3162 o-ring nbr epdm viton3 disc cf8 cf8m4 o-ring nbr epdm viton5 lift bolt ss304 c.s6 small cover ss304 c.s7 spring shaft ss304 ss3168 screw ss304 c.s9 large cover ss304 c.s10 screw ss304 c.s11 spring ss304 ss316