Active Member
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[China]
Address: No.159 Jiugan road Sijing industrial zone Songjiang District Shanghai, China
Contact name:Steve
Shanghai kangquan Valve Co. Ltd. |
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Durable Swing Type Check Valve / Automatic Wafer Style Check Valve PN16~PN40
Swing Type Check Valve Application:
Valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.
When the medium is back-going, valve disc will automaticaly closed to avoid accidents.
| material: | |||
| NO | parts | qty | material |
| 1 | body | 1 | 316 |
| 2 | O-ring | 2 | EPDM |
| 3 | disc | 1 | 316 |
| 4 | O-ring | 1 | EPDM |
| 5 | eye bol | 1 | 316 |
| 6 | small cover | 2 | 316 |
| 7 | pin | 1 | 316 |
| 8 | retainer screw | 2 | 316 |
| 9 | big cover | 2 | 316 |
| 10 | bolt | 2 | 316 |
| 11 | spring | 1 | 316 |
◆deminsion:
| DN | PN10.PN16 | PN25 | PN40 | ||||||||||||||||||
| A | B | C | D | E | L | G | A | B | C | D | E | L | G | A | B | C | D | E | L | G | |
| 40 | 94 | 16 | 22 | 81.4 | 25 | 195 | 0 | equal PN10 | equal PN10 | ||||||||||||
| 50 | 109 | 16 | 32 | 94 | 33.6 | 208 | 1 | ||||||||||||||
| 65 | 129 | 17 | 40 | 111 | 46 | 230 | 2 | ||||||||||||||
| 80 | 144 | 17 | 54 | 123 | 56.5 | 245 | 3 | ||||||||||||||
| 100 | 164 | 18 | 70 | 147 | 71.4 | 265 | 3 | 168 | 18 | 70 | 149 | 71.4 | 269 | 3 | Equal PN25 | ||||||
| 125 | 195 | 18 | 92 | 171 | 87.3 | 297 | 5 | 194 | 18 | 92 | 171 | 87.3 | 296 | 5 | |||||||
| 150 | 220 | 20 | 112 | 200 | 106.6 | 321 | 5 | 224 | 20 | 112 | 202 | 106.6 | 325 | 5 | |||||||
| 200 | 275 | 22 | 154 | 256 | 148.2 | 376 | 5 | 284 | 22 | 154 | 265 | 148.2 | 385 | 5 | 291 | 22 | 154 | 268 | 148.2 | 392 | 5 |
| 250 | 331 | 26 | 192 | 302 | 185.2 | 436 | 6 | 342 | 26 | 192 | 307 | 185.2 | 447 | 6 | 353 | 26 | 192 | 312 | 185.2 | 458 | 6 |
| 300 | 380 | 32 | 227 | 352 | 216.3 | 484 | 10 | 401 | 32 | 227 | 360 | 216.3 | 499 | 10 | 418 | 32 | 227 | 368 | 216.3 | 516 | 10 |
| 350 | 446 | 38 | 266 | 408 | 254 | 548 | 12 | 458 | 38 | 266 | 412 | 254 | 560 | 12 | 475 | 38 | 266 | 422 | 254 | 577 | 12 |
| 400 | 498 | 44 | 310 | 460 | 294.4 | 603 | 14 | 515 | 44 | 310 | 463 | 294.4 | 620 | 14 | 547 | 44 | 310 | 484 | 294.4 | 652 | 14 |
| Specification | ||||||
| 1 | Face to face according to DIN3202-K3. | |||||
| 2 | Flange drilling according to ANSI125/150;DIN2501PN10/PN16;AS2129 Table E;JIS10K ect. | |||||
| 3 | Working Pressure: PN10;PN16 | |||||
| Main Parts and Materials | ||||||
| Number | Part Name | Material | ||||
| 1 | Body | GGG50 | ||||
| 2 | Disc | SS304 | ||||
| 3 | Stem | SS304 | ||||
| 4 | Spring | SS304 | ||||
| 5 | Washer | PTFE | ||||
| 6 | Washer | PTFE | ||||
| 7 | Gasket | NBR | ||||
| 8 | Hex nut | A193A | ||||
| Main Dimensions | ||||||
| DN | D | D1 | D2 | L | R | t |
| 50 | 107 | 65 | 40 | 43 | 27 | 18.4 |
| 65 | 127 | 80 | 60 | 46 | 35 | 19.8 |
| 80 | 142 | 94 | 70 | 64 | 42 | 27.7 |
| 100 | 162 | 117 | 88 | 64 | 50 | 27.7 |
| 150 | 218 | 171 | 134 | 76 | 77 | 31.6 |
| 200 | 273 | 224 | 182 | 89 | 102.5 | 32.9 |
| 300 | 378 | 310 | 260 | 114 | 146 | 43.3 |
| 350 | 446 | 360 | 298 | 127 | 170 | 45.3 |
| 400 | 488 | 410 | 350 | 140 | 195 | 52.3 |
| 450 | 546 | 450 | 385 | 152 | 215 | 58.2 |
| 500 | 594 | 505 | 438 | 152 | 238 | 58.3 |
| 600 | 700 | 624.5 | 538 | 178 | 292 | 74.6 |
| 700 | 820 | 720 | 662 | 229 | 345 | 96 |
| 800 | 930 | 825 | 762 | 241 | 394 | 99 |
Test Pressure
Test Item | Shell Test | Seal Test | Back Seal Test | Air Seal Test | |||||
Medium | Water | Air | |||||||
Unit | MPa | lbf/in2 | MPa | lbf/in2 | MPa | lbf/in2 | MPa | lbf/in2 | |
Pressure (Class) | 150 | 3.1 | 450 | 2.2 | 315 | 2.2 | 315 | 0.5-0.7 | 60-100 |
300 | 7.8 | 1125 | 5.6 | 815 | 5.6 | 815 | |||
400 | 10.3 | 1500 | 7.6 | 1100 | 7.6 | 1100 | |||
600 | 15.3 | 2225 | 11.2 | 1630 | 11.2 | 1630 | |||
900 | 23.1 | 3350 | 16.8 | 2440 | 16.8 | 2440 | |||
1500 | 38.4 | 5575 | 28.1 | 4080 | 28.1 | 4080 | |||
