Swing check valve
Swing check valve
Model: H44H / W
Nominal diameter: DN50 ~ 800 mm
Nominal pressure: PN1.6 ~ 16.0MPa
Operating temperature: -196 ℃ ~ + 550 ℃
Main material: carbon steel, stainless steel
Suitable medium: water, steam, oil, nitric acid, acetic
Design and manufacture: GB12236
Structural length: GB12221
Connecting flange: JB / T79-1994
Test and inspection: JB / T9092-1999
Nominal diameter: DN50 ~ 800 mm
Nominal pressure: PN1.6 ~ 16.0MPa
Operating temperature: -196 ℃ ~ + 550 ℃
Main material: carbon steel, stainless steel
Suitable medium: water, steam, oil, nitric acid, acetic
Design and manufacture: GB12236
Structural length: GB12221
Connecting flange: JB / T79-1994
Test and inspection: JB / T9092-1999
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1. Swing Check Valve Uses and Features
H44H / W Swing check valve is designed and manufactured in strict accordance with GB12236 standard. The pin shaft is connected with the valve flap with built-in structure, excellent performance and more reliable sealing. Products are widely used in petroleum, chemical, pharmaceutical, power industry and other conditions of the pipeline.
2. Swing Check Valve main performance specifications
| test pressure | Nominal pressure (MPa) | ||||
| 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | |
| Shell test | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 |
| Seal test | 1.8 | 2.8 | 4.4 | 7.1 | 11.0 |
| Body material | WCB (C) | CF8 (P) | CF 8M (R) | WC6 | WC9 |
| Operating temperature | ≤ 425 | ≤ 100 | ≤ 100 | ≤ 550 | ≤ 550 |
| Suitable media | Water, steam, oil | Nitric acids | Acetic acid | steam | steam |
3. Swing check valve implementation of standards
Design and manufacture: GB12236
structure length: GB12221
connecting flange: JB / T79-1994
test and inspection: JB / T9092-1999
4.Swing check valve main connection and dimensions and weight
| PN | DN | Main connection size (mm) | H44 dimensions | Weight (kg) | ||||||
| mm | L | D | D1 | D2 | b | f | z-φd | H | ||
| 2.0Mpa | 50 | 203 | 152 | 120.5 | 92 | 16 | 1.6 | 4-19 | 165 | 17 |
| 65 | 216 | 178 | 139.5 | 105 | 17.5 | 1.6 | 4-19 | 175 | 25 | |
| 80 | 241 | 190 | 152.5 | 127 | 19.5 | 1.6 | 4-19 | 190 | 29 | |
| 100 | 292 | 229 | 190.5 | 157 | 24 | 1.6 | 8-19 | 215 | 50 | |
| 125 | 330 | 254 | 216 | 186 | 24 | 1.6 | 8-22 | 245 | 75 | |
| 150 | 356 | 279 | 241.5 | 216 | 25.5 | 1.6 | 8-22 | 265 | 85 | |
| 200 | 495 | 343 | 298.5 | 270 | 29 | 1.6 | 8-22 | 320 | 150 | |
| 250 | 622 | 406 | 362 | 324 | 30.5 | 1.6 | 12-25 | 365 | 240 | |
| 300 | 698 | 483 | 432 | 381 | 32 | 1.6 | 12-25 | 415 | 350 | |
| 350 | 787 | 533 | 476 | 413 | 35 | 1.6 | 12-29 | 460 | 460 | |
| 400 | 864 | 597 | 540 | 470 | 37 | 1.6 | 16-29 | 495 | 580 | |
| 500 | 978 | 698 | 635 | 584 | 43 | 1.6 | 20-32 | 590 | 840 | |
| 600 | 1295 | 813 | 749.5 | 692 | 48 | 1.6 | 20-35 | 650 | 1140 | |
| 700 | 1448 | 927 | 863.5 | 800 | 71.5 | 1.6 | 28-35 | |||
| 5.0MPa | 50 | 267 | 165 | 127 | 92 | 22.5 | 1.6 | 8-19 | 190 | 28 |
| 65 | 292 | 190 | 149 | 105 | 25.5 | 1.6 | 8-22 | 205 | 33 | |
| 80 | 318 | 210 | 168 | 127 | 28 5 | 1.6 | 8-22 | 220 | 45 | |
| 100 | 356 | 254 | 200 | 157 | 32 | 1.6 | 8-22 | 245 | 70 | |
| 125 | 400 | 279 | 235 | 186 | 35 | 1.6 | 8-22 | 275 | 110 | |
| 150 | 444 | 318 | 270 | 216 | 36.5 | 1.6 | 12-22 | 295 | 150 | |
| 200 | 533 | 381 | 330 | 270 | 41.5 | 1.6 | 12.25 | 330 | 230 | |
| 250 | 622 | 444 | 387.5 | 324 | 48 | 1.6 | 16-29 | 420 | 390 | |
| 300 | 711 | 521 | 451 | 381 | 51 | 1.6 | 16-32 | 480 | 520 | |
| 350 | 838 | 584 | 514.5 | 413 | 54 | 1.6 | 20-32 | 535 | 710 | |
| 400 | 864 | 648 | 571.5 | 470 | 57.5 | 1.6 | 20-35 | 585 | 890 | |
| 500 | 1016 | 775 | 686 | 584.5 | 63.5 | 1.6 | 24-35 | 685 | 1360 | |
| 600 | 1364 | 914.5 | 813 | 692.5 | 70 | 1.6 | 24-41 | 785 | 2040 | |
| 10.0MPa | 50 | 292 | 165 | 127 | 92 | 26 | 6.4 | 8-19 | 210 | 32 |
| 65 | 330 | 190 | 149 | 100 | 29 | 6.4 | 8-22 | 230 | 42 | |
| 80 | 356 | 210 | 168 | 127 | 32 | 6.4 | 8-22 | 255 | 60 | |
| 100 | 432 | 273 | 216 | 157 | 38 | 6.4 | 8-25 | 295 | 95 | |
| 125 | 508 | 330 | 266.5 | 186 | 45 | 6.4 | 8-29 | 310 | 120 | |
| 150 | 559 | 355.5 | 292 | 216 | 47.5 | 6.4 | 12-29 | 365 | 220 | |
| 200 | 660 | 419.5 | 349 | 270 | 56 | 6.4 | 12-32 | 420 | 390 | |
| 250 | 787 | 508 | 432 | 324 | 63.5 | 6.4 | 16-35 | 505 | 630 | |
| 300 | 838 | 559 | 489 | 381 | 66.5 | 6.4 | 20-35 | 545 | 870 | |
| 350 | 889 | 603.5 | 527 | 413 | 710 | 6.4 | 20-38 | 600 | 940 | |
| 400 | 991 | 686 | 603 | 470 | 76.5 | 6.4 | 20-41 | 650 | 1100 | |
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Lift check valve
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API swing check valve
| ADD: ROOM 202 BUILDING 16 YINGYUAN 13 LANE, JIADING DISTRICT, SHANGHAI 201800, CHINA. Tel: 0086-21-51738965 Fax: 0086-21-51738965 Cell: 0086-15021213021 Skype: peter.zhou2008 Email: sales@gaotaivalve.com ICP11042978-1 Technical support: Fengsheng Technology ADD: ROOM 202 BUILDING 16 YINGYUAN 13 LANE, JIADING DISTRICT, SHANGHAI 201800, CHINA. Tel: 0086-21-51738965 Fax: 0086-21-51738965 Cell: 0086-15021213021 Skype: peter.zhou2008 Email: sales@gaotaivalve.com ICP11042978-1 Technical support: Fengsheng Technology | 
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