Product overview of Stainless Steel Swing Check Valve H44H/W:
Product model: H44H/W
Nominal diameter: DN50 ~ 800 mm
Pressure range: PN1.6~16.0MPa
Operating temperature: -196℃ ~ +550℃
Main material: carbon steel, stainless steel, alloy steel
Applicable medium: water, steam, oil, nitric acid, acetic acid
Design and manufacture: GB12236
Structure length: GB12221
Connection flange: JB/T79-1994
Test and inspection: JB/T9092-1999
Product Details of Stainless Steel Swing Check Valve H44H/W:
Main Features of Stainless Steel Swing Check Valve H44H/W:
Stainless Steel Swing Check Valve H44H/W produced by TopVal 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.
Main Performance Specifications of Stainless Steel Swing Check Valve H44H/W:
| 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 |
Main Connection Dimensions & Weight of Stainless Steel Swing Check Valve H44H/W:

| pressure | Nominal diameter (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 | |