Dimensions & weights
Technical specification
| Item | Standard or requirement |
|---|---|
| Design and manufacture | API 600; ASME B16.34 |
| Face-to-face dimension | ASME B16.10 |
| Flanged dimension | ASME B16.5 |
| B.W. end | ASME B16.25 |
| Shell wall thickness | API 600; BS 1868 |
Check Valves / Product 2558
Pressure-seal check valve Class900/1500/2500
FamilyCheck Valves
Product ID2558
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Structure & product views
Product structure and views.
Product parameters
Technical data tables.
Part materials
Parts list
| No. | Part | Material |
|---|---|---|
| 1 | Body | ASTM A216 Gr.WCB |
| 2 | Seat ring | ASTM A105+13Cr |
| 3 | Disc | ASTM A216 Gr.WCB+13Cr |
| 4 | Hanger | ASTM A216 Gr.WCB |
| 5 | Disc cover | ASTM A276 410 |
| 6 | Screw | ASTM A276 410 |
| 7 | Locking pin | ASTM A276 410 |
| 8 | Locking ring | ASTM A105 |
| 9 | Seal ring | ASTM A182 F304 |
| 10 | Gasket | ASTM A182 F6a |
| 11 | Segment ring | ASTM A182 F6a |
| 12 | Cover | ASTM A216 Gr.WCB |
| 13 | Stud | ASTM A193 Gr.B7 |
| 14 | Nut | ASTM A194 Gr.2H |
| 15 | Eyebolt | C.S. |
| 16 | Bonnet | ASTM A216 Gr.WCB |
| 17 | Bolt | S.S. |
| 18 | Pin | ASTM A276 410 |
| 19 | Hinge | ASTM A216 Gr.WCB |
Dimensions & weights
Class 900/1500/2500 · Dimensions and weights
| Class | Size (in) | DN (mm) | BW (in) | BW (mm) | RF (in) | RF (mm) | RTJ (in) | RTJ (mm) | H open (in) | H open (mm) | Weight RF (kg) | Weight BW (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Class900 | 2 | 50 | 8.5 | 216 | 14.5 | 368 | 14.62 | 371 | 7.4 | 188 | 48 | 33 |
| Class900 | 2-1/2 | 65 | 10 | 254 | 16.5 | 419 | 16.62 | 422 | 8.27 | 210 | 63 | 44 |
| Class900 | 3 | 80 | 12 | 305 | 15 | 381 | 15.12 | 384 | 8.27 | 210 | 60 | 42 |
| Class900 | 4 | 100 | 14 | 356 | 18 | 457 | 18.12 | 460 | 8.5 | 216 | 122 | 76 |
| Class900 | 6 | 150 | 20 | 508 | 24 | 610 | 24.12 | 613 | 14.5 | 368 | 254 | 177 |
| Class900 | 8 | 200 | 26 | 660 | 29 | 737 | 29.12 | 740 | 20.12 | 511 | 511 | 383 |
| Class900 | 10 | 250 | 31 | 787 | 33 | 838 | 33.12 | 841 | 24.17 | 614 | 938 | 703 |
| Class900 | 12 | 300 | 36 | 914 | 38 | 965 | 38.12 | 968 | 27.76 | 705 | 1445 | 1128 |
| Class900 | 14 | 350 | 39 | 991 | 40.5 | 1029 | 40.88 | 1038 | 28.98 | 736 | 1723 | 1353 |
| Class900 | 16 | 400 | 43 | 1092 | 44.5 | 1130 | 44.88 | 1140 | 29.76 | 756 | 1832 | 1463 |
| Class1500 | 2 | 50 | 8.5 | 216 | 14.5 | 368 | 14.62 | 371 | 10.43 | 265 | 58 | 40 |
| Class1500 | 2-1/2 | 65 | 10 | 254 | 16.5 | 419 | 16.62 | 422 | 10.43 | 265 | 73 | 51 |
| Class1500 | 3 | 80 | 12 | 305 | 18.5 | 470 | 18.62 | 473 | 10.63 | 270 | 71 | 69 |
| Class1500 | 4 | 100 | 16 | 406 | 21.5 | 546 | 21.62 | 549 | 14.57 | 370 | 128 | 84 |
| Class1500 | 6 | 150 | 22 | 559 | 27.75 | 705 | 28 | 711 | 18.7 | 475 | 332 | 228 |
| Class1500 | 8 | 200 | 28 | 711 | 32.75 | 832 | 33.13 | 841 | 22.44 | 570 | 588 | 458 |
| Class1500 | 10 | 250 | 34 | 864 | 39 | 991 | 39.38 | 1001 | 24.8 | 630 | 1023 | 713 |
| Class1500 | 12 | 300 | 39 | 991 | 44.5 | 1130 | 45.12 | 1146 | 30.31 | 770 | 1528 | 1148 |
| Class1500 | 14 | 350 | 42 | 1067 | 49.5 | 1257 | 50.25 | 1276 | 31.3 | 795 | 1852 | 1386 |
| Class1500 | 16 | 400 | 47 | 1194 | 54.5 | 1384 | 55.38 | 1407 | 32.44 | 824 | 2058 | 1542 |
| Class2500 | 2 | 50 | 11 | 279 | 17.75 | 451 | 17.87 | 454 | 11.02 | 280 | 86 | 52 |
| Class2500 | 2-1/2 | 65 | 13 | 330 | 20 | 508 | 20.25 | 514 | 12 | 305 | 113 | 88 |
| Class2500 | 3 | 80 | 14.5 | 368 | 22.75 | 578 | 23 | 584 | 12.2 | 310 | 133 | 93 |
| Class2500 | 4 | 100 | 18 | 457 | 26.5 | 673 | 26.88 | 683 | 14.57 | 370 | 213 | 158 |
| Class2500 | 6 | 150 | 24 | 610 | 36 | 914 | 36.5 | 927 | 19.1 | 485 | 548 | 383 |
| Class2500 | 8 | 200 | 30 | 762 | 40.25 | 1022 | 40.87 | 1038 | 21.42 | 544 | 988 | 638 |
| Class2500 | 10 | 250 | 36 | 914 | 50 | 1270 | 50.88 | 1292 | 27.96 | 710 | 1598 | 1198 |
| Class2500 | 12 | 300 | 41 | 1041 | 56 | 1422 | 56.88 | 1444 | 31.5 | 800 | 2298 | 1723 |
| Class2500 | 14 | 350 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Class2500 | 16 | 400 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
