Structure of Cl 900, 1500 Lb Cast Steel Swing Check Valves
| No. | Parts | Materials |
| 1 | Body | ASTM A216 GR.WCB |
| 2 | Seat Ring | ASTM A105 + Setllite Faced |
| 3 | Disc | ASTM A216 GR.WCB + 13Cr Faced |
| 4 | Disc Washer | ASTM A276 Type 410 |
| 5 | Disc Nut Pin | Stainless Steel |
| 6 | Disc Nut | Stainless Steel |
| 7 | Hinge | ASTM A216 GR.WCB |
| 8 | Hinge Pin | ASTM A182 GR.F6 |
| 9 | Bearing Bracket | ASTM A216 GR.WCB |
| 10 | Spring Washer | Carbon Steel |
| 11 | Hex, Bolt | Carbon Steel |
| 12 | Gasket | Soft Iron + Graphite |
| 13 | Cover Bolt | ASTM A193 GR.B7 |
| 14 | Cover Bolt Nut | ASTM A194 GR.2H |
| 15 | Cover | ASTM A216 GR.WCB |
| 16 | Eyebolt | Carbon Steel |
| 17 | Plug | Carbon Steel |
ASME Pressure Class 900 Lb-Dimensions and Weights
| NPS d |
in | 2 | 2-1/2 | 3 | 4 | 6 | 8 | 10 | 12 | 14 | 16 |
| mm | 47 | 57 | 73 | 98 | 146 | 190 | 238 | 282 | 311 | 358 | |
| L-L1 (RF-BW) |
in | 14.50 | 16.50 | 15.00 | 18.00 | 24.00 | 29.00 | 33.00 | 38.00 | 40.50 | 44.50 |
| mm | 368 | 419 | 381 | 457 | 610 | 737 | 838 | 965 | 1029 | 1130 | |
| L2 (RTJ) |
in | 14.62 | 16.62 | 15.12 | 18.12 | 24.12 | 29.12 | 33.12 | 38.12 | 40.88 | 44.88 |
| mm | 371 | 422 | 384 | 460 | 613 | 740 | 841 | 968 | 1038 | 1140 | |
| H (open) |
in | 8.45 | 10.24 | 10.24 | 12.60 | 15.04 | 20.87 | 22.05 | 23.23 | 24.80 | 27.56 |
| mm | 240 | 260 | 260 | 320 | 382 | 530 | 560 | 590 | 630 | 700 | |
| WT (Kg) |
BF | 69 | 93 | 91 | 145 | 259 | 565 | 900 | 1200 | 1500 | 2130 |
| BW | 52 | 74 | 70 | 112 | 218 | 448 | 733 | 975 | 1240 | 1760 |
ASME Pressure Class 1500 Lb-Dimensions and Weights
| NPS d |
in | 2 | 2-1/2 | 3 | 4 | 6 | 8 |
| mm | 47 | 57 | 70 | 92 | 136 | 178 | |
| L-L1 (RF-BW) |
in | 14.50 | 16.50 | 18.50 | 21.50 | 27.75 | 32.75 |
| mm | 368 | 419 | 470 | 546 | 705 | 832 | |
| L2 (RTJ) |
in | 14.62 | 16.62 | 18.62 | 21.62 | 28.00 | 33.13 |
| mm | 371 | 422 | 473 | 549 | 711 | 841 | |
| H (open) |
in | 23.31 | 25.98 | 27.24 | 35.71 | 39.96 | 45.08 |
| mm | 592 | 660 | 692 | 907 | 1015 | 1145 | |
| W | in | 13.78 | 15.75 | 17.72 | 18.11 | 24.02 | 24.02 |
| mm | 350 | 400 | 450 | 460 | 610 | 610 | |
| WT (Kg) |
BF | 112 | 141 | 228 | 336 | 822 | 720 |
| BW | 84 | 115 | 183 | 277 | 715 | 615 |
Features
Bolted Cover
Swing Type Disc
With Eyebolt
By Pass on Request
Lever & Wight Optional
Specifications
Design: ASME B16.34/BS 1868
Face to Face: ASME B16.10
End to End: ASME B16.10
End Flange: ASME B16.5
BW End: ASME B16.25
Test: API 598
Special: NACE MR-01-75
