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Pressure Seal Check Valve

pressure seal check valve
Pressure Sealed Check Valve











​Size：2~32"(DN50~DN1000)
Rating：900~2500LB (PN160~PN420)
Body Materials：Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
End Connection： RF, BW

Design & Manufacturing Standard：BS1868，ASME B16.34
Structure Length Size：ASME B16.10，EN558
Flange Connection Size：ASME B16.5，EN1092
Welded Ends：ASME B16.25，ASME B16.11，ASME B1.20.1
Check & Experiment：API 598，BS 6755，EN12266
NO. Part name WCB LCB WC6 WC9
7 Bolt stud&nut A193 Gr B7/A194 Gr 2H A320 Gr L7/A194 Gr 4 A193 Gr B16/A194 Gr 4/7 A193 Gr B16/A194 Gr 4/7
6 Cover bolt&nut A193 Gr B7/A194 Gr 2H A320 Gr L7/A194 Gr 4 A193 Gr B16/A194 Gr 4/7 A193 Gr B16/A194 Gr 4/7
5 Gasket Spiral wound/soft iron Spiral wound/soft iron spiral wound/SS304 spiral wound/SS304
4 Hinge yoke A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9
3 Hinge A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9
2 Cover A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9
1 Body A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9
NO. Part name C5 C12 CF8 CF8M
7 Bracket stud&nut A193 Gr B16/A194 Gr 4 A193 Gr B16/A194 Gr 4/7 A193 Gr B8/A194 Gr 8 A193 Gr B8M/A194 Gr 8M
6 Cover bolt&nut A193 Gr B16/A194 Gr 4 A193 Gr B17/A194 Gr 4/7 A193 Gr B8/A194 Gr 8 A193 Gr B8M/A194 Gr 8M
5 Gasket Spiral wound/soft iron Spiral wound/SS304 spiral wound/SS304 spiral wound/SS316
4 Hinge yoke A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M
3 Hinge A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M
2 Cover A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M
1 Body A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M
CLASS 600~2500 PRESSURE SEALING SWING CHECK VALVE
Class 600 Dimensions
Size inch 2 2 1/2 3 4 5 6 8 10 12 14 16 18 20
L,L1 mm 292 330 355 431 508 558 660 787 838 889 991 1092 1194
L1-SP mm 178 216 245 304 381 457 584 711 812 889 991 1092 1194
H mm 240 265 275 325 370 425 500 555 610 725 755 850 925
WT.(approx) Kg 20 38 45 45 95 125 220 330 505 595 800 1150 1600
Class 900 Dimensions
Size inch 2 2 1/2 3 4 5 6 8 10 12 14 16 18
L,L1 mm 368 419 381 457 559 609 736 838 965 1029 1130 1219
L1-SP mm 368 254 305 355 432 508 660 787 914 991 1092 1219
H mm 250 580 290 335 380 440 510 570 620 730 790 860
WT.(approx) Kg 44 57 75 105 140 230 440 590 870 1085 1225 1700
Class 1500 Dimensions
Size inch 2 2 1/2 3 4 5 6 8 10 12 14 16
L,L1 mm 368 419 470 546 673 705 832 991 1130 1257 1384
L1-SP mm 216 254 305 406 483 559 711 864 991 1067 1194
H mm 265 295 310 345 385 460 515 590 645 765 800
WT.(approx) Kg 65 72 80 125 160 300 525 960 1130 1450 2100
Class 2500 Dimensions
Size inch 2 2 1/2 3 4 5 6 8 10 12
L,L1 mm 451 508 578 673 794 914 1022 1270 1422
L1-SP mm 279 330 368 457 533 610 762 914 1014
H mm 280 310 325 370 425 500 525 630 695
WT.(approx) Kg 78 95 110 205 395 495 900 1300 1950
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