Swing Check Valve
Design Features:
Bolted Bonnet or Pressure Seal Bonnet
Swing Type Disc
API 6D Standard Bore, Piggable
Low Pressure Drop Design
Low Emission Graphite Gland Packing
Suitable for Horizontal and Vertically Upwards Flow
Optional Features:
Seal Welded Seats Across Full Range
Outside Lever and Weight Arrangement
By-Pass and Drain Connections
Damping Devices
Specification:
Basic Design: API-6D, BS1868, ANSI B16.34
Pressure-temperature rating: ASME B16.34
Face to Face: ANSI B16.10
End Connection: 2"-24" ASME B16.5; 26" -42"
ASME B16.47; B.W end ASME B16.25
Test & Inspection: API-598
Size: 2"-48"
Class: 150LB-2500LB
Material: Cast Steel, Alloy Steel, Stainless Steel, ASME Std
Bolted cover, swing type disc
Threaded or welded seat ring
ASTM A216 WCB, A217 WC6, A351CF8, A351CF8M,
A351 CF3, A351 CF3M, A351 CN7M
| Product Details |
| Design and Manufacture |
ANSI B16.34,API600,API6D,BS11868 |
| Face to face(end to end) |
ANSI B16.10,API6D |
| Flanged connection |
2"~24" to ANSIB16.5,26"~36" to MSS-SP-44 to API605 |
| Butt welded end |
ANSIB16.25 |
| Test and inspection |
API598,API6D |
| Materials list |
| NO. |
Part name |
Material |
| 12 |
Disc nut |
Carbon steel/stainless steel |
| 11 |
Washer |
Carbon steel/stainless steel |
| 10 |
Hinge pin |
Carbon steel/stainless steel |
| 09 |
Seat ring |
CS+SS/SS/SS+STL(see body materials) |
| 08 |
Disc |
CS+SS/SS/SS+STL(see body materials) |
| NO. |
Part name |
WCB |
LCB |
WC6 |
WC9 |
| 07 |
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 |
| 06 |
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 |
| 05 |
Gasket |
Spiral wound/soft iron |
Spiral wound/soft iron |
spiral wound/SS304 |
spiral wound/SS304 |
| 04 |
Hinge yoke |
A216 Gr WCB |
A352 Gr LCB |
A217 Gr WC6 |
A217 Gr WC9 |
| 03 |
Hinge |
A216 Gr WCB |
A352 Gr LCB |
A217 Gr WC6 |
A217 Gr WC9 |
| 02 |
Cover |
A216 Gr WCB |
A352 Gr LCB |
A217 Gr WC6 |
A217 Gr WC9 |
| 01 |
Body |
A216 Gr WCB |
A352 Gr LCB |
A217 Gr WC6 |
A217 Gr WC9 |
| NO. |
Part name |
C5 |
C12 |
CF8 |
CF8M |
| 07 |
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 |
| 06 |
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 |
| 05 |
Gasket |
Spiral wound/soft iron |
Spiral wound/SS304 |
spiral wound/SS304 |
spiral wound/SS316 |
| 04 |
Hinge yoke |
A217 Gr C5 |
A217 Gr C12 |
A351 Gr CF8 |
A351 Gr CF8M |
| 03 |
Hinge |
A217 Gr C5 |
A217 Gr C12 |
A351 Gr CF8 |
A351 Gr CF8M |
| 02 |
Cover |
A217 Gr C5 |
A217 Gr C12 |
A351 Gr CF8 |
A351 Gr CF8M |
| 01 |
Body |
A217 Gr C5 |
A217 Gr C12 |
A351 Gr CF8 |
A351 Gr CF8M |
Higher sizes are with dashpot arrangement to control the movement of the disc order to avoid slamming and water hammer.
CLASS 150~1500 swing check valve
| Dimensions |
| Class 150 |
| Size |
inch |
2 |
2-1/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
24 |
| L,L1-RF.BW |
mm |
203 |
216 |
214 |
292 |
330 |
356 |
495 |
622 |
699 |
787 |
864 |
978 |
978 |
1295 |
| L2-RTJ |
mm |
216 |
229 |
254 |
305 |
343 |
368 |
508 |
635 |
717 |
800 |
876 |
991 |
991 |
1308 |
| H |
mm |
155 |
190 |
200 |
225 |
245 |
260 |
350 |
390 |
410 |
435 |
530 |
570 |
625 |
675 |
| WT.(approx) |
Kg |
16 |
25 |
34 |
46 |
75 |
89 |
120 |
220 |
337 |
471 |
575 |
788 |
916 |
1275 |
| Dimensions |
| Class 300 |
| Size |
inch |
2 |
2-1/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
24 |
| L,L1-RF.BW |
mm |
267 |
292 |
318 |
355 |
400 |
440 |
533 |
622 |
711 |
838 |
863 |
977 |
1016 |
1346 |
| L2-RTJ |
mm |
283 |
308 |
333 |
371 |
416 |
460 |
549 |
638 |
727 |
854 |
879 |
994 |
1036 |
1368 |
| H |
mm |
180 |
200 |
225 |
240 |
275 |
310 |
370 |
410 |
440 |
500 |
545 |
605 |
675 |
785 |
| WT.(approx) |
Kg |
26 |
32 |
53 |
73 |
110 |
157 |
234 |
384 |
450 |
650 |
800 |
970 |
1350 |
2210 |
| Dimensions |
| Class 600 |
| Size |
inch |
2 |
2-1/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
| L,L1-RF.BW |
mm |
292 |
330 |
356 |
432 |
508 |
559 |
660 |
787 |
838 |
889 |
991 |
1092 |
1194 |
| L2-RTJ |
mm |
295 |
333 |
359 |
435 |
511 |
562 |
664 |
791 |
841 |
892 |
994 |
1095 |
1200 |
| H |
mm |
190 |
215 |
250 |
260 |
310 |
350 |
420 |
490 |
525 |
580 |
630 |
690 |
810 |
| WT.(approx) |
Kg |
33 |
49 |
62 |
95 |
120 |
195 |
360 |
465 |
725 |
875 |
1075 |
1475 |
1900 |
| Dimensions |
| Class 900 |
| Size |
inch |
2 |
2-1/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
| L,L1-RF.BW |
mm |
368 |
419 |
381 |
457 |
559 |
610 |
737 |
838 |
965 |
1029 |
| L2-RTJ |
mm |
371 |
422 |
384 |
460 |
562 |
613 |
740 |
841 |
968 |
1038 |
| H |
mm |
195 |
235 |
260 |
275 |
320 |
370 |
435 |
520 |
530 |
580 |
| WT.(approx) |
Kg |
55 |
70 |
90 |
135 |
165 |
295 |
525 |
900 |
1075 |
1225 |
