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Pressure
Sealing Swing Check Valves (LIFC3002)
■ Structure and Application
pressure sealing cover, swing type disc.
Threaded or welded seat ring.
■ Technical Standard
Design and Manufacture: ANSIB16.34、API
6D、BS1868
Face to face (end to end):
ANSIB16.10、API
6D Butt welded
end: ANSIB16.25
Flanged connection: 2~~24~to
ANSIB16.5
Test and inspection: API 598、API
6D
■ Material for main parts
|
NO. |
Name of Parts |
WCB |
LCB |
WC6 |
WC9 |
|
1 |
Body& Bonnet |
A216 WCB |
A352 LCB |
A217 WC6 |
A217 WC9 |
|
2 |
Cover& Hinge |
A216 WCB |
A352 LCB |
A217 WC6 |
A217 WC9 |
|
3 |
Yoke |
A216 WCB |
A352 LCB |
A217 WC6 |
A217 WC9 |
|
4 |
Back up ring |
A182 F6a |
A182 F304 |
A182 F11 |
A182 F22 |
|
5 |
Thurst ring |
A182 F6a |
A182 F304 |
A182 F11 |
A182 F22 |
|
6 |
Gasket |
Soft iron |
SS304 |
|
NO. |
Name of Parts |
C5 |
C15 |
CF8 |
CF8M |
|
1 |
Body& Bonnet |
A217 C5 |
A217 C15 |
A351 CF8 |
A351 CF8M |
|
2 |
Cover& Hinge |
A217 C5 |
A217 C15 |
A351 CF8 |
A351 CF8M |
|
3 |
Yoke |
A217 C5 |
A217 C15 |
A351 CF8 |
A351 CF8M |
|
4 |
Back up ring |
A182 F5 |
A182 F22 |
A182 F304 |
A182 F316 |
|
5 |
Thurst ring |
A182 F5 |
A182 F22 |
A182 F304 |
A182 F316 |
|
6 |
Gasket |
SS304 |
SS316 |
Higher sizes
are with dashpot arrangement to control the movement of the disc order to avoid
slamming and water hammer.
■ Main Size and Weight
|
CLASS 600 |
|
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 |
kg |
20 |
38 |
45 |
45 |
95 |
125 |
220 |
330 |
505 |
595 |
800 |
1150 |
1600 |
|
CLASS 900 |
|
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 |
kg |
44 |
57 |
75 |
105 |
140 |
230 |
440 |
590 |
870 |
1085 |
1225 |
1700 |
|
CLASS 1500 |
|
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 |
kg |
65 |
72 |
80 |
125 |
160 |
300 |
525 |
960 |
1130 |
1450 |
2100 |
|
CLASS 2500 |
|
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 |
kg |
78 |
95 |
110 |
205 |
395 |
495 |
900 |
1300 |
1950 |
Gear operation
suggested. Dimensions on request. Abbreviation: SP-Short pattern.
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