HOME ABOUT US NEWS PRODUCTS QUALITY GALLERY E-CATALOGUES ENQUIRY CONTACT US


SEARCH
PRODUCT >> Valves >> Check
Product Name: JR-CK-24 Tilting Type Check Valve
 
   SPECIFICATION/SPECIAL FEATURES

Click for technic details

The main advantages of tilting disc check valve are to overcome the bump, water hammer of swing check valve and lift check valve under the work condition to achieve smooth operation.
Standards:
Design conform to ASME B16.34
Structural dimension£ºASME B16.10
Flange dimension£ºASME B16.5 
Check and test£ºAPI 598
Pressure class£ºClass 150¡¢300¡¢600   PN 2.0 ¡¢5.0¡¢10.0 MPa
Structural features
While closing, the seat ring can get in touch with the sealing face gradually. Then the double-eccentric center disc can work well without bump and noise.
Flexible metal seat is of good seal performance.
The disc with butterfly form has a long cycle life with quick open and close.
The tilting type makes flow passage streamlined to reduce the flow resistance and save the energy.
Material of main parts£º

Body
CF8
CF8M
CF3
CF3M
CN7M
WCB
LCB
Disc
CF8+STL
CF8M+STL
CF3+STL
CF3M+STL
CN7M+STL
WCB+13CR
CF8+STL
Sealing Face
0Cr19Ni9
0Cr17Ni12Mo2
00Cr19Ni11
00Cr17Ni14Mo2
NO. 20 alloy
0Cr19Ni9
0Cr19Ni9
PTFE

Compare with swing check valve and lift check valve£º

Performance
Swing check valve
Tilting disc check valve
Lock up
Large
Little£¨about 1/5¡«1/8 of the former one£©
Bump
Large
0
Sealing
Conform to API 598, leakage
no leakage
Flow resistance
Large£¨coefficient ¦Î=1.3¡«2.5£©
Little£¨coefficient ¦Î=0.18¡«0.6£©
Flow capacity
Little(coefficient Cv=76)
Large(coefficient Cv=154¡«333)
Weight
Large
Little£¨about 80% of the former one£©

 
Class 150
NPS
2
2 1/2
3
4
6
8
10
12
14
16
18
20
24
26
28
30
32
DN
50
65
80
100
150
200
250
300
350
400
450
500
600
650
700
750
800
L
203
216
241
292
356
495
622
698
787
864
978
978
1295
1295
1143
1143
1194
D
160
182
196
230
300
390
432
510
540
635
700
770
900
930
991
1020
1150
W
178
198
224
252
326
426
456
530
576
670
740
818
948
988
1050
1090
1240
Weight (kg)
11
16
22
34
62
112
169
238
337
420
550
685
910
1055
1260
1540
1860
 
 
 
 
 
 
 
 
Class 300
NPS
2
2 1/2
3
4
6
8
10
12
14
16
18
20
24
26
28
30
32
DN
50
65
80
100
150
200
250
300
350
400
450
500
600
650
700
750
800
L
267
292
318
356
444
533
622
711
838
864
978
1016
1346
1346
1295
1372
1448
D
170
196
214
245
320
400
460
540
580
660
725
800
940
970
1040
1080
1210
W
198
220
232
268
360
426
457
572
620
690
760
848
988
1018
1250
1280
1350
Weight (kg)
17
22
32
97
110
162
228
380
443
530
780
980
1320
1364
1762
2050
2870
 
 
Class 600
NPS
2
2 1/2
3
4
6
8
10
12
14
16
18
20
24
DN
50
65
80
100
150
200
250
300
350
400
450
500
600
L
292
330
356
432
559
660
787
838
889
991
1092
1194
1397
D
185
196
210
270
340
440
520
570
610
690
755
850
990
Hits£º1153  Input time£º2013-1-18 ¡¾Print this page¡¿ 
Copyright @2012 XIAMEN JIREH INDUSTRIAL CO., LTD. Incorporated. All rights reserved.
 
Adds: 1105 Block B Yucheng Bldg.No.51 Dongdu Road, Xiamen, China Post Code: 361012
Tel: 0086-592-5616848 5616881 5616805 5616458 Fax:0086-592-5616958
E-mail: jireh@jirehvalve.com;     xmjireh@189.cn Site: http://www.jirehvalve.com