Cast Steel Swing Check Valve:
CLASS 150~1500 SWING CHECK VALVE
Bolted cover,swing type disc
Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351CF8,A351CF8M,
A351 CF3,A351 CF3M,A351 CN7M
Standards compliance
Design and Manufacture: ANSI B16.34, API6D, BS1868
Face to face(end to end): ANSI B16.10, API6D
Flanged connection: 2"~24" to ANSI B16.5
22", 26"~36 to MSS-SP-44
to API605 on request
Butt welded end: ANSI B16.25
Test and inspection: API598, API6D
Standard Material Specifications
|
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
|
Disn
|
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 slammingandwater hammer.
Dimension & Weight (mm&Kg)
|
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
|