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You are here: Home >> Products >> Check valves
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|
API Cast Steel Check Valve American Standard |
|
Valve Standards
| Type |
Design and Manufacturing |
Face-
to-
face
Dimensions |
Flanged
Joint |
Pressu-
Temperature |
Test-
Inspection |
Swing
check
valve |
ANSIB16.34 |
ANSIB16.10 |
ANSIB16.15 |
ANSIB16.34 |
API598 |
| Lift check valve |
BS1868 |
Performance standard
| Class(LB) |
150 |
300 |
600 |
900 |
| Body Strength Test |
MPa |
3.1 |
7.8 |
15.3 |
23.1 |
| Lbf/in2 |
450 |
1125 |
2225 |
3350 |
| Water seal Test |
MPa |
2.2 |
5.6 |
11.2 |
16.8 |
| Lbf/in2 |
315 |
815 |
1630 |
2440 |
| Air seal Test |
MPa |
0.5-0.7 |
| Lbf/in2 |
60-100 |
Main components materials
Body,
bonnets,
disc,
stem,
guide sleeve |
Hinge pin |
Gasket |
sealing
surface |
Working
Temperature |
Applicable
medium |
| WCB |
2Cr13
|
13Cr/ flexible graphite
stainless steel
PTFE
|
13Cr
STL
PTFE
Nylon
|
≤425 |
Water,
steam,
oil,
nitric acid,
acetic acid,
sebacic acid,
|
| WC1 |
≤450 |
| WC6 |
≤540 |
| WC9 |
≤570 |
| C5C12 |
≤540 |
| CF8 |
304 |
≤600 |
| CF3 |
316 |
| CF8M |
304L |
| CF3M |
316L |
Overall sizes and dimensions
|
NPS
|
DN
|
Class 150LB/300LB/600LB
|
WT(KG)
|
|
in
|
mm
|
L
|
D
|
D1
|
D2
|
B
|
Z-ØD
|
H
|
|
2m
|
50
|
203
|
157
|
120.7
|
92
|
19.50
|
4-Ø19
|
161
|
17
|
|
2 1/2m
|
65
|
216
|
178
|
139.7
|
105
|
22.5
|
4-Ø19
|
180
|
23
|
|
3m
|
80
|
241
|
190.5
|
152.4
|
127
|
24
|
4-Ø19
|
190
|
33
|
|
4m
|
100
|
292
|
229
|
190.50
|
157.2
|
24
|
8-Ø19
|
220
|
44
|
|
6m
|
150
|
356
|
279
|
241.5
|
216
|
25.5
|
8-Ø19
|
257
|
78
|
|
8m
|
200
|
495
|
343
|
298.5
|
270
|
29
|
8-Ø22.5
|
292
|
137
|
|
10m
|
250
|
622
|
406
|
362
|
324
|
30.5
|
12-Ø25
|
350
|
207
|
|
12m
|
300
|
698
|
483
|
432
|
381
|
32
|
12-Ø25
|
398
|
279
|
|
14m
|
350
|
787
|
533
|
476.8
|
413
|
35
|
12-Ø29
|
445
|
387
|
|
16m
|
400
|
864
|
597
|
539.8
|
470
|
37
|
16-Ø29
|
490
|
446
|
|
18m
|
450
|
978
|
635
|
577.8
|
533
|
40
|
16-Ø32
|
520
|
621
|
|
20m
|
500
|
978
|
698
|
635
|
583
|
43
|
20-Ø32
|
546
|
770
|
|
24m
|
600
|
1295
|
813
|
749.3
|
692
|
48
|
20-Ø35
|
880
|
970
|
|
2m
|
50
|
267
|
165
|
127
|
92
|
22.5
|
8-Ø19
|
179.5
|
20
|
|
2 1/2m
|
65
|
292
|
190
|
150
|
105
|
25
|
8-Ø22
|
190
|
24
|
|
3m
|
80
|
318
|
210
|
168
|
127
|
29.0
|
8-Ø22.5
|
212.4
|
40
|
|
4m
|
100
|
356
|
254
|
200
|
157
|
32.0
|
8-Ø22.5
|
246
|
51
|
|
6m
|
150
|
445
|
317.5
|
269.7
|
216
|
37.0
|
12-Ø22.5
|
292
|
90
|
|
8m
|
200
|
533
|
381
|
330
|
270
|
41.5
|
12-Ø22.5
|
328
|
175
|
|
10m
|
250
|
622
|
444.5
|
387
|
324
|
48.0
|
16-Ø28.5
|
378.6
|
210
|
|
12m
|
300
|
711
|
521
|
451
|
381
|
51.0
|
16-Ø32
|
420
|
286
|
|
14m
|
350
|
838
|
584
|
514
|
54
|
54
|
20-Ø32
|
470
|
400
|
|
16m
|
400
|
864
|
648
|
572
|
57
|
57
|
20-Ø35
|
530
|
550
|
|
18m
|
450
|
978
|
711
|
629
|
60
|
60
|
24-Ø35
|
584
|
700
|
|
20m
|
500
|
1016
|
775
|
686
|
64
|
64
|
24-Ø35
|
610
|
860
|
|
24m
|
600
|
1346
|
914
|
813
|
70
|
70
|
24-Ø41
|
860
|
1931
|
|
2m
|
50
|
292
|
165
|
127
|
92
|
25
|
8-Ø19
|
203
|
34
|
|
2 1/2m
|
65
|
330
|
190
|
150
|
105
|
29
|
8-Ø22
|
229
|
45
|
|
3m
|
80
|
356
|
210
|
168
|
127
|
32
|
8-Ø22
|
235
|
63
|
|
4m
|
100
|
432
|
273
|
216
|
157
|
38
|
8-Ø25
|
286
|
114
|
|
6m
|
150
|
559
|
356
|
292
|
216
|
48
|
8-Ø29
|
330
|
207
|
|
8m
|
200
|
660
|
419
|
349
|
270
|
56
|
12-Ø29
|
381
|
387
|
|
10m
|
250
|
787
|
508
|
432
|
324
|
64
|
12-Ø32
|
457
|
580
|
|
12m
|
300
|
838
|
559
|
489
|
381
|
67
|
16-Ø35
|
584
|
778
|
|
14m
|
350
|
889
|
603
|
527
|
413
|
70
|
20-Ø38
|
635
|
9869
|
|
16m
|
400
|
991
|
686
|
603
|
470
|
76
|
20-Ø41
|
684
|
1380
|
|
| |
| |
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