适用标准
钢制止回阀，API 594/API 6D，ISO 14313
温度和压力，ASME B16.34
结构长度，ASME B 16.10
端法兰， ASME B 16.5
对焊端，ASME B 16.25
试验标准，API 598/API 6D
设计说明
高压密封阀盖
旋启式
可更换阀座
法兰或对焊端
适用于高压力
标准材料规范
|
No.
|
Part Name
|
ASTM Material
|
|
Carbon Steel
|
1.25Cr-0.5Mo
|
2.25Cr-1Mo
|
304
Type
|
316 Type
|
304L Type
|
316L
Type
|
20 Alloy
|
|
1
|
Body
|
A216
WCB
|
A217
WC6
|
A217 WC9
|
A351CF8
|
A351 CF8M
|
A351
CF3
|
A351 CF3M
|
A351
CN7M
|
|
2
|
Bonnet
|
A216
WCB
|
A217
WC6
|
A217 WC9
|
A351
CF8
|
A351 CF8M
|
A351
CF3
|
A351
CF3M
|
A351
CN7M
|
|
3
|
Disc
|
WCB+13Cr*1
|
A217 WC6+HF
|
A217
WC9+H F
|
A351CF8
|
A351 CF8M
|
A351CF3
|
A351 CF3M
|
A351CN7M
|
|
4
|
Hinge
|
A216 WCB
|
A217WC6
|
A217 WC9
|
A351CF8
|
A351 CF8M
|
A351CF3
|
A351CF3M
|
A351CN7M
|
|
5
|
Seat Ring
|
A105+13Cr*1
|
A182 F11+HF
|
A182 F22+HF
|
NA
|
NA
|
NA
|
NA
|
NA
|
|
6
|
Hinge Pin
|
A276 410
|
A276 410
|
A276 410
|
A276 304
|
A276 316
|
A276 304L
|
A276 316L
|
20-Alloy
|
|
7
|
Bonnet Gasket
|
304+
Graphite
|
304+
Graphite
|
304+
Graphite
|
304+
Graphite
|
316+
Graphite
|
304L+
Graphite
|
316L+
Graphite
|
316+
Graphite
|
|
8
|
Adapter Ring
|
Soft steel
|
A182F6a
|
A182 F6a
|
A182F304
|
A182 F316
|
A182 F304L
|
A182 F316L
|
20-Alloy
|
|
9
|
Retainer
|
A182 F6a
|
A182 F6a
|
A182 F6a
|
A182 F304
|
A182 F304
|
A182 F304
|
A182 F304
|
A182
F304
|
|
10
|
Bonnet Clamp
|
A216 WCB
|
A217WC6
|
A217 WC9
|
A351
CF8
|
A351 CF8
|
A351
CF8
|
A351
CF8
|
A351
CF8
|
|
11
|
Bonnet Bolt
|
A193 B7
|
A193 B7
|
A193 B16
|
A193 B8
|
A193 B8
|
A193 B8
|
A193 B8
|
A193 B8
|
|
12
|
Bonnet Nut
|
A194 2H
|
A194 7
|
A194 7
|
A194 8
|
A194 8
|
A194 8
|
A194 8
|
A194 8
|
|
13
|
Eyebolt
|
Carbon steel
|
Carbon steel
|
Carbon steel
|
Carbon steel+Zn
|
Carbon steel+Zn
|
Carbon steel+Zn
|
Carbon steel+Zn
|
Carbon steel+Zn
|
|
NA
|
Integral with vessell
|
|
*1
|
PN≥600 Class seal face will be HF
|
|
|
|
主要外观尺寸和重量 Class 900
|
Valve Size
|
in
|
2
|
2.5
|
3
|
4
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
|
mm
|
50
|
65
|
80
|
100
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
|
A1
|
in
|
8.5
|
10.0
|
12.0
|
14.0
|
20.0
|
26.0
|
31.0
|
36.0
|
39.0
|
43.0
|
46.5
|
50.5
|
59.5
|
|
mm
|
216
|
254
|
305
|
356
|
508
|
660
|
787
|
914
|
91
|
1092
|
1181
|
1283
|
1511
|
|
A2
|
in
|
14.5
|
16.5
|
15.0
|
18.0
|
24.0
|
29.0
|
33.0
|
38.0
|
40.5
|
44.5
|
48.0
|
52.0
|
61.0
|
|
mm
|
368
|
419
|
381
|
457
|
610
|
737
|
838
|
965
|
1029
|
1130
|
1219
|
1321
|
1549
|
|
A3
|
in
|
14.62
|
16.62
|
15.12
|
18.12
|
24.12
|
29.12
|
33.12
|
38.12
|
40.88
|
44.88
|
48.5
|
52.5
|
61.75
|
|
mm
|
371
|
422
|
384
|
460
|
613
|
740
|
841
|
968
|
1038
|
1140
|
1232
|
1333
|
1568
|
|
H
|
in
|
9.5
|
10.4
|
10.6
|
12.5
|
15.7
|
23.1
|
23.9
|
27.4
|
29.5
|
28.7
|
33.5
|
33.3
|
37.8
|
|
mm
|
241
|
264
|
270
|
318
|
400
|
587
|
606
|
695
|
749
|
730
|
851
|
864
|
959
|
|
Weight
|
RF
|
ib
|
88.2
|
121.3
|
114.7
|
231.5
|
507.2
|
1256.9
|
1874.3
|
2866.5
|
3417.8
|
3638.3
|
5071.5
|
6615.0
|
9040.5
|
|
kg
|
40
|
55
|
52
|
105
|
230
|
570
|
850
|
1300
|
1550
|
1650
|
2300
|
3000
|
4100
|
|
BW
|
ib
|
44.1
|
70.6
|
66.2
|
143.3
|
352.8
|
970.2
|
1521.5
|
2249.1
|
2690.1
|
2976.8
|
4079.3
|
5292.0
|
6394.5
|
|
kg
|
20
|
32
|
30
|
65
|
160
|
440
|
690
|
1020
|
1220
|
1350
|
1850
|
2400
|
2900
|
主要外观尺寸和重量 Class 1500
|
Valve Size
|
in
|
2
|
2.5
|
3
|
4
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
|
mm
|
50
|
65
|
80
|
100
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
|
A1
|
in
|
8.5
|
10.0
|
12.0
|
16.0
|
22.0
|
28.0
|
34.0
|
39.0
|
42.0
|
47.0
|
53.0
|
58.0
|
64.0
|
|
mm
|
216
|
254
|
305
|
406
|
559
|
711
|
864
|
991
|
1067
|
1194
|
1346
|
1473
|
1626
|
|
A2
|
in
|
14.5
|
16.5
|
18.5
|
21.5
|
27.75
|
32.75
|
39.0
|
44.5
|
49.5
|
54.5
|
60.5
|
65.5
|
76.5
|
|
mm
|
368
|
419
|
470
|
546
|
705
|
832
|
991
|
1130
|
1257
|
1383
|
1537
|
1664
|
1943
|
|
A3
|
in
|
14.62
|
16.62
|
18.62
|
21.62
|
28.0
|
33.13
|
39.38
|
45.12
|
50.25
|
55.38
|
61.38
|
66.38
|
77.62
|
|
mm
|
371
|
422
|
473
|
549
|
711
|
841
|
1000
|
1146
|
1276
|
1407
|
1559
|
1686
|
1972
|
|
H
|
in
|
9.5
|
10.4
|
10.6
|
12.5
|
15.7
|
18.9
|
23.3
|
25.4
|
28.0
|
29.5
|
34.6
|
37.4
|
43.3
|
|
mm
|
241
|
264
|
270
|
318
|
400
|
479
|
591
|
645
|
711
|
749
|
880
|
949
|
1099
|
|
Weight
|
RF
|
ib
|
88.2
|
121.3
|
220.5
|
308.7
|
882.0
|
1345.1
|
2315.3
|
3417.8
|
4630.5
|
5733.0
|
7276.5
|
9261.0
|
13230.0
|
|
kg
|
40
|
55
|
100
|
140
|
400
|
610
|
1050
|
1550
|
2100
|
2600
|
3300
|
4200
|
6000
|
|
BW
|
ib
|
44.1
|
70.6
|
88.2
|
154.4
|
617.4
|
1058.4
|
1631.7
|
2425.5
|
3109.1
|
3528.0
|
4630.5
|
3733.0
|
7717.5
|
|
kg
|
20
|
32
|
40
|
70
|
280
|
480
|
740
|
1100
|
1410
|
1600
|
2100
|
2600
|
3500
|
主要外观尺寸和重量 Class 2500
|
Valve Size
|
in
|
2
|
2.5
|
3
|
4
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
|
mm
|
50
|
65
|
80
|
100
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
|
A1
|
in
|
11.0
|
13.0
|
14.5
|
18.0
|
24.0
|
30.0
|
36.0
|
41.0
|
44.0
|
49.0
|
55.0
|
|
mm
|
279
|
330
|
368
|
457
|
610
|
762
|
914
|
1041
|
1118
|
1245
|
1397
|
|
A2
|
in
|
17.75
|
20.0
|
22.75
|
26.5
|
36.0
|
40.25
|
50.0
|
56.0
|
62.0
|
68.0
|
-
|
|
mm
|
451
|
508
|
578
|
673
|
914
|
1022
|
1270
|
1422
|
1575
|
1727
|
-
|
|
A3
|
in
|
17.87
|
20.25
|
23.0
|
26.88
|
36.5
|
40.87
|
50.88
|
56.88
|
-
|
-
|
-
|
|
mm
|
454
|
514
|
584
|
683
|
927
|
1038
|
1292
|
1445
|
-
|
-
|
-
|
|
H
|
in
|
9.6
|
10.4
|
10.6
|
12.5
|
15.7
|
22.0
|
24.8
|
27.5
|
33.9
|
35.4
|
39.4
|
|
mm
|
245
|
264
|
270
|
318
|
400
|
559
|
629
|
699
|
860
|
899
|
1000
|
|
Weight
|
RF
|
ib
|
187.4
|
260.2
|
341.8
|
628.4
|
1653.8
|
2976.8
|
4740.8
|
6615.0
|
9216.9
|
11157.3
|
16493.4
|
|
kg
|
85
|
118
|
155
|
285
|
750
|
1350
|
2150
|
3000
|
4180
|
5060
|
7480
|
|
BW
|
ib
|
110.3
|
154.4
|
187.4
|
363.8
|
1014.3
|
1984.5
|
2866.5
|
3969.0
|
5402.3
|
7056.0
|
8930.3
|
|
kg
|
50
|
70
|
85
|
165
|
460
|
900
|
1300
|
1800
|
2450
|
3200
|
4050
|
|
|
