Lug Wafer Dual Plate Check Valve:
Technical specificastion
|
Design Standard
|
API 594, API 6D, JB/T8937
|
|
Face to Face
|
API 594, API 6D, JB/T8937, DIN3202
|
|
Flange Ends
|
ANSI B16.5, DIN2543~48, JB/T9112~24
|
|
Test & Inspection
|
API598, DIN3230, JB/T9092
|
Standard Material Specifications
|
NO.
|
Part Name
|
WCB(A105)
|
CF8(304)
|
CF3(304L)
|
CF8M(316)
|
CF3M(316L)
|
|
1
|
Body
|
WCB(A105)
|
CF8(304)
|
CF3(304L)
|
CF8M(316)
|
CF3M(316L)
|
|
2
|
Disc
|
WCB/CF8
|
CF8
|
CF3
|
CF8M
|
CF3M
|
|
3
|
Stem
|
2Cr13
|
304
|
304L
|
316
|
316L
|
|
4
|
Spring
|
0Cr18Ni9
|
0Cr18Ni9
|
00Cr19Ni10
|
0Cr17Ni12Mo2
|
0Cr17Ni14Mo2
|
|
Suitable Medium
|
W.O.G.etc
|
HNO3,CH2OOH etc
|
||||
|
Suitable Temperature
|
-29~425 oC
|
-196~540 oC
|
||||
Main Dimensions unit:mm
CLASS 150 Dual Plate Check Valve
|
Size
|
L
|
D
|
D3
|
D2
|
D1
|
L1(RF)
|
Weight(Kg)
|
|
|
mm
|
inch
|
|||||||
|
50
|
2
|
60
|
103
|
56
|
51
|
120.5
|
140
|
2
|
|
65
|
2.5
|
67
|
122
|
73
|
65
|
139.5
|
150
|
3
|
|
80
|
3
|
73
|
135
|
88
|
80
|
152.5
|
160
|
4
|
|
100
|
4
|
73
|
173
|
108
|
102
|
190.5
|
170
|
6
|
|
125
|
5
|
86
|
195
|
132
|
127
|
216.0
|
190
|
8
|
|
150
|
6
|
98
|
220
|
160
|
152
|
241.5
|
205
|
13
|
|
200
|
8
|
127
|
227
|
210
|
203
|
298.5
|
240
|
25
|
|
250
|
10
|
146
|
337
|
266
|
254
|
362.0
|
270
|
39
|
|
300
|
12
|
181
|
407
|
310
|
305
|
432.0
|
310
|
54
|
|
350
|
14
|
184
|
448
|
355
|
350
|
476.0
|
325
|
80
|
|
400
|
16
|
191
|
512
|
405
|
400
|
540.0
|
340
|
117
|
|
450
|
18
|
203
|
547
|
455
|
450
|
578.0
|
365
|
138
|
|
500
|
20
|
219
|
604
|
505
|
500
|
635.0
|
385
|
163
|
|
600
|
24
|
222
|
715
|
605
|
600
|
749.5
|
405
|
331
|
CLASS 300 Dual Plate Check Valve
|
Size
|
L
|
D
|
D3
|
D2
|
D1
|
L1(RF)
|
Weight(Kg)
|
|
|
mm
|
inch
|
|||||||
|
50
|
2
|
60
|
110
|
58
|
54
|
127.0
|
155
|
3
|
|
65
|
2.5
|
67
|
128
|
73
|
65
|
149.0
|
175
|
4
|
|
80
|
3
|
73
|
147
|
88
|
80
|
168.0
|
190
|
6
|
|
100
|
4
|
73
|
179
|
108
|
102
|
200.0
|
195
|
8
|
|
125
|
5
|
86
|
214
|
132
|
127
|
235.0
|
215
|
15
|
|
150
|
6
|
98
|
249
|
160
|
152
|
270.0
|
230
|
18
|
|
200
|
8
|
127
|
305
|
210
|
203
|
330.0
|
280
|
31
|
|
250
|
10
|
146
|
359
|
266
|
254
|
387.5
|
315
|
51
|
|
300
|
12
|
181
|
420
|
310
|
305
|
451.0
|
365
|
77
|
|
350
|
14
|
222
|
483
|
355
|
350
|
514.5
|
410
|
117
|
|
400
|
16
|
232
|
537
|
405
|
400
|
571.5
|
435
|
190
|
|
450
|
18
|
264
|
594
|
455
|
450
|
628.5
|
475
|
200
|
|
500
|
20
|
292
|
652
|
505
|
500
|
686.0
|
510
|
265
|
|
600
|
24
|
318
|
772
|
608
|
600
|
813.0
|
560
|
410
|
CLASS 600 Dual Plate Check Valve
|
Size
|
L
|
D
|
D3
|
D2
|
D1
|
L1(RF)
|
Weight(Kg)
|
|
|
mm
|
inch
|
|||||||
|
50
|
2
|
60
|
110
|
58
|
51
|
127
|
175
|
4
|
|
65
|
2.5
|
67
|
128
|
73
|
65
|
149
|
195
|
5
|
|
80
|
3
|
73
|
147
|
88
|
80
|
168.5
|
210
|
8
|
|
100
|
4
|
79
|
191
|
108
|
102
|
216
|
235
|
11
|
|
125
|
5
|
105
|
239
|
136
|
127
|
267
|
280
|
20
|
|
150
|
6
|
136
|
264
|
162
|
152
|
292
|
320
|
26
|
|
200
|
8
|
165
|
318
|
212
|
200
|
349
|
370
|
55
|
|
250
|
10
|
213
|
398
|
266
|
250
|
432
|
440
|
95
|
|
300
|
12
|
229
|
455
|
312
|
305
|
489
|
460
|
140
|
|
350
|
14
|
273
|
490
|
355
|
337
|
527
|
520
|
223
|
|
400
|
16
|
305
|
562
|
400
|
387
|
603
|
575
|
360
|
|
450
|
18
|
362
|
610
|
450
|
438
|
654
|
650
|
395
|
|
500
|
20
|
368
|
680
|
500
|
489
|
724
|
670
|
518
|
|
600
|
24
|
438
|
786
|
600
|
591
|
838
|
780
|
836
|