.
CHECK VALVES
 

CHECK VALVES
 
 
 
 
 

WAFER CHECK VALVES
NON SLAM, WAFER & DUAL PLATE
 
CHECK VALVES
 
 
CE 0044  
Test Pressure In bar (psi)
NON SLAM & DUAL PLATE
WAFER
 
NON SLAM
WAFER
DUAL PLATE
Pressure Rating
Class 150
Class 300
PN10
PN40
DESIGN STD
Weir BDK STD
API 6D/Weir BDK
API 594/
API 6D
Hyd. Shell
30 (435)
77 (1117)
15 (217)
60 (870)
TESTING STD
API 598
API 6D/598
API 6D/598
Seat
22 (319)
57 (827)
11 (159)
44 (638)
 
Dimensions are in mm (inch)
 

 
Non Slam
Wafer
Dual Plate
SIZE
mm (inch
A
B
C
Wt 1)
A
B•
Class
C
Wt 1)
A
Class
B
Class
C
Wt 1)
Class
   
150
    
150 / 300
150
300
  
150
300
15
(1/2)
17 (0.7)
38
(1.5)
14
(0.6)
0.17
(0.4)
-
-
-
-
-
-
-
-
-
-
20
(3/4)
20 (0.8)
47
(1.9)
19
(0.7)
0.23
(0.5)
-
-
-
-
-
-
-
-
-
-
25
(1)
23 (0.9)
54
(2.1)
24
(0.9)
0.30 (0.7)
-
-
-
-
-
-
-
-
-
-
32
(1 1/4)
28 (1.1)
67
(2.6)
32
(1.3)
0.60 (1.3)
-
-
-
-
-
-
-
-
-
-
40
(1 1/2)
32 (1.3)
76
(3.0)
38
(1.5)
0.70 (1.5)
-
-
-
-
-
-
-
-
-
-
50
(2)
40 (1.6)
96
(3.8)
48
(1.9)
1.2
(2.6)
19 (0.7)
104.5 (4.1)
30
(1.2)
1.5 (3.3)
-
-
-
-
-
-
65
(2 1/2)
46 (1.8)
109 (4.3)
63
(2.5)
1.8
(4.0)
19 (0.7)
124
(4.9)

38
(1.5)

2
(4.4)
-
-
-
-
-
-
80
(3)
50 (2.0)
131 (5.2)
76
(3.0)
2.6
(5.7)
19 (0.7)
136.5 (5.4)
52
(2.0)
2.5 (5.5)
-
-
-
-
-
-
100
(4)
60 (2.4)
162 (6.4)
98
(3.9)
4.6
(10)
19 (0.7)
174.5 (6.9)
72
(2.8)
3
(6.6)
-
-
-
-
-
-
125
(5)
90 (3.5)
194 (7.6)
125 (4.9)
11.5
(25)
22 (0.9)
197
(7.8)
90
(3.5)
4
(8.8
-
-
-
-
-
-
150
(6)
106 (4.2)
224 (8.8)
150 (5.9)
16
(35)
22 (0.9)
222.5 (8.8)
115
(4.5)
6
(13)
98 (3.9)
219 (8.6)
248 (9.8)
150
(5.9)
13 (29)
16 (35)
200
(8)
140 (5.5)
291 (11.5)
200 (7.9)
31
(68)
29 (1.1)
279.5 (11.0)
158
(6.2)
14
(31)
127 (5.0)
276 (10.9)
305 (12.0)
200
(7.9)
26 (57)
30 (66)
250 (10)
200 (7.9)
329 (13.0)
250 (9.8)
30
(66)
38 (1.5)
340 (13.4)
196
(7.7)
19
(42)
146 (5.7)
337 (13.3)
359 (14.1)

250
(9.8)

48 (106)
57 (126)
300 (12)
250 (9.8)
384 (15.1)
300 (11.8)
50
(110)
38 (1.5)
409.5 (16.1)
242
(9.5)
27
(60)
181 (7.1)
406 (16.0)
419 (16.5)
300
(11.8)
78 (172)
91 (201)
350 (14)
-
-
-
-
45 (1.8)
448 (17.6)
270
(10.6)
41
(90)
-
-
-
-
-
-
400 (16)
-
-
-
-
51 (2.0)
511.5
(20.1)
310
(12.2)
56
(123)
-
-
-
-
-
-
450 (18)
-
-
-
-
60 (2.4)
546
(21.5)
360
(14.2)
78
(172)
-
-
-
-
-
-
500 (20)
-
-
-
-
64 (2.5)
603
(23.7)
405
(15.9)
101
(223)
-
-
-
-
-
-
600 (24)
-
-
-
-
76 (3.0)
714.5 (28.1)
460
(18.1)
180
(397)
-
-
-
-
-
-
700 (28)
-
-
-
-
89 (3.5)
828.5
(32.6)
510
(20.1)
240
(529)
-
-
-
-
-
-
800 (32)
-
-
-
-
102 (4.0)
937
(36.9)
610
(24.0)
310
(683)
-
-
-
-
-
-
900 (36)
-
-
-
-
127 (5.0)
1045
(41.1)
700
(27.6)
445
(981)
-
-
-
-
-
-
1000 (40)
-
-
-
-
146 (5.7)
1159
(45.6)
770
(30.3)
640
(1411)
-
-
-
-
-
-
1200 (48)
-
-
-
-
172 (6.8)
1381
(54.4)
965
(38.0)
1075
(2370)
-
-
-
-
-
-
1400 (56)
-
-
-
-
203 (8.0)
1603
(63.1)
1100
(43.3)
1700
(3748)
-
-
-
-
-
-
1600 (64)
-
-
-
-
229 (9.0)
1724
(67.9)
1250
(49.2)
2650
(5842)
-
-
-
-
-
-
 
Materials
  
Body
Carbon Steel ASTM A216 Gr. WCB/Stainless Steel A351 Gr. CF8/CF8M/Ductile Iron ASTM A395/S.G. Iron EN 1563 No. EN-JS1024
Disc & Cover
Stainless Steel ASTM A276 Type 410 / 304 / 316 / ASTM A217 Gr. CA15 / Carbon Steel ASTM A216 Gr. WCB /
Stainless Steel ASTM A351 Gr. CF8 / CF8M / Ductile Iron ASTM A395 / S.G. Iron EN1563 No. EN-JS1024
Guide Plate & Spring
Stainless Steel ASTM A240 Type 316 / ASTM A312 Type 316
O-ring (For Wafer Check Only)
EPDM (Other grades available on request)
Hinge pin
Stainless Steel ASTM A276 Type 410 / 304 / 316
Surface Protection for Ductile Iron
Prime Cote : Chlorine free with modified alkyd resin unobjectionable in physiological & toxicological respects.
And Cast Steel Valves
Additional external coating : Enamel
 
1) Net in Kg. (Ibs) approx. (without obligation) * Valves can be supplied to suitASMEI BS I DIN Flanges.* Ductile Iron only for Wafer check Valves. * Cover & Guide plate applicable for Non Slam only. . Spring applicable for Wafer Check Valves from Sizes 50mm (2") to 300mm (12'') & Non Slam only.* Dual plate Valves can be supplied with soft seating arrangement on request. * Please Specify Working Pressure, Temperature & Service conditions. * Other materials not mentioned above available on request.
 
 

"B" SERIES FLANGED CHECK VALVES
 
DESIGN STD & TESTING : Weir BDK STD.
Test Pressure in bar (psi)
Pressure Rating
PN7
Hyd. Shell
11 (159)
Seat
7 (101)
 
Dimensions are in mm (inch)
       
SERIES - B
 
SERIES - BX
       
SIZE
<---- A----->
B
Wt 1)
 
<--- A --->
B
Wt 1)
mm (inch)
Unlined
Rubber Lined
     
Unlined
Rubber Lined
25 (1)
144 (5.7)
150 (5.9)
124 (4.9)
4.0 (8.8)
 
150 (5.9)
157 (6.2)
126 (5.0)
5.5 (12)
40 (1 1/2)
174 (6.9)
180 (7.1)
144 (5.7)
7.0 (15)
 
180 (7.1)
186 (7.3)
149 (5.9)
9.5 (21)
50 (2)
194 (7.6)
200 (7.9)
166 (6.5)
8.5 (19)
 
200 (7.9)
206 (8.1)
163 (6.4)
11.0 (24)
65 (2 1/2)
234 (9.2)
240 (9.4)
220 (8.7)
14 (31)
 
240 (9.4)
244 (9.6)
185 (7.3)
17.5 (39)
80 (3)
254 (10.0)
260 (10.2)
220 (8.7)
20 (44)
 
260 (10.2)
266 (10.5)
218 (8.6)
21.5 (47)
100 (4)
292 (11.5)
300 (11.8)
270 (10.6)
34 (75)
 
350 (13.8)
358 (14.1)
295 (11.6)
37.5 (83)
150 (6)
392 (15.4)
400 (15.7)
322 (12.7)
56 (123)
 
400 (15.7)
406 (16.0)
325 (12.8)
64.5 (142)
200 (8)
492 (19.4)
500 (19.7)
396 (15.6)
103 (227)
 
-
-
-
-
250 (10)
590 (23.2)
600 (23.6)
500 (19.7)
190 (419)
 
-
-
-
-
300 (12)
690 (27.2)
700 (27.6)
554 (21.8)
310 (683)
 
-
-
-
-
 
Materials  
Body / End piece
Cast Iron ASTM A126 Class C / EN1561 No. EN-JL1040 / ASTM A216 Gr. WCB
Disc
Steel plate duly rubber lined. (Grade according to working condition)
Connecting bolts / nuts
Steel ASTM A307 Gr. A / ASTM A563 Gr. A
Surface Protection for
Prime Coat : Chlorine free with modified alkyd resin unobjectionable in physiological and toxicolgical respects.
Valves
Additional external coating : Stoving enamel
 
1) Net in Kg. (Ibs) approx. (without obligation) 2) Face to Face dimension 'A for RIL Valves DIN 3202 F6 for Series - B only & others as manufacturer standard. * Valves can be supplied to suit ASME / BS / DIN Flanges. *Please Specify Working Pressure, Temperature & Service conditions. * Other materials not mentioned above available on request.
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