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Product Name:Cast Iron DIN Swing Check Valve
Cast Iron DIN Swing Check Valve

Specification
Flange dimensions :DIN2533 
Face to face : DIN3202-F6 /EN558
Flange Drilling :  DIN2532;DIN2533 ect.
Testing confirm to DIN3230
Size :  DN40-DN600
 
Application
Working Temp: 100oC
Working Pressure: PN10 or PN16
Suitable Media: Water, Steam, Oil ect.
Not recommended for Steam Service.
Caution: FREEZING WEATHER PRECAUTION - Subsequent to testing a piping system,check valves should be left in an open position to allow complete drainage.
 
Materials
No
Part Name
Materials
1
Body
ASTM A126A(B)
GG20 GG25
2
Seat Ring
ASTM B36/B62,SS410
Brass,Bronze
3
Disc?
ASTM A126A(B)
GG20 GG25
4
Hinge Pin
A216 WCB
GS-C25
5
Hinge
ASTM A126A(B)
GG20 GG25
6
Nut
A216 WCB
GS-C25
7
Bonnet
ASTM A126A(B)
GG20 GG25
8
Split Pin
A216 WCB
GS-C25
9
Bonnet Gasket
Graphite
Graphite
10
Bolt
A216 WCB
GS-C25
11
Washer
A216 WCB
GS-C25
12
Nut
A216 WCB
GS-C25
 
Dimensions (DIN2533 Flange drilling)
DN
D
D1
D2
L
H
b
n
d
50
165
125
102
200
150
17
4
18
65
185
145
122
240
160
17
4
18
80
200
160
138
260
170
19
8
18
100
220
180
158
300
180
21
8
18
125
250
210
188
350
215
23
8
18
150
285
240
212
400
260
23
8
23
200
340
295
268
500
294
27
12
23
250
405
355
320
600
370
29
12
27
300
460
410
378
700
412
29
12
27
350
520
470
438
800
445
32
16
27
400
580
525
490
900
505
34
16
30
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