check valves
NO.
PART
MATERIAL
1
BODY
CAST IRON/DUCTILE IRON
2
DISC
3
BONNET
CASAT IRON/DUTILE IRON
4
HINGE PIN
STAINLESS STEEL/BRASS
5
BODY&DISC SEALING
BRASS
6
ARM
DIMENSION
DN
a
c
d
f
h
x-n
2”
50
125
165
20
203
4- 19
2-1/2”
65
145
185
216
3”
80
160
200
22
241
8- 19
4”
100
180
220
24
292
5”
210
250
26
330
6”
150
240
285
356
8- 23
8”
295
340
30
495
12- 23
10”
355
405
32
622
12- 27
12”
300
410
460
698
14”
350
470
520
36
787
16- 27
16”
400
525
580
38
914
16- 31