DUCTILE IRON SWING CHECK VALVES SERVE TO PREVENT THE BACKFLOW OF MEDIUM IN THE PIPING SYSTEM FOR PROTECTION OF IMPORTANT EQUIPMENT.
DN |
PN |
Dimensions(mm) |
lnch |
mm |
O |
D |
D1 |
D2 |
b |
n-d |
f |
H |
2" |
50 |
10/16 |
203 |
165 |
125 |
99 |
19 |
4-19 |
3 |
146 |
2.5" |
65 |
10/16 |
216 |
185 |
145 |
118 |
19 |
4-19 |
3 |
155 |
3" |
80 |
10/16 |
241 |
200 |
160 |
132 |
19 |
8-19 |
3 |
173 |
4" |
100 |
10/16 |
292 |
220 |
180 |
156 |
19 |
8-19 |
3 |
180 |
5" |
125 |
10/16 |
330 |
250 |
210 |
184 |
19 |
8-19 |
3 |
212 |
6" |
150 |
10/16 |
356 |
285 |
240 |
211 |
19 |
8-23 |
3 |
260 |
8" |
200 |
10 |
495 |
340 |
295 |
266 |
20 |
8-23 |
3 |
290 |
16 |
495 |
340 |
295 |
266 |
20 |
12-23 |
3 |
290 |
10" |
250 |
10 |
622 |
405 |
350 |
319 |
22 |
12-23 |
3 |
339 |
16 |
622 |
405 |
355 |
319 |
22 |
12-28 |
3 |
339 |
12" |
300 |
10 |
698 |
460 |
400 |
370 |
24.5 |
12-23 |
4 |
376 |
16 |
698 |
460 |
410 |
370 |
24.5 |
12-28 |
4 |
376 |