QP742Y Equalizing Relief Valve
Product overview
Product model: QP742Y
Nominal diameter: DN200~500 mm
Nominal pressure: 0.25MPa
Operating temperature: ≤250℃
Applicable medium: air, gas and other gases
Input signal: 0-10 or 4-20mA·DC
Transmission mode: hydraulic transmission
Flange standard: GB/T9115-98
Connection size: GB2555-81PN2.5
Test method: GB/T13927-92
DN(mm) |
PN(MPa) |
L |
D |
D1 |
D2 |
b |
H |
200 |
0.1 |
225 |
375 |
320 |
284 |
20 |
865 |
250 |
0.1 |
225 |
425 |
370 |
330 |
20 |
890 |
300 |
0.1 |
245 |
485 |
430 |
389 |
22 |
1020 |
250 |
0.1 |
265 |
555 |
490 |
448 |
22 |
1100 |
400 |
0.1 |
265 |
620 |
555 |
503 |
24 |
1225 |
450 |
0.1 |
285 |
645 |
600 |
570 |
24 |
1265 |
480 |
0.1 |
285 |
735 |
685 |
650 |
24 |
1320 |
500 |
0.1 |
285 |
755 |
705 |
670 |
26 |
1330 |
550 |
0.1 |
285 |
805 |
755 |
720 |
26 |
1360 |
600 |
0.1 |
285 |
850 |
795 |
745 |
28 |
1385 |
610 |
0.1 |
285 |
860 |
810 |
772 |
28 |
1395 |
650 |
0.1 |
285 |
910 |
830 |
794 |
28 |
1410 |
675 |
0.1 |
300 |
935 |
855 |
789 |
28 |
1425 |
700 |
0.1 |
300 |
980 |
890 |
845 |
30 |
1495 |
800 |
0.1 |
300 |
1075 |
985 |
940 |
30 |
1541 |
900 |
0.1 |
300 |
1190 |
1125 |
1070 |
30 |
1718 |
1000 |
0.1 |
410 |
1320 |
1210 |
1140 |
32 |
1650 |
1200 |
0.1 |
470 |
1530 |
1420 |
1350 |
36 |
1795 |
1250 |
0.1 |
470 |
1590 |
1475 |
1410 |
36 |
1800 |
Reminder:
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