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:
All text, data and pictures in this article are for reference only.To see more details of the QP742Y Equalizing Relief Valve performance parameters, structural dimension parameters, pricing, etc., or to request high quality printing samples, please Contact us.
Headquarters Tel: +86-021-57278880
Sales Tel: +86-021-57278881
Fax: +86-021-57278882
E-mail: baigangvalve@163.com
Site: www.nqqpojn.cn
Add: Tinglin Industrial Park, Jinshan District, Shanghai
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