Pressure test
|
Model |
Nominal pressure |
Strength test (MPa) |
Seal test (MPa) |
Applicable temperature ℃ |
Suitable media |
|
|
25. |
37.5 |
27.5 |
≤550 |
Water, steam, oil |
|
|
32.0 |
48.0 |
35.2 |
||
|
|
P54100V |
30.0 |
11.0 |
≤540 |
|
|
|
P54100V |
42.0 |
15.4 |
||
|
|
P57170V |
63.0 |
18.7 |
≤570 |
Main parts materials and performance
|
Body |
cap |
Bracket |
Valve stem |
Seal ring |
filler |
Stem nut |
|
WCB |
WCB |
WCB |
2Cr13 |
Enhance flexible graphite |
Enhance flexible graphite |
ZCu1A110Fe3 |
|
WC6 |
WC6 |
WC6 |
38CrMoV |
|||
|
WC9 |
WC9 |
WC9 |
38CrMoV |
Specifications The main size PN 25.0-32.0MPa P57170V
|
model |
DN |
d |
L |
L1 |
L2 |
H |
Denso models |
|
J961Y-250 |
20 |
19 |
150 |
363 |
197 |
576 |
DZW15 |
|
25 |
22 |
180 |
363 |
197 |
590 |
DZW15 |
|
|
32 |
26 |
180 |
363 |
197 |
606 |
DZW15 |
|
|
40 |
36 |
250 |
363 |
197 |
722 |
DZW20 |
|
|
50 |
42 |
250 |
363 |
197 |
722 |
DZW30 |
|
|
65 |
56 |
340 |
473 |
277 |
1060 |
DZW45 |
|
|
80 |
80 |
390 |
526 |
283 |
1280 |
DZW90 |
|
|
100 |
84 |
480 |
526 |
283 |
1290 |
DZW90 |
|
|
J961Y-320 |
20 |
19 |
150 |
363 |
197 |
276 |
DZW15 |
|
25 |
22 |
180 |
363 |
197 |
590 |
DZW15 |
|
|
32 |
26 |
180 |
363 |
197 |
606 |
DZW15 |
|
|
40 |
36 |
250 |
363 |
197 |
722 |
DZW20 |
|
|
50 |
42 |
250 |
363 |
197 |
722 |
DZW30 |
|
|
65 |
60 |
470 |
526 |
283 |
1140 |
DZW90 |
|
|
80 |
80 |
570 |
526 |
283 |
1350 |
DZW120 |
|
|
100 |
96 |
660 |
554 |
609 |
1500 |
DZW180 |
|
|
J961Y-P57170V |
20 |
19 |
150 |
363 |
197 |
576 |
DZW15 |
|
25 |
22 |
180 |
363 |
197 |
590 |
DZW15 |
|
|
32 |
26 |
180 |
363 |
197 |
606 |
DZWl5 |
|
|
40 |
36 |
250 |
363 |
197 |
722 |
DZW20 |
|
|
50 |
42 |
250 |
363 |
197 |
722 |
DZW30 |
|
|
65 |
60 |
762 |
526 |
283 |
1543 |
DZW90 |
|
|
80 |
74 |
864 |
526 |
283 |
1790 |
DZWl20 |
|
|
100 |
88 |
965 |
554 |
309 |
1890 |
DZWl80 |
