Nominal diameter DN |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
||
Valve seat diameterdn (mm) |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
||
Rated flow coefficient Kv |
Confluence |
8.5 |
13 |
21 |
34 |
53 |
85 |
135 |
210 |
340 |
535 |
800 |
1280 |
|
|
shunt |
|
|
|
|
|
85 |
135 |
210 |
340 |
535 |
800 |
1280 |
|
Trip mm |
16 |
25 |
40 |
60 |
100 |
|||||||||
Allowable differential pressure△MPa |
≤Nominal pressure MPa |
|||||||||||||
Basic error% |
±2.5 |
|||||||||||||
Return difference% |
2.5 |
|||||||||||||
dead zone% |
1.0 |
|||||||||||||
Always point deviation% |
±2.5 |
|||||||||||||
Rated Travel Deviation% |
2.5 |
|||||||||||||
Allowable leakageQ |
KvThe value of the0.05% |
|||||||||||||
Adjustable range |
30:1 |
|||||||||||||
Nominal pressure Medium temperature body material |
1.6MPa |
Room temperature from-20 DEG C ~200 cast iron HT200 |
||||||||||||
|
4.0MPa |
Room temperature -20 DEG C ~200 cast steel ZG25 cast stainless steel ZG1Cr18Ni9Ti |
||||||||||||
|
|
Cast steel ZG25 cast stainless steel ZG1Cr18Ni9Ti at medium temperature -40 C + 450 C |
||||||||||||
|
6.4MPa |
Room temperature -20 DEG C ~200 cast steel ZG25 cast stainless steel ZG1Cr18Ni9Ti |
||||||||||||
|
|
Cast steel ZG25 cast stainless steel ZG1Cr18Ni9Ti at medium temperature -40 C + 450 C |
Nominal diameter(DN) |
L |
H1 |
H |
D |
||
1.6MPa |
6.4MPa |
|
Normal atmospheric temperature |
high temperature |
|
|
25 |
185 |
200 |
110 |
669 |
822 |
225 |
40 |
220 |
235 |
131 |
838 |
991 |
225 |
50 |
250 |
265 |
131 |
850 |
1003 |
255 |
65 |
275 |
295 |
171 |
967 |
1126 |
255 |
80 |
300 |
320 |
189 |
984 |
1152 |
255 |
100 |
350 |
400 |
208 |
1026 |
1193 |
255 |
150 |
450 |
550 |
275 |
1360 |
1587 |
310 |
200 |
550 |
670 |
320 |
1440 |
1667 |
310 |
250 |
640 |
810 |
390 |
1649 |
1884 |
310 |
300 |
880 |
950 |
450 |
1760 |
1999 |
310 |
Address:Shanghai Market Road 3360
Switchboard:021-66516999
Phone Sales:021-51619868 / 021-66518677
Post:200436
E-mail : [email protected]
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