Nominal diameter DN |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
|
Valve seat diameter dn (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 |
Kv The value of the0.05% |
||||||||||||
Adjustable range |
30:1 |
||||||||||||
Nominal pressure Medium temperature body material |
1.6MPa |
Normal atmospheric temperature-20℃~+200℃ cast ironHT200 |
|||||||||||
|
4.0MPa |
Normal atmospheric temperature-20℃~+200℃ cast steelZG25 Cast stainless steelZG1Cr18Ni9Ti |
|||||||||||
|
|
Medium temperature-40℃~+450℃ cast steelZG25 Cast stainless steelZG1Cr18Ni9Ti |
|||||||||||
|
6.4MPa |
Normal atmospheric temperature-20℃~+200℃ cast steelZG25 Cast stainless steelZG1Cr18Ni9Ti |
|||||||||||
|
|
Medium temperature-40℃~+450℃ cast steelZG25 Cast stainless steelZG1Cr18Ni9Ti |
ZRSHThree confluence valve dimensions and drawings:
Nominal diameter(DN) |
L |
D |
H1 |
H |
|||||
PN(Mpa) |
|
PN(Mpa) |
Normal atmospheric temperature |
Medium temperature |
|||||
1.6 |
4.0 |
6.4 |
|
1.6 |
4.0 |
6.4 |
|
|
|
25 |
185 |
190 |
200 |
225 |
140 |
150 |
160 |
555 |
707 |
32 |
200 |
200 |
210 |
225 |
150 |
160 |
170 |
561 |
709 |
40 |
220 |
220 |
235 |
225 |
160 |
170 |
180 |
660 |
812 |
50 |
250 |
255 |
265 |
255 |
180 |
190 |
200 |
675 |
827 |
65 |
275 |
285 |
295 |
255 |
200 |
210 |
220 |
863 |
1027 |
80 |
300 |
310 |
320 |
255 |
210 |
230 |
240 |
868 |
1032 |
100 |
350 |
360 |
370 |
255 |
220 |
250 |
260 |
872 |
1036 |
125 |
410 |
430 |
440 |
255 |
260 |
300 |
300 |
905 |
1200 |
150 |
450 |
465 |
475 |
310 |
280 |
320 |
320 |
920 |
1135 |
200 |
550 |
560 |
570 |
310 |
320 |
380 |
380 |
950 |
1165 |
250 |
635 |
660 |
670 |
310 |
|
475 |
475 |
1203 |
1485 |
300 |
720 |
740 |
740 |
310 |
|
585 |
585 |
1265 |
1557 |
ZRSHThree confluence valve dimensions and drawings:
Nominal diameter(DN) |
L |
D |
H1 |
H |
||||
PN(Pma) |
PN(Mpa) |
|
||||||
1.6 |
4.0 |
6.4 |
1.6 |
4.0 |
6.4 |
|
||
80 |
300 |
310 |
320 |
255 |
225 |
250 |
265 |
885 |
100 |
350 |
350 |
370 |
255 |
245 |
275 |
285 |
897 |
125 |
410 |
425 |
440 |
255 |
285 |
320 |
325 |
931 |
150 |
450 |
460 |
475 |
310 |
305 |
340 |
345 |
945 |
200 |
550 |
560 |
570 |
310 |
350 |
400 |
410 |
979 |
250 |
635 |
660 |
670 |
310 |
|
540 |
540 |
1268 |
300 |
720 |
740 |
770 |
310 |
|
612 |
612 |
1294 |