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Valve Body.
Structure:flowing through type globe valve with double-seated.
DN:25~300mm.
PN:1.6~10.0Mpa or class 150~class 600.
Connections:flanged type.
Material:WCB,HT200 ZG230-450 ZG1Cr18Ni9Ti.ZG0Cr18Ni12Mo2Ti.
Upper Cover.
Normal Temp:-20°C~+200°C.
Heat Radiation Type:-40°C~+450°C.
Gland Connection:bolted type.
Packing:V type PTFE.FLEXIBLE GRAPHITE.S.S BELLOWS.
Valve Assembly.
Valve Core:Double guiding&double-seated plug type.
Cv Features:Linear,Equal Percentage or Quick opening.
Material:1Cr18Ni9Ti0Cr18Ni12Mo2Ti.
Actuator.
Model: Electric actuator
Spring range:0.02~0.1/0.04~0.2Mpa.
Air Supply:0.14/0.16/0.28Mpa.
Air Supply Connector:M10*1.
Working Temp:-30~+70°C.
Valve Acting Type:air to close or air to open.
Accessories:positioner,,hand wheel.
Parameters:(with positioner.)
Leakage:<0.5%×Kv.
Intrinsic Erro:+/-1.5%.
Controlling Range:30:1.
Kv,Movement& Action Time
| DN | Seat Dia | KV | Motor Model | Output Thrust | Rated Stroke | Action Time | |
| mm | mm | Linear | Equal % | N | mm | s | |
| 20 | 20 | 6.9 | 6.3 | 381LSA-08/20 | 800/2000 | 16 | 3.8/7.6 |
| 25 | 25 | 11 | 10 | ||||
| 32 | 32 | 17 | 16 | 381LSB-30/50 | 3000/5000 | 25 | 7.2/14.7 |
| 40 | 40 | 27 | 25 | ||||
| 50 | 50 | 44 | 40 | ||||
| 65 | 65 | 69 | 63 | 381LSB-50/SC-65 | 5000/6500 | 40 | 2.5/14.3 |
| 80 | 80 | 110 | 100 | ||||
| 100 | 100 | 176 | 160 | ||||
| 125 | 125 | 275 | 250 | 381LSC-99/160 | 10000/16000 | 60 | 30/60 |
| 150 | 150 | 440 | 400 | ||||
| 200 | 200 | 690 | 630 | ||||
Pneumatic Double Seated Control Valve Dimension and Weight.
 |
|
DN (mm) |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
||
|
L(mm) |
PN1.6MPa |
185 |
200 |
220 |
250 |
275 |
300 |
350 |
410 |
450 |
550 |
670 |
770 |
|
|
PN4.0MPa |
190 |
210 |
230 |
255 |
285 |
310 |
355 |
425 |
460 |
560 |
740 |
805 |
||
|
PN6.4MPa |
200 |
210 |
235 |
265 |
295 |
320 |
370 |
440 |
475 |
570 |
750 |
820 |
||
|
H1(mm) |
117 |
120 |
139 |
144 |
188 |
208 |
220 |
268 |
278 |
320 |
441 |
503 |
||
|
With PSL Actuator |
H(mm) |
Standard type |
907 |
910 |
955 |
960 |
1112 |
1122 |
1134 |
1213 |
1223 |
1265 |
1813 |
1889 |
|
Radiator type |
1037 |
1040 |
1085 |
1090 |
1275 |
1285 |
1297 |
1412 |
1422 |
1464 |
1058 |
2134 |
||
|
D(mm) |
176 |
225 |
||||||||||||
|
Weight(KG) |
22.5 |
24.5 |
35.5 |
39.5 |
72 |
85 |
122 |
181 |
237 |
378 |
680 |
840 |
||
|
With 361L Actuator |
H(mm) |
Standard type |
670 |
673 |
840 |
845 |
1037 |
1047 |
1059 |
1293 |
1303 |
1345 |
1538 |
1614 |
|
Radiator type |
800 |
803 |
970 |
975 |
1200 |
1210 |
1222 |
1492 |
1502 |
1544 |
1783 |
1859 |
||
|
D(mm) |
225 |
310 |
||||||||||||
|
Weight(KG) |
30 |
32 |
51 |
55 |
87 |
100 |
137 |
194 |
250 |
391 |
720 |
880 |
||