DN20-200 Bellow Sealed Top Guided Electric Control Valve
Product description
1.More than 100000 operation lives without fault, keep your system operating safely and reliably
2.With large rangeability, the valve has an inherent rangeability 50, whose flow characteristic includes linearity
and equal percentage
3.The valve owns a self-cleaning function, which can effectively guarantee the piping circulating
4.The equal pressure holes are set above and below the plug to make the electric cage control valves present
small unbalanced force,good stability, large pressure drops and strong interchangeability for cage
Parameters
Valve size
DN(mm) |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
| Rated flow coefficient KV |
Linearity |
6.9 |
11 |
17.6 |
27.5 |
44 |
69 |
110 |
176 |
275 |
440 |
690 |
| EQ% |
6.3 |
10 |
16 |
25 |
40 |
63 |
100 |
160 |
250 |
400 |
630 |
| Rated stroke L(mm) |
16 |
25 |
40 |
60 |
| Electric actuator thrust(N) |
Common type |
400~4000 |
400~4000 |
6400 |
6400~16000 |
| Electronic type |
2000 |
4000 |
6000 |
8000 |
Full stroke time
(S) |
Common type |
12.5 |
20 |
32 |
48 |
| Electronic type |
30 |
30 |
48 |
60 |
Consumptive power
(W) |
Common type |
28 |
35 |
| Electronic type |
6 |
15 |
25 |
40 |
| Body rating Mpa |
16(1.6MPa),40(4.0MPa),64(6.4MPa) |
| Inhere rangability |
50 |
| End connection |
Flange, Thread, Weld |
| Seat type |
Single seat |
| Plug type |
Plunger |
| Power supply |
AC220V,AC 380V, DC 24V |
| Flange standards |
Compliance with standard JB78-59,JB-79-59, manufacture according to the standard JB/T79.1,JB/T79.2-94 |
| |
|
| Body material |
Cast steel(ZG230-450),Stainless steel(ZG1Cr18Ni9Ti,316,316L),Titanium alloy |
| Ball material |
Stainless steel(ZG1Cr18Ni9Ti,316,316L,A105)etc. |
| Stem material |
Stainless steel(ZG1Cr18Ni9Ti,316,316L) |
| Packing material |
PTFE, Grafoil |
| Seal Type |
Metal seat |
Soft seat |
| Seat material |
PTFE |
Carbon fiber intensified PTFE |
Stainless steel or stainless steel +STL |
| Leakage |
VI grade |
less than rated flow10-4,10-5 |
| Operating Temp. |
N:-40ºC-180ºC |
M:-40ºC-280ºC |
H:-40ºC-400ºC |
Installation Size
| Valve size DN(mm) |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
| L |
PN16. 40 |
150 |
160 |
180 |
200 |
230 |
290 |
310 |
350 |
400 |
480 |
600 |
| PN64. 100 |
206 |
210 |
230 |
251 |
286 |
311 |
337 |
394 |
450 |
508 |
650 |
| H |
PN16. 40 |
52 |
57 |
75 |
75 |
82 |
92 |
100 |
117 |
150 |
167 |
187 |
| PN64. 100 |
65 |
40 |
85 |
85 |
90 |
103 |
108 |
125 |
173 |
195 |
208 |
| H1 |
125 |
125 |
155 |
155 |
165 |
200 |
205 |
210 |
275 |
330 |
372 |
| A*H2 |
ф225*370 |
ф255*500 |
ф310*700 |
ф310*750 |
| Weight(kg) |
PN16 |
20 |
21 |
24 |
33 |
37 |
65 |
68 |
56 |
118 |
145 |
215 |
| PN64 |
23 |
24 |
32 |
44 |
53 |
76 |
81 |
100 |
156 |
178 |
265 |
Packing&Shipping
1.Packing: inner with bubble wrap,outer with cardboard box and wooden case
2.Transportation:by sea,by air,by train
Our Services
1.Professional consultation
2.24 hours response after sale
3.One year warranty
4.Safe packing for shipment
5.Welcome sample order
Company Introduction
Wuhan Grat Control Valve is a professional valve manufacturer established in 2005.It is specialized in researching and developing various automatic valves for industrial automation and on-site implimentation products.
In 10 year development,Grat has obtained 9 patents like small flow control valve and potentiometer position device,and do business with more than 1000 companies all over the world.Some of them are world famous enterprises
According to ISO9001:2008 quality management system,Grat strictly controls the product quality and the whole production process.In 2015,Grat got CE certificates and passed successfully EMC tests and CNAS 100000 times lifetime tests.
With the ERP and CRM systems applied in management,they enhance the resource and information level and improve the ability of customer relationship.High quality and good service are our advantages to win the market.
Certificates & Test reports
Application
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