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China Central Line Soft Sealed Wafer Electric Butterfly Valve, Find details about China Butterfly Valve, Electric Butterfly Valve from Central Line Soft Sealed Wafer Electric Butterfly Valve - Wuhan Grat Control Valve Co., Ltd.
Body ratings | PN1.0/PN1.6Mpa |
Body size | DN40-DN800 |
Seal material | EPDMPTFE |
Stem seal | NBRHNBR |
Body material | HT2000/ Gray cast iron, ductile cast iron/QT450 |
Disc material | Ductile cast iron QT450(electroplating, spray)SUS304 Stainless steelSUS316 Stainless steel |
Body connections | Wafer |
Flange | Special flange for butterfly valve |
Power supply | AC220V 50HZ |
Control signal | Switch actionmodulation action 4~20mA 0~5V |
Output signal | Switch position indicationpassive contact feedbackfeedback 0-1KΩ4~20mA 0~5V |
Operating pressure | PN1.6Mpa |
Medium Temp | Below120 Celsius degree(The higher level of temperature resistance is prepared) |
Ambient Temp | Below 50 Celsius degree |
Flow coefficient(CV) | Please download the data on our website for reference. (Custom flow coefficient depends on the customer's requirement. ) |
Applicable medium | Water, oil, gas, corrosive medium |
DN (mm) |
L |
D |
K |
N-φD |
H2 |
H1 |
W1 |
W2 |
Weight Kg |
40 |
33 |
148 |
105 |
4-φ16 |
48 |
210 |
138 |
76 |
5.2 |
50 |
43 |
165 |
125 |
4-Φ18 |
80 |
314 |
160 |
137 |
5.9 |
65 |
46 |
185 |
145 |
4-φ18 |
89 |
327 |
160 |
137 |
6.3 |
80 |
46 |
200 |
160 |
8-φ18 |
95 |
333 |
160 |
137 |
6.7 |
100 |
52 |
220 |
180 |
8-φ18 |
114 |
385 |
196 |
145 |
7.8 |
125 |
56 |
250 |
210 |
8-φ18 |
127 |
400 |
196 |
145 |
9.3 |
150 |
56 |
285 |
240 |
8-φ22 |
139 |
442 |
255 |
182 |
11.1 |
200 |
60 |
340 |
295 |
8-φ22 |
175 |
480 |
255 |
182 |
20.3 |
250 |
68 |
395 |
350 |
12-φ22 |
203 |
522 |
255 |
182 |
27.3 |
300 |
78 |
445 |
400 |
12-φ22 |
242 |
567 |
255 |
182 |
36.8 |
350 |
78 |
505 |
460 |
16-φ22 |
267 |
598 |
255 |
182 |
|
400 |
102 |
565 |
515 |
16-φ22 |
297 |
648 |
255 |
182 |
|
450 |
114 |
615 |
565 |
20-φ26 |
315 |
678 |
255 |
182 |
|
500 |
127 |
670 |
620 |
20-φ26 |
348 |
|
|
|
|
600 |
154 |
780 |
725 |
20-φ30 |
444 |
|
|
|
|
700 |
165 |
895 |
840 |
24-φ30 |
528 |
|
|
|
|
800 |
190 |
1015 |
950 |
24-φ33 |
590 |
|
|
|
|
The main parts materials of the electric butterfly valve
Part name |
Material |
Body |
WCB,QT450-10,HT200,HT250 |
Disc |
WCB,QT450-10,HT200,HT250,SUS304,SUS316 |
Shaft |
2Cr13 |
Seal ring |
Nitrile oil-proof rubber,PTFE |
Packing |
Grafoil |
The implementation standards of the electric butterfly valve
Manufacturing standards |
GB/T 122387-89 |
Flange standards |
GB9113-2000,GB17241.6-1998 |
Structure length standards |
GB12221-89 |
Inspection standards |
GB/T 13927-92 |
Control Diagram
Our Service;
Contact Informaion;
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 before customer place the order
2.In 24 hours response after sale
3.One year warranty
4.Safe packing for shipment
5.Welcome sample order