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Electric flanged butterfly valve

Products > Butterfly valve > Electric flanged butterfly valve

Electric flanged butterfly valve

Product model: D943H/Y
Nominal diameter: DN50 ~ 2000mm
Nominal pressure: PN1.6~6.4MPa
Applicable temperature: carbon steel: -29℃ ~ 425℃ stainless steel: -40℃ ~ 650℃
Main material: WCB, alloy steel, stainless steel, qt450-10
Applicable medium: water, air, natural gas, oil and weakly corrosive fluid
Driving mode: worm gear drive, electric, pneumatic, hydraulic
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1, Electric flanged butterfly valve seal structure and performance Introduction
 The product from the valve body, disc, seals, transmission and other major components. The structure of the three-dimensional design of the eccentric principle, flexible sealing and multi-layer seal compatible with flexible processing of new technology so that the butterfly valve in operation, reducing its torque, to save energy and energy-saving features. Thus ensuring the overall corrosion resistance. High temperature. , Anti-extravagant reliability. 
 
2, Electric flanged hard-sealing butterfly valve main performance characteristics
 1, the structure of a unique, small and lightweight, flexible operation, labor-saving and convenient; 
 2, sealed and reliable, can be sealed without leakage; 
 3, flow characteristics tend to rectilinear Best; 
 4, the use of three eccentric principle, so that the sealing surface is almost zero loss extended valve life; 
 5, a wide range of applications. Such as: can be used for water, steam, oil, air, gas and other media. 
 6, for different temperatures and pressure levels below 6.4MPa, corrosion and other media pipeline. 
 
3, Use of electric flanged butterfly valve
 This butterfly valve is suitable for food, medicine, petrochemical, power plants, steel mills, industrial water treatment and high-rise building environmental protection, water supply and drainage pipe for regulating flow and cut off the best fluid device.  
 

4, Main connection and dimensions PN0.6, 1.0MPa

Nominal diameter DNStructure length LDimensions (reference value)Connection (standard value)Reference 
       weight
HDd943HPN0.6MPaPN1.0MPa
mminchshortlongH3A3B3DD1z-dDD1z-d
5021081501125302502551401104-141651254-1817
655/21121701155302502551601304-141851454-1820
8031141801205652502551901504-182001608-1823
10041271901386002502552101704-182201808-1825
12551402001646402502552402008-182502108-1840
15061402101757053003151652258-182852408-2247
20081522302007753003153202808-183402958-2260
2501016525024394530031537533512-1839535012-2295
30012178270250107030031544039512-2244540012-22124
35014190290280114030031549044512-2250546016-22181
40016216310305121030031554049516-2256551516-26260
45018222330350133557571459555016-2261556520-26338
50020229350380141557571464560020-2267062020-26360
60024267390445160565681075570520-2678072520-30540
70028292430480184465681086081024-2689584024-30580
80032318470530204065681097592024-30101595024-33845
9003633051058022557858631075102024-301115105028-331050
10004041055065023807858631175112028-301230116028-361500
1200484706307602640785863.1405134032-331455138032-392000
140056530710850288684108901630156036-361675159036-423000
160064600790103031568108901830176040-3691915182040-484700
180072670870123034218309302045197044-392115202044-486500
200080760950135036858509402265218048-422325223048-488700

 

Main connection and dimensions PN1.6, 2.5MPa

Nominal diameter DNStructure length LDimensions (reference value)Connection (standard value)Reference 
       weight
HDd943HPN1.6MPaPN2.5MPa
mminchshortlongH3A3B3DD1z-dDD1z-d
5021081501125302502551651254-181651254-1819
655/21121701155302502551851454-181851458-1822
8031141801205652502552001608-182001608-1825
10041271901386002502552201808-182351908-2228
12551402001646402502552502108-182702208-2643
15061402101757053003152852408-223002508-2650
200815223020077530031534029512-2236031012-2664
2501016525024394530031540535512-2642537012-3099
30012178270250107030031546041012-2648543016-30130
35014190290280114030031552047016-2655549016-33188
40016216310305121030031558052516-3062055016-36270
45018222330350133557571464058520-3067060020-36350
50020229350380141557571471565020-3373066020-36375
60024267390445160565681084077020-3684577020-39560
70028292430480184465681091084024-3696087524-42610
800323184705302040656810102595024-39108599024-48880
9003633051058022557858631125105028-391185109028-481100
10004041055065023807858631255117028-421320121028-561600
1200484706307602640785863.1485139032-481530142032-562150
14005653071085028868108901685159036-481755164036-603200
160064600790103031568108901930182040-551975186040-605000
180072670870123034218309302130202044-552195207044-686900
200080760950135036859402345223048-602425230048-689100

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