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      1. TEL:086-021-57483788 SALES:086-021-57480966
        Water resources system industry???
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        Electric butterfly valve

        Update: 2016/5/21??????View:
        • name: ???Electric butterfly valve
        • Type: ???D943H/X
        • Presure: ???1.0~10MPa
        • Specifications: ???DN40~DN4500
        • material: ???WCB、CF8、CF8M、A4,etc
        • Order Online

        • The product description

          D943 type electric butterfly valve is through the circular disc plate with the valve rod rotation as open-close, open or close the valve, butterfly valve is mainly for the use of block valves, can also be designed to have the function of regulating and truncation. Valves electric actuator save a lot of manpower and opening closing time. Triple eccentric multi-level butterfly valve has no mechanical wear and tear, can reach zero leakage, suitable for petroleum, chemical industry, metallurgy, electric power, food, medicine, on different medium such as water supply and drainage, gas transmission pipeline as the adjusting and the best device to cutting fluid.




        • The main connection and overall dimensions(PN10)

          norminal diameter

           main overal size and connection size(mm)

          valve size mm

          flange connection size mm

          L

          H

          H1

          D

          D1

          D2

          b

          f

          z-Φd

          short series

          long series

          50

          108

          150

          112

          530

          165

          125

          93

          18

          3

          4-Φ18

          65

          112

          170

          115

          530

          185

          145

          113

          18

          3

          4-Φ18

          80

          114

          180

          120

          565

          200

          160

          128

          20

          3

          8-Φ18

          100

          127

          190

          138

          600

          220

          180

          148

          20

          3

          8-Φ18

          125

          140

          200

          164

          640

          250

          210

          178

          22

          3

          8-Φ18

          150

          140

          210

          175

          705

          285

          240

          204

          22

          3

          8-Φ22

          200

          152

          230

          200

          775

          340

          295

          259

          24

          3

          8-Φ22

          250

          165

          250

          243

          945

          395

          350

          314

          26

          3

          12-Φ22

          300

          178

          270

          283

          1070

          445

          400

          362

          26

          4

          12-Φ22

          350

          190

          290

          310

          1140

          505

          460

          422

          26

          4

          16-Φ22

          400

          216

          310

          340

          1210

          565

          515

          473

          26

          4

          16-Φ26

          450

          222

          330

          380

          1335

          615

          565

          523

          28

          4

          20-Φ26

          500

          229

          350

          410

          1415

          670

          620

          578

          28

          4

          20-Φ26

          600

          267

          390

          470

          1605

          780

          725

          677

          34

          5

          20-Φ30

          700

          292

          430

          550

          1844

          895

          840

          792

          35

          5

          24-Φ30

          800

          318

          470

          640

          2040

          1015

          950

          899

          38

          5

          24-Φ33

          900

          330

          510

          710

          2255

          1115

          1050

          999

          38

          5

          28-Φ33

          1000

          410

          550

          770

          2380

          1230

          1160

          1106

          44

          5

          28-Φ36

          1200

          470

          630

          890

          2640

          1455

          1380

          1323

          55

          5

          32-Φ39

          main connection and overal sizes(PN16)

          norminal diameter

           main overal size and connection size(mm)

          valve sizes mm

          flange connection sizes mm

          L

          H

          H1

          D

          D1

          D2

          b

          f

          z-Φd

          short series

          long series

          50

          108

          150

          112

          530

          165

          125

          93

          18

          3

          4-Φ18

          65

          112

          170

          115

          530

          185

          145

          113

          18

          3

          4-Φ18

          80

          114

          180

          120

          565

          200

          160

          128

          20

          3

          8-Φ18

          100

          127

          190

          138

          600

          220

          180

          148

          20

          3

          8-Φ18

          125

          140

          200

          164

          640

          250

          210

          178

          22

          3

          8-Φ18

          150

          140

          210

          175

          705

          285

          240

          204

          22

          3

          8-Φ22

          200

          152

          230

          200

          775

          340

          295

          259

          24

          3

          12-Φ22

          250

          165

          250

          243

          945

          405

          355

          315

          26

          3

          12-Φ26

          300

          178

          270

          283

          1070

          460

          410

          370

          28

          3

          12-Φ26

          350

          190

          290

          310

          1140

          520

          470

          428

          30

          4

          16-Φ26

          400

          216

          310

          340

          1210

          580

          525

          479

          32

          4

          16-Φ30

          450

          222

          330

          380

          1335

          640

          585

          539

          40

          4

          20-Φ30

          500

          229

          350

          410

          1415

          715

          650

          601

          44

          4

          20-Φ33

          600

          267

          390

          470

          1605

          840

          770

          716

          54

          5

          20-Φ36

          700

          292

          430

          550

          1844

          910

          840

          786

          58

          5

          24-Φ36

          800

          318

          470

          640

          2040

          1025

          950

          893

          62

          5

          24-Φ39

          900

          330

          510

          710

          2255

          1125

          1050

          993

          64

          5

          28-Φ39

          1000

          410

          550

          770

          2380

          1255

          1170

          1110

          68

          5

          28-Φ42

          1200

          470

          630

          890

          2640

          1485

          1390

          1324

          78

          5

          32-Φ48

           main connection and overal sizes(PN25)

          norminal diameter

           main overal sizes and connection (mm)

          valve sizes mm

          flange connection sizes mm

          L

          H

          H1

          D

          D1

          D2

          b

          f

          z-Φd

          short series

          long series

          50

          108

          150

          112

          530

          165

          125

          93

          20

          3

          4-Φ18

          65

          112

          170

          115

          530

          185

          145

          113

          22

          3

          8-Φ18

          80

          114

          180

          120

          565

          200

          160

          128

          24

          3

          8-Φ18

          100

          127

          190

          138

          600

          235

          190

          154

          24

          3

          8-Φ22

          125

          140

          200

          164

          640

          270

          220

          180

          26

          3

          8-Φ26

          150

          140

          210

          175

          705

          300

          250

          210

          28

          3

          8-Φ26

          200

          152

          230

          200

          775

          360

          310

          270

          30

          3

          12-Φ26

          250

          165

          250

          243

          945

          425

          370

          326

          32

          3

          12-Φ30

          300

          178

          270

          283

          1070

          485

          430

          386

          34

          3

          16-Φ30

          350

          190

          290

          310

          1140

          555

          490

          441

          38

          4

          16-Φ33

          400

          216

          310

          340

          1210

          620

          550

          498

          40

          4

          16-Φ36

          450

          222

          330

          380

          1335

          670

          600

          548

          46

          4

          20-Φ36

          500

          229

          350

          410

          1415

          730

          660

          608

          48

          4

          20-Φ36

          600

          267

          390

          470

          1605

          845

          770

          713

          58

          5

          20-Φ39

          700

          292

          430

          550

          1844

          960

          875

          815

          60

          5

          24-Φ42

          800

          318

          470

          640

          2040

          1085

          990

          924

          66

          5

          24-Φ48

          900

          330

          510

          710

          2255

          1185

          1090

          1024

          70

          5

          28-Φ48

          1000

          410

          550

          770

          2380

          1320

          1210

          1136

          74

          5

          28-Φ56

          1200

          470

          630

          890

          2640

          1530

          1420

          1346

          86

          5

          32-Φ56


        • The major parts material

          material code

          Body and bonnet

          Valve plate

          valve seat

          Sealing ring

          The valve stem

          packing

          z

          HT200  gray cast iron

           gray cast iron

          HT200+ copper/stainless steel

          Stainless steel multi-layer

          20Cr13

          graphite

          Q

          QT450 nodular cast iron

          nodular cast iron

          QT450+ copper/stainless steel

          Stainless steel multi-layer

          20Cr13

          graphite

          C

          WCB steel

          steel

          WCB+copper/stainless steel/carbide

          Stainless steel multi-layer

          20Cr13

          graphite

          P

          CF8 (304 )Stainless steel

          Stainless steel

          Stainless steel

          Stainless steel multi-layer

          304

          PTFE

          R

          CF8M (316) Stainless steel

          Stainless steel

          Stainless steel

          Stainless steel multi-layer

          316

          PTFE

          PL

          CF3 (304 L)Stainless steel

          Stainless steel

          Stainless steel

          Stainless steel multi-layer

          304L

          PTFE

          RL

          CF3M (316L) Stainless steel

          Stainless steel

          Stainless steel

          Stainless steel multi-layer

          316L

          PTFE

          Other special material our company can also be customized according to customer's requirements.


        • The main performance characteristics

          Shell material

          Applicable medium

          Suitable temperature(℃)

          Gray cast ironZ

          Water, air, oil

          200

          Nodular cast ironQ

          Water, air, oil

          350

          Carbon steeltype)

          Water, air, oil

          425

          Chromium nickel titanium steelP type

          Nitrate class

          150

          Titanium nickel chrome molybdenum steelR type

          Nitrate class

          150

           

          Nominal pressure PNMPa

          shell

          Test pressureMPa

          Seal (liquid)

          Seal (gas)

          0.6

          0.9

          0.66

          0.6

          1.0

          1.5

          1.1

          0.6

          1.6

          2.4

          1.8

          0.6

          2.5

          3.8

          2.8

          0.6

          4

          6

          4.4

          0.6

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