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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

  • 暂无备案 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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