Electric butterfly valve-Mingzhu Valve Group Co., Ltd.
TEL:086-021-57483788 SALES:086-021-57480966
Petroleum and natural gas chemical industry   
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Electric butterfly valve

Update: 2016/5/30      View:
  • name:    Electric butterfly valve
  • Type:    D943H/X
  • Presure:    1.0~2.5MPa
  • Specifications:    DN40~DN4500
  • material:    Gray iron, ductile iron, carbon steel, stainless steel
  • Order Online
  • Product description
    D943 electric butterfly valve is through the rotation of the circular plate with the stem for opening and closing parts to achieve the valve open or closed, the main valve for the use of cut-off valve can also be designed to have the function of regulation and truncation. Valve configuration electric actuator to save a lot of manpower and turn off time. Three eccentric butterfly valve multi-level has no mechanical wear, up to zero leakage for as regulation, cut off fluid and the best device in petroleum, chemical, metallurgy, electric power, food, medicine, to drainage, gas transportation and other different medium pipeline.


  • Main connection and dimensions (PN6)

    nominal diameter

     Main dimensions and connection dimensions (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

    140

    110

    82

    14

    3

    4-Φ14

    65

    112

    170

    115

    530

    160

    130

    102

    14

    3

    4-Φ14

    80

    114

    180

    120

    565

    190

    150

    118

    16

    3

    4-Φ18

    100

    127

    190

    138

    600

    210

    170

    138

    16

    3

    4-Φ18

    125

    140

    200

    164

    640

    240

    200

    168

    18

    3

    8-Φ18

    150

    140

    210

    175

    705

    265

    225

    193

    18

    3

    8-Φ18

    200

    152

    230

    200

    775

    320

    280

    248

    20

    3

    8-Φ18

    250

    165

    250

    243

    945

    375

    335

    323

    22

    3

    12-Φ18

    300

    178

    270

    283

    1070

    440

    395

    357

    22

    4

    12-Φ22

    350

    190

    290

    310

    1140

    490

    445

    407

    22

    4

    12-Φ22

    400

    216

    310

    340

    1210

    540

    495

    457

    22

    4

    16-Φ22

    450

    222

    330

    380

    1335

    595

    550

    512

    22

    4

    16-Φ22

    500

    229

    350

    410

    1415

    645

    600

    562

    24

    4

    20-Φ22

    600

    267

    390

    470

    1605

    755

    705

    661

    30

    5

    20-Φ26

    700

    292

    430

    550

    1844

    860

    810

    766

    30

    5

    24-Φ26

    800

    318

    470

    640

    2040

    975

    920

    872

    30

    5

    24-Φ30

    900

    330

    510

    710

    2255

    1075

    1020

    972

    34

    5

    24-Φ30

    1000

    410

    550

    770

    2380

    1175

    1120

    1072

    38

    5

    28-Φ30

    1200

    470

    630

    890

    2640

    1405

    1340

    1289

    42

    5

    32-Φ33

    Main connection and dimensions (PN10)

    nominal diameter

     重要外形尺寸及连接尺寸(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 dimensions(PN16)

    公称
    通径

    nominal

    通径

    nominal

     重要外形尺寸及连接尺寸(mm)

    阀门尺寸mm

    法兰连接尺寸mm

    L

    H

    H1

    D

    D1

    D2

    b

    f

    z-Φd

    短系列

    长系列

    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

     重要连接及外形尺寸(PN25)

    公称

    通径

     重要外形尺寸及连接尺寸(mm)

    阀门尺寸mm

    法兰连接尺寸mm

    L

    H

    H1

    D

    D1

    D2

    b

    f

    z-Φd

    短系列

    长系列

    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

    • Main parts material

      material code

      Valve body, valve cover

      valve plate

      valve seat

      Sealing ring

      valve stem

      filler

      z

      HT200 Gray cast iron

      Gray cast iron

      HT200+Copper / stainless steel

      Stainless steel multi layer

      20Cr13

      graphite

      Q

      QT450 Nodular graphite cast iron

      Nodular graphite cast iron

      QT450+Copper / stainless steel

      Stainless steel multi layer

      20Cr13

      graphite

      C

      WCB carbon steel

      carbon steel

      WCB+Copper / stainless steel/Cemented 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 materials, our company can also be tailored to customer needs.




  • 壳体材料

    实用介质

    实用温度(℃)

    灰铸铁(Z

    水¶••⊿空气¶••⊿油品

    200

    球墨铸铁(Q

    水¶••⊿蒸汽¶••⊿油品

    350

    碳素钢(C型)

    水¶••⊿蒸汽¶••⊿油品

    425

    铬镍钛钢(P型)

    硝酸类

    150

    铬镍钼钛钢(R型)

    醋酸类

    150

     

    公称压力PNMPa

    壳体

    实验压力(MPa

    密封(液)

    密封(气)

    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

  • $Column4$
  • $Column5$
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