Scum Gate Valve

Scum Gate Valve
Model No.: Hits: 2889
Categories: Gate Valves
Tags:
  • Scum gate valve is used for ash discharge system to connect or cut off grey water mixture and slag water slurry in water systems of thermal power station and water conservancy project.

    Working pressure: 1.6-6.4MPa

    Temperature: 0-100℃

     

    Characteristics:

    1. Adopting flange for connection. Two ends of branch pipe is flange or butt welding;

    2. Disc adopts semi seal to mandatory seal, having good characteristics;

    3. Sealing pair is made of wear resistant ceramic and alloy, having excellent wear resistance, long service life, low friction force and reliable seal.

    4. Having reasonable runner without any dregs;

    5. Stem and surface have been tempered and nitrided, having good corrosive resistance.

    6. Having rolling bearings.

     

    Standards

    Design: GB 12334, GB 3595

    Length: GB 12221

    Pressure-temperature: GB 9131, JB/T 74, HG 20604

    Flange: JG/T 79, GB9113, HG 20593-20635

    Testing & inspection: GB 13927, JB/T 9092

     

    Materials

    Body

    Bonnet

    Holder

    Disc

    Stem

    Base

    Seal ring

    Packing

    Stem nut

    WCB

    WCB

    WCB

    WCB+alloy

    2Cr13

    WCB+alloy

    Flexible graphite

    Flexible graphite

    ZCuA11


    Dimensions 

    Nominal Pressure PN

    Nominal Diameter DN

    Dimensions

    L

    D

    D1

    D2

    D6

    b

    f

    Z-d

    H

    D0

    150Lb

    50

    250

    160

    125

    100

    -

    16

    3

    4-18

    335

    250

    80

    280

    195

    160

    135

    -

    20

    3

    8-18

    510

    280

    100

    300

    215

    180

    155

    -

    20

    3

    8-18

    685

    300

    150

    350

    280

    240

    210

    -

    24

    3

    8-23

    790

    300

    200

    400

    335

    295

    265

    -

    26

    3

    12-23

    885

    350

    250

    450

    405

    355

    320

    -

    30

    3

    12-25

    1015

    400

    300

    500

    460

    410

    375

    -

    30

    3

    12-25

    1190

    450

    350

    550

    520

    470

    435

    -

    34

    4

    16-25

    1350

    500

    400

    600

    580

    525

    485

    -

    36

    4

    16-25

    1460

    500

    450

    650

    640

    585

    545

    -

    40

    4

    20-30

    1620

    550

    500

    700

    705

    650

    608

    -

    44

    4

    20-34

    1800

    550

    200Lb

    50

    250

    160

    125

    100

    -

    20

    3

    4-18

    335

    250

    80

    280

    195

    160

    135

    -

    22

    3

    8-18

    510

    280

    100

    300

    230

    190

    160

    -

    24

    3

    8-23

    685

    300

    150

    350

    300

    250

    218

    -

    30

    3

    8-25

    790

    300

    200

    400

    360

    310

    278

    -

    34

    3

    12-25

    885

    350

    250

    450

    425

    370

    332

    -

    36

    3

    12-30

    1015

    400

    300

    500

    485

    430

    390

    -

    40

    4

    16-30

    1190

    450

    350

    550

    550

    490

    448

    -

    44

    4

    16-34

    1350

    500

    400

    600

    610

    550

    505

    -

    48

    4

    16-34

    1460

    500

    450

    650

    660

    600

    555

    -

    50

    4

    20-34

    1620

    550

    500

    700

    730

    660

    610

    -

    52

    4

    20-41

    1800

    550

    300Lb

    50

    250

    160

    125

    100

    88

    20

    3

    4-18

    340

    250

    80

    310

    195

    160

    135

    121

    22

    3

    8-18

    508

    300

    100

    350

    230

    190

    160

    150

    24

    3

    8-23

    680

    300

    150

    450

    300

    250

    218

    204

    30

    3

    8-25

    800

    400

    200

    550

    375

    320

    282

    260

    38

    3

    12-30

    875

    500

    250

    650

    445

    385

    345

    313

    42

    3

    12-34

    1010

    500

    300

    750

    510

    450

    408

    364

    46

    4

    16-34

    1180

    550

    350

    850

    570

    510

    465

    422

    52

    4

    16-34

    1145

    600

    400

    950

    655

    585

    535

    474

    58

    4

    16-41

    1280

    600

    450

    1050

    680

    610

    560

    524

    60

    4

    20-41

    1415

    700

    500

    1150

    755

    670

    612

    576

    62

    4

    20-48

    1560

    750

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