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Lugged Type Knife Gate Valve Slurry Valve

Manual Lugged Knife Gate Valve

Nominal Diameter

DN65~DN300

Nominal Pressure

1.0Mpa, 1.6Mpa, 2.5Mpa, 4.0Mpa

Working temmperature<200℃

Applicable Medium

Slag water

Others

Special size, color can be made according to customer’s requirement.

    Description

    Lugged Knife Gate Valve is specifically engineered for demanding industrial applications involving slurry, pulp, powder, and wastewater. Its compact structure and sharp-edged gate allow it to cut through thick or solid-laden media, making it ideal for industries such as mining, paper, chemical processing, and sewage treatment.

    This knife gate valve features a one-piece body, corrosion-resistant coating, and a stainless steel or alloy blade for long-lasting durability. Its unidirectional shut-off design minimizes pressure loss while ensuring a tight seal, even under tough flow conditions. The non-clogging structure and low operating torque make it highly suitable for systems with limited maintenance access.

    Available with various actuation options—manual handwheel, pneumatic, or electric—the knife gate valve can be adapted for both remote control and manual operation. It supports installation between flanges using wafer or lug-type connections, depending on system requirements.

    As a trusted valve manufacturer in China, we produce all knife gate valves according to international standards such as DIN, and ISO. They are pressure-tested and inspected before shipment to ensure performance and reliability.

    Choose our knife gate valve to ensure smooth, safe, and efficient flow control in harsh industrial environments. It’s a reliable solution for handling abrasive and viscous media with ease.

    Standard Materials Of Main Parts

    NO

    PART NAME

    MATERIAL

    1

    Body

    Ductile lron

    2

    Oring

    NBR

    3

    Sealing

    NBR/EPDM

    4

    Disc

    316

    5

    Packing

    PTFE

    6

    Gland

    WCB

    7

    Bolt

    201

    8

    Nut/Bolt

    201

    9

    Pin

    201

    10

    Split pin

    200

    11

    Yoke

    A3

    12

    Stem

    2cr13

    13

    Yoke Head

    WCB

    14

    Stem Nut

    Brass

    15

    Bearing

    Zchsnsb10-6

    16

    Yoke head cao

    WCB

    17

    Nut

    201

    18

    Handwheel

    Ductile lron

    DIMENSIONS:(mm)

    DN

    SIZE

     

     

     

     

     

     

     

     

     

    L

    D

    D1

    D2

    D0

    N-Th

    d

    H

    H1

    65

    48

    185

    145

    118

    180

    4-M16

    Ø18

    335

    415

    80

    51

    200

    160

    132

    220

    8-M16

    Ø18

    360

    455

    100

    51

    220

    180

    156

    240

    8-M16

    Ø18

    400

    515

    125

    57

    250

    210

    184

    240

    8-M16

    Ø18

    455

    595

    150

    57

    285

    240

    212

    280

    8-M20

    Ø23

    510

    675

    200

    60

    340

    295

    266

    300

    12-M20

    Ø23

    585

    805

    250

    70

    405

    355

    319

    320

    12-M24

    Ø27

    695

    965

    300

    76

    460

    410

    370

    320

    12-M24

    Ø27

    765

    1085

    Lugged Knife Gate Valve (1)

    More Details:

    Lugged Knife Gate Valve (3)
    Lugged Knife Gate Valve (4)
    company img (1)
    Company Profile 1(1)(1)

    Tianjin Guoji Valve Co., Ltd. is an export-oriented valve manufacturer with 15,332 square meter factory area, which has strong capability of R&D, Manufacture, Trading and Service. Now our company has passed the Lloyd's Register (LR) ISO9001: 2015 quality management system certification (ISO Approval number: ISO 9001 – 00033059) and CE/PED certification (EU Certificate Of Conformity). (Certificate No: 0343/PED/SHA/BJG00001668/A).
    TGV's products covered Butterfly valves, Check valves, Strainers, Gate valves, Ball valves, Globe valves, Expansion joints, Flanges and Fittings with pressure range from 0.5 to 6.4 MPa, size from DN15 to DN3000. The products also have been widely exported to more than 30 countries and regions.
    We aim at deliver only quality valves with professional services, we see quality and service as life and always take our reputation and promises seriously.

    Company Profile 2(1)(2)
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