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Lug Wafer Type Knife Gate Valve

Nominal diameter: DN400 (16")

Pressure rating: PN10

Connection: lugged as per chinese standard GB/T9113

Body material: A351 CF8

Trim: SS304

Operation: handwheel operated 

Features: knife gate, cast steel body, metal to metal trim. 

    Technical Requirement

    • DESIGNED AND MANFACTURED ACC.TO MSS-SP-81
    • FACE-TO FACE ACC.TO MSS-SP-81
    • ENDS ACC.TO ANSI B16.5
    • TESTED AND INSPECTED AS PER API 598

    Design description

    • FULL PORT DESIGN
    • OS&Y OUTSIDE SRCEW AND YOKE
    • BB.BOLTED BONNET
    • RISING STEM AND NON-RISING HANDWHEEL
    • WAFER TYPE, LUG WAFER, FLANGED
    • AVAILABLE WITH BG OPERATOR, PNEUMATIC, ELECTRIC ACTUATED
    9

    Main parts and material list

    No

    Part Name

    ASTM Material

    Carbon Steel

    304 Type

    316 Type

    304L Type

    316L Type

    1

    Body

    A216-WCB

    A351 CF8

    A351 CF8

    A351 CF3

    A351 CF3M

    2

    Disc

    A240-304

    A240-304

    A240-304

    A240-316L

    A240-316L

    3

    Seat Ring

     

    NBR/PTFE/Stainless

    4

    Packing

    Graphite/PTFE

    Graphite/PTFE

    GRAPHITE/PTFE

    GRAPHITE/PTFE

    GRAPHITE/PTFE

    5

    Gland

    A216-WCB

    A351 CFS

    A351 CF8

    A351 CF3

    A351 CF3M

    6

    Yoke

    A216-WCB

    A351 CF8

    A351 CF8

    A351 CF3

    A351 CF3M

    7

    Bolt

    A193-B7

    A193 B8

    A193 B8

    A193-B8

    A193-B8

    8

    Nut

    A194-2H

    A194 8

    A194 8

    A194-8

    A194 8

    9

    Ping

    A276 410

    A276 304

    A276 304

    A276 304L

    A276 316

    10

    Stem

    182 F6a

    182F304

    182F304

    182F304L

    182F316L

    11

    Stem Nut

    Bronze

    Bronze

    Bronze

    Bronze

    Bronze

    12

    Jam Nut

    Carbon Steel

    Stainless Steel

    Stainless Steel

    Stainless Steel

    Stainless Steel

    13

    Handwheel

    Malleable Iron

    Malleable Iron

    Malleable Iron

    Malleable Iron

    Malleable Iron

    14

    Wheel Nut

    Carbon Steel

    Carbon Steel+Zn

    Carbon Steel

    Carbon Steel+Zn

    Carbon Steel+Zn

    Main Outline Dimensions

    NPS DN

    2

    2.5

    3

    4

    5

    6

    8

    10

    12

    14

    16

    18

    20

    24

    50

    65

    80

    100

    125

    150

    200

    250

    300

    350

    400

    450

    500

    600

    L

    48

    48

    51

    51

    57

    57

    70

    70

    76

    76

    89

    89

    114

    114

    H

    260

    289

    313

    376

    430

    468

    615

    738

    862

    972

    1076

    1186

    1313

    1533

    H1

    324

    358

    388

    478

    549

    600

    775

    934

    1095

    1232

    1368

    1500

    1650

    1931

    H2

    375

    425

    467

    574

    675

    748

    965

    1177

    1364

    1532

    1768

    1950

    2150

    2351

    DO

    200

    200

    200

    240

    240

    280

    320

    320

    400

    400

    450

    500

    600

    600

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