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Wafer Type Butterfly Valve

Wafer Type Butterfly Valve

  • PN 16/25
  • Material
    Ductile iron
  • Nominal diameter
    DN50-300
  • Face to face standard
    Series 3 of BS EN558-1
  • Flange drilling
    BS EN 1092
Features

Meet or exceed the requirements of EN 593 Standard.


Vulcanized Disc Design for Bubble-Tight Shutoff.


Outdoor and Indoor rated.


Position Indicator.


Groove Ends Dimensions meet AWWA C606 Standard orother lPS Pipe.


Face to Face Dimension comply with EN 558 Series 20.


3C Approved.


Rated Working Pressure:PN 16/25.


Gearbox and Handwheel,or Lever operated.


Fusion Bonded Epoxy Coated Interior and Exterior to ANSI/AWWA C550 Standard.


Material

Part

Material        

Specification     

Body

Ductile iron

EN-GJS-450-10

Seat

Rubber

EPDM

Disc

Ductile iron

EN-GJS-450-10

Bushing

Brass

ZCuZn38Mn2Pb2

Shaft

Stainless steel

1.4021

Housing

Grey Cast Iron

EN-GJL-250

Main Dimention

  • DN$mm
    inch
    D$mm
    A$mm
    L$mm
    h$mm
    H$mm
    n-Φ$mm
  • 50
    2
    125
    99
    43
    107.5
    198
    4-19
  • 65
    2-1/2
    145
    120
    46
    113
    215
    4-19
  • 80
    3
    160
    132
    46
    120
    231
    4-19
  • 100
    4
    180
    158
    52
    140
    264
    4-19
  • 150
    6
    240
    212
    56
    173
    327
    4-23
  • 200
    8
    295
    268
    60
    205
    406
    4-23
  • 250
    10
    355
    320
    68
    240
    485
    4-28
  • 300
    12
    407.5
    372
    78
    278
    555
    4-31
  • 350
    14
    467
    430
    78
    343
    660
    4-34
  • 400
    16
    521
    485
    102
    387
    753
    4-34
  • 450
    18
    585
    535
    114
    422
    821
    4-31
  • 500
    20
    650
    588
    127
    456
    899
    4-34
  • 600
    24
    770
    688
    154
    530
    1038
    4-37