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Butterfly Valve

Gear Box Operated Wafer Type Butterfly Valve - BW Series

Specifications
End Connection:

Wafer - API 609 (CAT - A)

Range:

DN40 - DN300

Suitable to:

ASMI B16.5 150#

Pressure Range:

PN06, PN10, PN16

Leakage Class:

100% Tightness at fully differential pressure

Standard:

API 609, BS 5155, ISO 5211, API 598, ASME B16.5

Body Material:

Cast Iron(CI), SGI, WCB, CF8, CF8M

Disc Material:

SGI, CF8, CF8M, WCB

Stem Material:

SS410, SS304, SS316

Body Liner / Seat Material:

NBR, EPDM, VITON

Shaft Bearing Material:

PTFE

More Information
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  • Technical Data
  • Features
  • Applicable Flange Mountinig

Technical Data (All dimensions are in mm)

Size A ØD F/F ØK ØL E J O Mounting Flange
40 MM 140 40 33 105 98 11 12 50 F05
50 MM 165 50 43 125 114 11 13 50 F05
65 MM 192 65 46 145 127 11 12 50 F05
80 MM 218 80 46 164 146 11 14 50 F05
100 MM 243 100 52 190 179 14 17 53 F07
125 MM 276 125 56 216 200 17 20 53 F07
150 MM 310 150 56 241 225 17 19 53 F07
200 MM 404 200 60 298 292 22 22 63 F07/F10
250 MM 470 250 68 362 350 22 25 63 F07/F10
300 MM 561 300 78 432 399 27 32 70 F12

 

Features

  • Bi-directional zero leakage butterfly valve.
  • ISO Pad for mounting, Gear Operator / Actuator
  • Extremely small play between the stem and disc due to the ‘Double D’ drive.
  • Accurate dual stem sealing prevents leakage.
  • The butterfly valve can be mounted between flanges as per ASME.
  • 100% Tested With Pneumatic And Fluid (Water) Media.
  • Design Standard: ISO 5211, API 609, ASME B16.5 150#.
  • Face-to-Face Dimension: API 609 (CAT A).
  • Operator mounting flange: As per ISO 5211.
  • Operator : Hand Lever / Gear / Actuator
  • Leakage Class: 100% tightness at full differential Pressure.

Applicable Flange Mountinig

SIZE ANSI DIN 1092 BS10 JIS
150# PN6 PN10 PN16 TABLE-E TABLE-F TABLE-H 5K 10K 16K
DN40 OK OK NA NA OK OK OK NA OK NA
DN50 OK OK OK OK OK OK OK NA OK NA
DN65 OK OK OK OK OK OK OK OK OK OK
DN80 OK OK OK OK OK OK OK OK OK NA
DN100 OK NA OK OK OK OK OK NA NA NA
DN125 OK OK OK OK OK NA NA OK NA NA
DN150 OK OK OK OK OK NA NA OK OK NA
DN200 OK NA OK OK OK NA NA NA NA NA
DN250 OK NA OK NA OK NA NA NA OK NA
DN300 OK NA OK NA OK NA NA NA NA NA
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