wafer-ype-Lined-Butterfly-V
wafer_type_lined_butterfly_valve_line_diagram

Standard Scope Of Supply

1.Wafer Type BodyASTM A216 Gr.WCB†

NO. Description MOC
2. Body Liner PFA / PTFE
3. Disc With Integral Shaft SS 304 Encapsulated With PFA
4. Elastomer Backup Silicon
5. Wedge Ring PTFE
6. Thrust Washer S.S.
7. Support Bush TFM / SS PFA LINED / Coated
8. Guide Bush S.S. PTFE Coated
9. Lever Assembly CS

Salient Features

  • ‘Maintenance Free’ High Performance Design
  • Bubble Tight Closer provides process efficiency
  • Dynamic Live Loaded Seal Design give super safe operation.
  • Intact Performance in severe conditions of corrosion, abrasion, and temperature fluctuation.

Technical Specifications

  • Design Standard : BS EN 593:2004 (Formerly BS 5155)
  • Drilling : ANSI B16.5 / DIN PN10/16
  • Face to Face : API 609 / DIN 3202 K1 / BS 5155 / ISO 5752 / BS EN 558-1/2
  • Lining Thickness : 3 to 5 mm
  • Testing Standard : BS EN 12266-1&2 (2003)
  • Material
  • Dimensional
  • Test & Inspection
  • Optional Design

Body Material Options

  • Cast Steel ASTM A216 Gr.WCB
  • ASTM A351 Gr. CF8 / S.S.304
  • ASTM A351 Gr. CF8M / S.S.316

Lining Material Options

  • PTFE – ASTM D 4895
  • PFA – ASTM D 3307
  • FEP – ASTM D 2116
  • ETFE – ASTM D 3159
  • PVDF – ASTM D 3322

Dimensional Data

  • * Smallest Pipe Ø of connecting pipe for Inline Mounting.
  • $ ‘C’ Shows the minimum clearance required between Valve Disc & Pipe ID
  • ♦ per Manufacturer’s Standard † As per BS EN 558-2,Table-5,Series-20
  • § Torque measured at ΔP = 11 Bar at Room Temperature in Wet Condition (Test Media – water).
Suitable to Mount Between ANSI #150 / PN10-16 Flanges
SIZE F/F†(±2) (mm) A (mm) B (mm) L (mm) Min. PipeØ* (mm) C$ (mm) Torque§(N.m)
DN40-1 1/2” 33 90 65 260 26 1.5 15
DN50-2” 43 100 67 260 29 1.5 30
DN65-2 1/2” 46 115 65 260 49 1.5 40
DN80-3” 46 120 80 260 68 1.5 40
DN100-4” 52 158 95 260 88 1.5 50
DN150-6” 58♦ 190 120 325 145 1.5 100
DN200-8” 64♦ 220 162 G.Box 196 3 180
DN250-10” 70♦ 250 200 G.Box 245 3 250
DN300-12” 80♦ 270 232 G.Box 293 3 350
DN350-14” 92 300 255 G.Box 332 3 500
DN400-16” 102 300 290 G.Box 378 3 600
DN450-18” 114 395 310 G.Box 430 3 1200
DN500-20” 127 420 342 G.Box 480 3 1500
DN600-24” 156♦ 510 400 G.Box 572 6 2000

Test & Inspection Data

  • Hydraulic Test : Body (Shell) – 20 Kg/Cm
  • Hydraulic Test : Seat – 11 Kg/Cm
  • Pneumatic Test : Seat – 6 Kg/Cm
  • Spark Test :15 K.V. D.C

Optional Design & Components

  • Gear Box / Actuator
  • Unlined Disc – Astm A351 Gr.CF8 / CF3M
  • Extended Stem Design
  • Lug Type Design

Technical Information subject to change without notice.