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BUTTERFLY VALVES - WAFER TYPE VA-10/11
CAST IRON
 
BUTTERFLY VALVES - WAFER TYPE
 

CONFORMING TO :
BS : 5155
IS : 13095
ISO :5211


 
SUITABLE FOR INSERTION IN FLANGES :
ASNI : 16.1B CL-125#/150#
BS : 4504 PN-10, PN-16
BS : 10 TABLE D,E,F,H

APPLICATIONS:
Chemical and process industries, Waste and effluent treatement plant, Fire protection, Paper and pulp industry, Dyeing & finishing plants.

SIZE : 40 mm to 300 mm

   


VA-10/11
BUTTERFLY VALVES - WAFER TYPE





VA-10/11
BUTTERFLY VALVES - WAFER TYPE
 


 

WAFER TYPE DESIGN

  • DN 40 TO DN 300
  • NODULAR CAST IRON BODY
  • CENTRIC DISC IN S.G. IRON / S.S
  • S.S DISC IN INVESTMENT CASTINGS
  • QUARTER TURN OPERATION
  • LOW TORQUE
  • LOW FRICTION
  • SELF LUBRICATING BEARINGS
  • CORROSION FREE
  • COMPACT DESIGN
  • 100% LEAK TIGHT
  • VACCUM TIGHT
  • REPLACEABLE LINER
    		•

    BUTTERFLY VALVES - WAFER TYPE

    MATERIALS
    ITEM NO.
    COMPONENTS
    MATERIAL
    SPECIFICATION
    Operation:- DN 40 TO DN 300
    Fabricated Pressed Steel Lever
    GEAR BOX / ACTUATOR OPTIONAL

    PRESSURE RATING : Seat tested 14 Bar/ 220 psig

    Indications : Open / Close indication on Lever

    Locking Arrangement: Lockable at all position

    Temprature Rating : -340C to 800C

    Suitable liners for higher temp on request

    Data availabe on request
    1. Temperature Ratings of Liners
    2. Chemical Resistance of Liners
    3. Flowrates at Various Level of Opening
    1
    BOLT
    CARBON STEEL
    BS - 916
    2
    BUSH
    TEFLON / NYLON
    PTFE
    3
    DISC
    S.G. IRON /
    STAINLESS STEEL
    BS 2789GR420/12
    AISI 304/316
    4
    LINER*
    NITRILE / EPDM
    EPDM
    5
    BUSH
    TEFLON / NYLON
    PTFE
    6
    CIRCLIP
    SPRING STEEL
    7
    BODY
    CAST IRON
    IS 210FG200
    8
    LOCK PLATE
    CARBON STEEL
    FABRICATED
    9
    BOLTS
    CARBON STEEL
    BS 916
    10
    ADJUSTING LEVER
    CARBON STEEL
    FABRICATED
    11
    LOCK HOLE
    -
    -
    12
    UPPER STEM
    STAINLESS STEEL
    AISI 410
    13
    LOWER STEM
    STAINLESS STEEL
    AISI 410

    * Other materials are available on request

    Dimensions in mm
     
      Butter fly valves
    DN
    NPS     		40
    1-1/2    		 50
    2    		 65
    2-1/2    		 80
    3    		 100
    4    		 125
    5    		 150 6 200 8 250 10 300 12
    A 33 43 46 46 52 56 56 200 250 250
    B 82 101 120 133 153 174 198 8 10 12
    C 62 67 82 92 102 114 128 60 68 78
    D 145 152 178 187 200 238 259 - - -
    E 215 216 216 254 254 254 305 305 305 305
    FØ 40 50 65 79 100 124 150 200 250 300
    G 70 70 70 70 70 70 102 102 102 102

    TESTED TO :

    • BODY TESTED : 300 PSIG(HYD.)
    • SEAT TESTED : 220 PSIG(HYD.)

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