Double Eccentric Butterfly Valve
Double Eccentric Butterfly Valve
Material List
Item Description Material
1 Hand Wheel Ductile Iron – GGG40 – FBE
2 Bush Self Lubricating Bronze / Vesconite
3 O – Ring NBR / EPDM
4 Spindle Stainless Steel – Grd 410
5 Pin Stainless Steel – Grd 410
6 Disc Ductile Iron – GGG40 – FBE
7 Spindle Stainless Steel – Grd 410
8 Body Ductile Iron – GGG40 – FBE
9 Bush Self Lubricating Bronze / Vesconite
10 O – Ring NBR / EPDM
11 O – Ring NBR / EPDM
12 Retaining Ring Stainless Steel – Grd 304
13 Replaceable Sealing Ring NBR / EPDM
14 Sealing Ring Stainless Steel – Grd 304
15 Clutch Hardened Steel

Double Eccentric Flanged Butterfly Valve PN25

Starting From

R11,495

In Stock

FEATURES

  • Double Eccentric Design, full bore
    Replaceable resilient seal fitted to the blade
    Blade is a single casting with hydrofoil section on a smooth
    surface
    Seal Retaining Ring – Stainless Steel
    Applied Standard EN593 (BS5155)
  • Operating Temperature 0°C
    to 70°C
    Media: Water and Neutral Liquids
    Grade of Materials Body & Disc: SG Iron EN1563 GJS400-154,
    Fusion Bonded Epoxy (FBE)
    Low Closing Torques, Tight shut off type
  • Mechanical stops in
    gearbox
    Stub shaft design configuration with a distance in excess of 1.5
    the diameter of the shaft is concealed in hubs
    Test pressure as per DWS 2510/04
    Drilling to BS4504 or SANS 1123 as required
    Bi Directional on Request
    Slipping Clutch to be Fitted on Request
Clear
Dimensions
Size Short Long PN25
mm inch LS LL A B HD D K (PCD) PN25 b (Min.)
100 4” 127 190 130 180 180 235 190 19
150 6″ 140 210 162 216 180 300 250 19
200 8″ 152 230 215 254 250 360 310 20
250 10″ 165 250 224 295 250 425 370 22
300 12″ 178 270 272 387 300 485 430 25
350 14″ 190 290 315 431 300 555 490 27
400 16″ 216 310 351 472 300 620 550 28
450 18″ 222 330 379 490 300 670 600 30
500 20″ 229 350 420 544 300 730 660 32
600 24″ 267 390 440 672 300 845 770 36
700 28” 292 430 569 772 300 960 875 40
800 32” 318 470 570 802 300 1085 990 43
900 36” 330 510 627 819 300 1185 1090 47
1000 40” 410 550 706 960 300 1255 1160 50
Material List
Item Description Material
1 Hand Wheel Ductile Iron – GGG40 – FBE
2 Bush Self Lubricating Bronze / Vesconite
3 O – Ring NBR / EPDM
4 Spindle Stainless Steel – Grd 410
5 Pin Stainless Steel – Grd 410
6 Disc Ductile Iron – GGG40 – FBE
7 Spindle Stainless Steel – Grd 410
8 Body Ductile Iron – GGG40 – FBE
9 Bush Self Lubricating Bronze / Vesconite
10 O – Ring NBR / EPDM
11 O – Ring NBR / EPDM
12 Retaining Ring Stainless Steel – Grd 304
13 Replaceable Sealing Ring NBR / EPDM
14 Sealing Ring Stainless Steel – Grd 304
15 Clutch Hardened Steel

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