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Lugged & Tapped Type Water Isolation Butterfly Valve

butterfly valve diagram

Ductile Iron Butterfly Valve
Lugged & Tapped Type

  • Features
  • Flange Mounting PN16 Only
  • BS5155 (BS EN 593)
  • ISO 5211 Direct Mount
  • Lockable Handle
  • Epoxy Coat Finish
  • WRAS Approved
  • MSS-SP-67

Dimensions

  50 65 80 100 125 150 200 250 300
A 142 154.5 161 180 193 205 250 282 326
B 60 70 85 104 120 135 171 205 248
C 56 56 56 56 56 56 71 71 71
D1 125 145 160 180 210 240 295 355 410
E 11 11 11 11 14 14 17 22 22
F 70 70 70 70 70 70 102 102 102
G 90 90 90 90 90 90 125 125 125
H 19 19 19 19 19 19 25 30 30
H1 31 31 31 36 36 36 42 42 42
L 41.4 44 44.6 51.4 53.8 55.1 59.5 65 75.9
L1 176 176 176 225 225 225 300 359 359
N-Mb 4-M16 4-M16 8-M16 8-M16 8-M16 8-M20 12-M20 12-M24 12-M24
n-Ăp 4x10 4x10 4x10 4x10 4x10 4x10 4x12 4x12 4x12
Torque 19 21 28 43 60 91 194 295 412
Kgs 2.35 2.75 3.05 4.7 5.5 6.75 11.6 20.4 291

Materials

N. Part Name Materials
1 Body Ductile Iron GGG40
2 Disc Stainless Steel 316
3 Seat WRAS EPDM
4 Upper Shaft Stainless Steel 420
5 Lower Shaft Stainless Steel 420
6 Bushing PTFE
7 Split Pin Spring Steel 65Mn
8 Circlip Spring Steel 65Mn
9 O-Ring WRAS EPDM
10 Ring Nylon 6 PA6
11 Lever DN50-150 Aluminium DN200-300 DI
12 Bolt Stainless Steel 304

 

Technical Data

Max. Pressure 16 Bar
Working Temperature -10°C to +110°C
 

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