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  • KB Flanged 1

Saunders Diaphragm Valve

 

Two-way diaphragm valve with unrestricted flow

 

Application: Powder, slurry, sewage media (depending on diaphragm and valve body)

  • 100% tight and straight-through design
  • Diaphragm isolates all bonnet working parts from media
  • Available with diaphragm types and valve body lining for aggressive and abrasive media
  • Simple actuation

General data

Type: KB Flanged
Material: Cast iron, SG iron, gunmetal, stainless steel
Lining: Hard rubber, butylene rubber, neoprene, glass
Pressure class: PN10
Bonnet: Cast iron GG25
Hand wheel: Cast iron (DN15-50)
  Steel (DN65+)
Diaphragms: Natural rubber (AA), EPM (425), Butylene (300), Neoprene (HT),
  Viton (226), Nitrile (C), Hypalon (237), EPDM (XA)
Max. temperature: -30°C to +150°C (depending on valve body and diaphragm)
Max. pressure: 10 bar DN15-100
  6 bar DN100-150
  3.5 bar DN200-300
  1.5 bar DN350
Face to face:  DIN 3202-F1 (EN558-1, series 1) or BS5156 (EN558-1, series 7)
Connection: Flanged connection EN1092-1 PN10
Options: Screwed ends
  Pneumatic or electric actuator

Type: KB Flanged

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Dimensions for flanged valves type DIN 3202 (EN558-1 series 1), all valve bodies
Item No. DN L (mm) H open (mm) Kv (m³/h - 100% open) Weight (kg)
- - Cast Rubber lined Glass lined - Cast Rubber lined Glass lined Cast
- 15 130 N/A 105 7.4 N/A 7.8 3
- 20 150 N/A 105 - N/A - 3
- 25 160 160 160 165 33 26 34 5
- 32 180 180 180 165 48 40 50 5
- 40 200 200 200 165 65 57 68 6
- 50 230 230 230 176 111 93 119 11
- 65 290 290 290 234 206 169 220 12
- 80 310 310 310 270 285 228 296 18
- 100 350 350 350 313 509 415 535 32
- 125 400 400 400 335 799 623 830 47
- 150 480 480 480 435 1453 1090 1557 68
- 200 600 600 600 406 2232 1900 2356 109
Dimensions for flanged valves type BS5156 (EN558-1 series 7), all valve bodies
Item No. DN L (mm) H open (mm) Kv (m³/h - 100% open) Weight (kg)
- - Cast Rubber lined Glass lined - Cast Rubber lined Glass lined Cast
- 15 108 N/A 110 105 7.4 Not possible 7.8 3
- 20 117 N/A 119 105 N/A 3
- 25 127 131 129 165 33 26 34 5
- 32 146 150 148 165 48 40 50 5
- 40 159 163 161 165 65 57 68 6
- 50 190 194 192 176 111 93 119 11
- 65 216 220 218 234 206 169 220 12
- 80 254 258 256 270 285 228 296 18
- 100 305 309 307 313 509 415 535 32
- 125 356 362 358 335 799 623 830 47
- 150 406 412 408 435 1453 1090 1557 68
- 200 521 527 523 406 2232 1900 2356 109

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