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4" Flanged Butterfly Valves

Liquip's range of 4" butterfly valves provide and control full flow through pipelines fitted with 100mm (4") TTMA flanges.

With a lightweight and durable design Liquip's butterfly valves are the butterfly valve of choice.

  • 4 stage opening/closing valve.
  • 100mm (4") product flow.
  • Industry Standard 4" TTMA Flange Mounting.
  • Bonded Viton B70 or GFLT seal for increased durability.
  • Bonded seal also means no gaskets are required.
  • Lightweight aluminium body.
  • Can be fitted with an air actuator or locking tab as required.

Working pressure
1,500 kPa (210 PSI) in open position.
750 kPa (123.25 PSI) in closed position.

Operating temperature
LBV450VG: –40°C to 100°C.
LBV450VG: –10°C to 100°C.

Mounting
Mounts directly to Liquip 100mm TTMA standard flange with chamfered entry to ensure disc clearance in open position.

Adjustment/Serivce
Periodically (approx every 6 months), inspect butterfly seat.

Materials
-Body - Cast aluminium.
-Butterfly disc - Cast aluminium.
-Handle - Cast aluminium with zinc plated steel locking lever.
-Spindle - Stainless Steel.
-Seal - LBV450VG: Bonded Viton GFLT.
           LBV450: Bonded Viton B70.

Weight
1.8kg - LBV540 Series
1.45kg - LBV4-LA.

LBV450: 4” Butterfly valve c/w bonded Viton B70 seal.

LBV450VZ: LBV450 c/w 2 x 4” TTMA Viton gaskets.

LBV450VG: 4” Butterfly valve c/w bonded Viton GFLT seal.

LBV450VGZ: LBV450VG c/w 2 x 4” TTMA Viton gaskets.

LBV450VGL: 4” Butterfly valve c/w bonded Viton GFLT seal and aluminium locking tab.

LBV4-LA: 4” machined butterfly valve.

LBV4-AAZ: 4” Butterfly Valve & Air Actuator.

LBV4-AASRZ: 4” Butterfly Valve & Spring Return Actuator.

BF4: 100mm TTMA aluminium flange (also available in mild & stainless steels).

0657V: 100mm TTMA Viton gasket.

4248: 100mm TTMA klingerite gasket.

LBV4-7: Locking Tab.

LBV-AA: Air Actuator.

LBV-AASR: Spring Return Air Actuator.

 

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