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.

Features & Benefits
  • 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.
Technical Information

Working pressure
1,500 kPa (210 PSI) in open position.
750 kPa (109 PSI) in closed position.

Operating temperature
LBV450VG: –40°C to 100°C.
LBV450: –10°C to 100°C.

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

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

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.

1.8kg - LBV450 Series
1.45kg - LBV4-LA.

Ordering Information

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

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

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

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

LBV450L: 4” Butterfly valve c/w bonded Viton B70 and NO handle. C/W Aluminium locking tab (LBV4-7).

LBV450VGL: 4” Butterfly valve c/w bonded Viton GFLT and NO handle. C/W Aluminium locking tab (LBV4-7).

LBV4-LA: 4” machined butterfly valve c/w GFLT seal and no handle to suit actuators. 

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

LBV450-AASRZ: 4” Butterfly Valve & Spring Return Actuator Kit.

Associated Equipment

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.