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Pantograph Loading Arms

Pantograph top loading ams are a very commonly used style of top load arm all around the world. 

Liquip specialise in offering balanced pantograph arms for superior strength and stability. Pantograph arms are a simple and affordable design for medium duty applications.

Features & Benefits
  • Medium reach loading arms for ease of loading.
  • Unique design allows for high flow rates to be achieved.
  • Easily access a single sided loading bay.
  • Vacuum breakers are available to assist drainage of the loading arm.
  • Uses Liquip’s unique gas strut “Velvet Touch“ technology.
  • Loading arms are available in 3” and 4” sizes.
Technical Information

Materials
Carbon steel / Aluminium / (Stainless Steel on request)

Design Pressure
1,000 kPa.

Test Pressure
1,500 kPa.

Flow Rates
Typical flow rates are up to 1,500 LPM.

Temperature limits
-28°C to +90°C (-18°F to +200°F)  - GFLT seals.

Range of motion
Horizontal 360°, 
Vertical +70° to -10°.

Typical Reach
Up to 3,000mm. (Longer horizontal reach is possible but dependent on design). 
Contact Liquip for assistance.

End connections
Balance Mechanism Inlet  - 4” (DN100) ASME 150 RF flange.
Outlet - Open ended drop spear

Counter balance type
Single or Dual gas struts.

Primary seal materials
Viton™, Teflon™ and FFKM (Others on request).

Dust seal material
Buna Nitrile or HAN. (Others on request).

Gasket material
Klinger or Viton™ A. (Others on request).

Ordering Information

Loading arm survey forms are available for users to fill out. Survey forms detail all technical requirements for your loading arm needs. These forms can be downloaded once you login to the Liquip website. Click here to obtain a login.

Alternatively, you can contact Liquip to receive a loading arm survey form and discuss any specific requirements you may have.

Associated Equipment

Pantograph loading components

  • Balance Assembly.
  • Gas Struts.
  • Loading Valve.
  • Intermediate Swivels.
  • Remote handle.
  • Spools.
  • Up/down stops.
  • Drop spear.

Options:

  • Position indicating brackets.
  • Rotation limiter.
  • Diffuser.
  • Spear mounted overfill protection sensor.
  • Butterfly Valves.
  • Sightglasses.
  • Riser Pipes.
Resources
 

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