TOP LOADING ARMS

Introduction

Top loading arms are designed to load (or unload) tanks from by the top. These tanks can have different dimensions and can be either truck, railcar, small or big container, ISO container, drums de 220 litres…

Top loading arms are provided with  4x swivel joints and a balance system (counterweight or multi-coil spring cylinders). They can equipped with a large number of accessories. Depending on the requirements involved, the design can vary from standard solution to tailor made.

Basic Characteristics

  • Diameter : 2”(DN50), 3”(DN80), 4”(DN100) and 6”(DN150)
  • Product seal : PTFE-C, PTFE virgin, FPM, NBR, UHMW-PE, other material on request
  • Balancing: counterweight or spring cylinder
  • Temperature  range: -200ºC up to +300ºC
  • Pressure range: maximum 63 bar

Design data may include:

 

  • Required norm : CE Machinery Directive 2006/42/EG, PED 97/23/CE, ASME B31.3, EN13480, ATEX 94/9/CE
  • Type of product, viscosity, density
  • Flow rate
  • Site and existing working conditions (loading platform height, height of inlet flange of product line, roof…)
  • Connection to tanker: manhole bracket, cone, coupler…
  • High level detection
  • Stored position, working position detection…
  • Heating (electric, steam, hot oil) with or without insulation
  • Number of loading arms working together on the same tanker
  • Combination with shut-off valves, metering sikd, weighbridge

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