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3PE/3PP External coating

3PE/3PP External coating

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The three layers of pipeline PE(PP) form that the first layer is epoxy powder, the second layer is PE(PP),the third layer is adhesive. 


Coating standard:
  • ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water
  • ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems
  • DIN 30670 Polyethylen coatings of steel pipes and fittings


Size:

  • Outer Diamter: 219.1mm - 4064mm (8" - 160")
  • Wall Thickness: 3.2 mm - 40mm
  • Length: 6mtr-18mtr


End

  • square ends (straight cut, saw cut, and torch cut).
  • beveled for welding, beveled


Surface

  • Lightly oiled,
  • Hot dip galvanized,
  • Electro galvanized,
  • Black,
  • Bare,
  • Varnish coating
  • Anti rust oil, Protective Coatings
  • (Coal Tar Epoxy,? Fusion Bond Epoxy, 3-layers PE)


Packing

  • Plastic plugs in both ends,
  • Hexagonal bundles of max. 2,000kg with several steel strips,
  • Two tags on each bundle,
  • Wrapped in waterproof paper,
  • PVC sleeve, and sackcloth with several steel strips, Plastic caps.


Heating with Intermediate Frequency 

Spray FBE 

Impeller Blasting 

Spray 3PE 

Spray 3PP 



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