Cold Drawn Welded Tube

Cold Drawn Welded Tube

Technical Support contact:

T:+44 (0) 121 500 3043

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The cold drawn precision welded tubes, manufactured by Liberty, is produced by drawing ERW (electric resistance welded tube) through a die and over a mandrel plug. During this process the sizing (wall thickness, inside and outside diameter), as well as weld integrity and surface finish is closely controlled to produce tube of the required size and mechanical property characteristics.

Range and supply conditions

Our precision welded tube is supplied in sizes from 0.8mm to 4.4mm in wall thickness and 6mm to 76.20mm for outside tube diameter, in random, fixed, semi-fixed or multiple lengths depending of customers' requirements. Customers can also specify the supply condition of the tube which is available in the following variations:

  • Soft or hard drawn
  • Heat treated
  • Normalised
  • Soft annealed
  • Stress relieved
  • Tempered

For more information on all the sizes offered by Liberty Drawn Tubes please visit the Cold Drawn Precision Welded Tube Sizes page.

Standards conformance

All cold drawn precision welded products manufactured by Liberty are fully compliant to EN-10305-2 (DIN 2393) as well as ISO 9001, TUV, Lloyds UK and MoD.

Steel grades

Manufactured entirely in the UK and from raw materials of proven origin, all of our tube is of the highest quality and offers optimum performance for your applications. Tubes are also available in a number of steel grades - from mild to low alloy steel - to suit various customer requirements. For further information see our Cold Drawn Welded Tubes Steel Grades page.


Tube Finishing Options

Our tubes can be additionally treated to achieve the exact finishes and ends needed by customers. These are some of the additional operations that can be performed on our tube:

  • Drawing
  • Heat treatment
  • Bulging
  • Swaging
  • Cutting
  • Deburring
  • Vibro cleaning
  • Threading
  • De-rusting
  • Chamfering
  • Washing.

For further details on our tube services please visit our Sub-contract services pages or call us on +44 (0) 121 500 3043.