Special Tailor-Made Tubes

Tailor-Made Tubes

Tubes : 

  • Cold drawn based on hot rolled tubes or welded tubes
  • Ø internal min : 3 mm
  • Ø external max :200 mm
  • Wall thickness : 0.4 mm to 20 mm
  • Tolerances : acc. to EN 10305-1 type h11, down to h8 depending on the shape and sizes
  • Typical lenghts : 3m to 6m, and up to 8m depending on shape

 

  • Surface treatment : descaling, phosphatizing, oiling.
  • Possible finish : raw from cold drawing or descaled and phosphatized or linished and oiled
  • Heat treatments : Quenching, tempering, normalization, annealing…
  • De-twisting, straightening, cut to length
  • On demand : machining, coating

Standards and grades :

  • NF EN 10305-1 : Cold drawn seamless tubes 
  • NF EN 10305-2 : Cold drawn welded tubes

 

  • EN ISO 683-1 : Non-alloy steels for Quenching and Tempering
  • EN ISO 683-2 : Alloy steels for Quenching and Tempering
  • EN ISO 683-3 : Case hardening steels

Osborn Metals can also cold draw other steel grades and stainless steel in condition to be agreed.