Manni Sipre offers a wide range of steel tubes:

  • hot- formed square structural tubes;
  • cold- formed square structural tubes;
  • hot- formed rectangular structural tubes;
  • cold- formed rectangular structural tubes;
  • hot- formed round structural tubes;
  • cold- formed round structural tubes;
  • electro-welded carpentry tubes;
  • electro-welded circular Euronorm 10025 Uni 7811 tubes;
  • round tubes obtained from a steel ribbon and welded;
  • square tubes obtained from a steel ribbon and welded;
  • rectangular sectioned tubes obtained from a steel ribbon and welded;
  • commercial gas pipes (standard) welded and seamless
    threaded with coupling box – Euronorm 10025 – Uni 3824.

Available qualities:

  • S275 JRH (Fe 430/B), according to Italian Ministerial Decree.
  • S355 JOH (Fe 510/C), hot-formed according to EN 10210, cold-formed according to EN 10219
  • S355 J2H (Fe 510/D), hot- formed according to EN 10210, cold- formed according to EN 10219

with EN 10204-3.1.B certification, with CE marking.

The tubes are available off-the-shelf according to the following sizes:

  • standard commercial
  • tailored according to customer specifications

For more details, see the documents in the Catalogs section.