Certifications

With the marine qualifications imposed by the shipyards and the IACS certification classes, ATEC has a large panel of QMOS and welders qualified to ISO 15614/9606 and Marine NR 216/476.

In the field of boiler making :

Some of the most common:

  • 136 (semi-automatic cored wire) steel
  • 131 (semi-automatic solid wire) aluminium

For repairing hulls and structures and making new integrated components (superstructure, hull extension)

  • 111 (coated electrode) steel

For all areas where installation is complicated, outdoors, in high winds or on sites with inadequate power supply and/or difficult access.

To the rarest :

  • 136 (semi-automatic cored wire) stainless steel (homogeneous), and stainless steel on steel (heterogeneous), for fairleads, fairleads, certain chain fittings or certain critical areas to counter the development of corrosion in a saline environment.

In the field of piping :

ATEC is qualified in the field of industry in accordance with ISO 15614 and for piping networks with process 141 T. I. G. tube, on the following materials:

  • Black steel
  • Stainless steel
  • Cupro nickel

Covering 95% of the networks found on ships, but also in the pharmaceutical, hydraulic, petrochemical and nuclear sectors.