Certification Department services

Certification Department is accredited under standard LST EN ISO/IEC 17024 to carry out the certification of welders, welding operators and brazers and according to LST EN ISO/IEC 17065 for certification of welding process and assessment and verification of constancy of performance of construction products.

Certification Department provides the following services:

  • welder certification;
  • brazer certification;
  • certification of welding operators and setters;
  • certification of welding process;
  • assessment and verification of constancy of performance of construction products;
  • approval of specifications for welding procedures;
  • approval of specifications for brazing procedures;
  • provision of information on the issues of approval/certification of welding procedures.

Welders’ qualification is tested in accordance with standard LST EN ISO 9606-1 “Qualification testing of welders. Fusion welding. Part 1. Steels”.

Qualification of welding operators and setters is tested in accordance with standard LST EN 14732 “Welding personnel. - Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials (ISO 14732:2013)

Qualification of brazers is tested in accordance with standard LST EN ISO 13585 “Brazing. Qualification test of brazers and brazing operators.”

Certification of welding process is carried out under the LST EN ISO 3834 series of standards.

Assessment and verification of constancy of performance of structural components and kits for steel structures (initial inspection of the factory and a Factory Production Control (FPC) audit and continuous surveillance, assessment and approval of FPC) is carried out according to the Regulation (EU) No 305/2011 of the European Parliament and the Council and its amendments and standard LST EN 1090-1:2009+A1:2011.

 Certification Department performs approval of welding and brazing procedures in accordance with LST EN ISO 15613, LST EN ISO 15614.