CSN Certification

SVV Praha carries out certifications according to the following standards:

CO SVV Praha for welding No. 3110 – Certification of the welding process (CIA accreditation according to ČSN EN ISO/IEC 17065):

ČSN EN ISO 3834: Quality requirements for fusion welding of metallic materials

  • ČSN EN ISO 3834-2 (Part 2: Comprehensive quality requirements)
  • ČSN EN ISO 3834-3 (Part 3: Standard quality requirements)
  • ČSN EN ISO 3834-4 (Part 4: Elementary quality requirements)

ČSN EN ISO 14554: Quality requirements for welding – Resistance welding of metallic materials

  • ČSN EN ISO 14554-1 (Part 1: Comprehensive quality requirements)
  • ČSN EN ISO 14554-2 (Part 2: Elementary quality requirements)

ČSN EN 1090: Execution of steel structures and aluminium structures

  • ČSN EN 1090-1 (Part 1: Requirements for conformity assessment of structural components)
  • ČSN EN 1090-2 (Part 2: Technical requirements for steel structures)
  • ČSN EN 1090-3 (Part 3: Technical requirements for aluminium structures)
  • ČSN EN 1090-4 (Part 4: Technical requirements for cold-formed structural steel elements and structures)
  • ČSN EN 1090-5 (Part 5: Technical requirements for cold-formed aluminium elements and structures)

Certification is possible separately or together with ČSN EN ISO 3834

ČSN EN 15085: Railway applications – Welding of railway vehicles and their components

  • ČSN EN 15085-2 (Part 2: Requirements for manufacturers for welding) – certification according to certification scheme NKV – CS-001

Certification is possible separately or together with ČSN EN ISO 3834

Possibility of issuing an EWF certificate for EN ISO 3834-2, -3, -4 (based on a mandate agreement with CWS ANB CC PAB – after meeting certification requirements)

Verification of a certified entity according to ČD Regulation V 95/5:2024 based on authorization from ČD a.s.