NBN EN 14730-2 : 2007

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Qualification of aluminothermic welders
  4.1 Initial training and issue of a Diploma in
       Aluminothermic Welding of Rails
  4.2 Permit to Weld
  4.3 Welder identification
  4.4 Welder records
5 Approval of aluminothermic welding contractors
  5.1 General
  5.2 Quality management system
  5.3 Practical experience
  5.4 Aluminothermic welders
  5.5 Training
  5.6 Equipment
  5.7 Purchase, management and control of consumables
  5.8 Supervision
  5.9 Weld inspection
  5.10 Traceability
  5.11 Audits
6 Acceptance of aluminothermic welds
  6.1 General
  6.2 Weld inspector qualification
  6.3 Weld inspection
  6.4 Geometric requirements
       6.4.1 General
       6.4.2 Alignment and match of the weld collars
       6.4.3 Welded rail alignment
  6.5 Weld integrity
  6.6 Documentation
Annex A (informative) Diploma in Aluminothermic
        Welding of Rails
Annex B (informative) Permit to Weld
Bibliography

Applies to aluminothermic welds made on Vignole rails of 46 kg/m and above. Also describes: - The system for training, testing and maintaining the skills of aluminothermic welders. - The systems and requirements for the approval of aluminothermic welding contractors. - The acceptance requirements for aluminothermic welds.