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Track construction
- HPQ Approval for the production of products for the superstructure
- nuts
- collar nuts
- nuts according IOW
- nuts for hook screws
- Production of standard and drawing parts for international track and railway expansion e.g. France, Austria, Morocco etc.
- test report 2.2 / inspection certificate 3.1 or
- individual proofs (inspection certificate 3.2) certified from TÜV or DNV are available