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This guide describes the principles for carrying out periodic requalification of ESPN piping and sets out the
- the contents of the requalification file,
- the requalification inspection,
- the hydraulic proof test,
- the checks on safety accessories protecting the pipes.
PTAN RS 16.007 ind E Requalification Tuyauteries ESPN niv N2 N3 - FRGuide pour la Requalification Périodique des Tuyauteries ESPN de niveau N2 ou de niveau N3
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