Welding Fabrication Standards - EWF

Welding Fabrication Standards Page 50
Annex A is informative for the determination of burst pressure and wall thickness minimum
requirements.
4.8 CR 13445 – 7: Guidance on the use of conformity procedures
This Technical Report gives guidance on the use of conformity assessment procedures for unfired
pressure vessels as covered by Article 1, § 2.1.1 of the Pressure Equipment Directive (PED).
The PED requires all pressure equipment falling within its scope to have its design and
manufacture assessed for conformity in accordance with a series of conformity assessment
procedures given in Article 10 of the Directive, and in particular according to its Annex III.
Therefore the following information are given:
− classification of pressure vessels in hazard categories;
− conformity assessment procedures, as relates of the choice of the most appropriate procedure
and the involvement of responsible authorities;
− management of subctontracted activities.
Moreover, an useful summary of Inspection and testing activities and participation of the
Responsible Authority in respect of P.E.
D. conformity assessment modules is given in annex C, for informative scope only.
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