Pressure Equipment   -   PED 4.3 certification

Vendors providing materials to pressure equipment manufacturers are subjected to have their materials certified according to the requirement  of the Pressure Equipment Directive  (PED). Annex I section 4.3 of the Pressure Equipment Directive (PED) requires that the material manufacturer must prepare documentation affirming compliance with the specification required by the equipment manufacturer. Material properties used in design of the equipment, e.g. yield strength and impact properties, must be based on those of the specification which are affirmed by the material manufacturer.It generally accepted sufficient for   the material manufacturer’s certificate to make reference to the specification where the appropriate values are included.

This certification should be from a European Notified Body 

 

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