ONORM EN 12952-2 : 2011

Foreword
1 Scope
2 Normative references
3 General requirements
   3.1 Selection of materials with regard to service
        conditions
   3.2 Selection of materials with regard to fabrication
   3.3 Material specification
   3.4 Consideration of special material properties
   3.5 Contents of material specification
   3.6 Compliance and inspection documentation of
        materials
4 Materials for pressure parts
   4.1 Materials covered by harmonized European
        material Standards for pressure purposes
   4.2 Material covered by European Approval of material
        for pressure equipment - technical requirements
   4.3 Materials with particular material appraisals
5 Materials for non pressure parts
6 Inspection documentation
Annexes
Annex A (normative) Materials covered by European
        material Standards
   A.1 Pressure parts
   A.2 Fittings
   A.3 Flanges
   A.4 Valves
Annex B (normative) Establishment of creep rupture strength
        values for new materials
Annex C (normative) Chemical recovery boilers
   C.1 General
   C.2 Special requirements for composite tubing
   C.3 Marking
Annex ZA (informative) Clauses of this European Standard
         addressing essential requirements or other provisions
         of the Pressure Equipment Directive (PED)
Bibliography

Gives the requirements for the following materials for use in pressure parts of water-tube boilers and for parts welded on pressure parts: plates; wrought seamless tubes; electrically welded tubes; submerged, plasma and TIG arc-welded tubes; forgings; castings; rolled bars; welding consumables; fasteners; seamless composite tubes.