PREN 12266-2 : DRAFT 2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test requirements
5 Designation
Annex A (normative) - Pressure tests - Test procedures
        and acceptance criteria
  A.1 General requirements
  A.2 Obturator strength, Test reference P20
  A.3 Back seat tightness, Test reference P21
Annex B (normative) - Functional tests - Test procedures
        and acceptance criteria
  B.1 Operability, Test reference F20
  B.2 Anti-static design, Test reference F21 and reference
      F22
  B.3 Acceptance criteria
Bibliography

Describes supplementary requirements for tests, test procedures and acceptance criteria of industrial valves made of metallic materials.