Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Design requirements
5 Performance requirements
6 Conformity assessment
7 Marking
8 Packaging
Annex A (normative) - Test method for resistance to internal
pressure of shell and all pressure-containing components
Annex B (normative) - Test method for resistance of obturator to
differential pressure
Annex C (normative) - Test method for resistance of valves to
bending
Annex D (normative) - Minimal test method for watertightness to
external pressure of shell and all pressure-containing
components
Annex E (normative) - Test method for resistance to chemicals and
fertilizers
Annex F (normative) - Test method for water or air tightness of
valve body
Annex G (normative) - Test method for seat tightness
Bibliography