Contents
Foreword
Introduction
Clause
1. Scope and object
2. Normative references
3. Definitions
4. General recommendations for design and construction
    4.1 Purpose
    4.2 Rules for design
5. General requirements for tests
    5.1 Classification of tests
    5.2 General requirements for pressure tests
    5.3 General requirements for bending tests
6. Type tests
    6.1 General
    6.2 Pressure test
    6.3 Bending test
7. Sample tests
    7.1 Selection and number of test pieces
    7.2 Tests
    7.3 Re-test procedure
    7.4 Verification of dimensions
    7.5 Control of the roughness of ground parts
    7.6 Mechanical test (for assembled hollow insulators)
8. Routine tests
    8.1 General
    8.2 Mechanical tests
    8.3 Other tests
9. Documentation
    9.1 Marking
    9.2 Certificates
Annexes
A (informative) Tolerances of form and position
B (informative) Bending moment equivalent to the design
   pressure
C (informative) Bibliography
Annex ZA (normative) Normative references to
           international publications
         with their corresponding
         European publications