INTRODUCTION
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
ZA Normative references to international publications with
their corresponding European publications