Committees responsible
National foreword
Foreword
Introduction
Specification
1. Scope
2. Normative references
3. Symbols and terms
4. Requirements
5. Test methods
6. Quality control
Annex
ZA. Normative references to international publications
with their relevant European publications
Figures
1. Type 1 shank
2. Type 2 and type 4 shank
3. Type 3 shank
4. Shank
5. Flattened portions, cross-section B-B of figure 4