Cooperating organizations
National foreword
Foreword
1 Scope
2 Normative references
2.1 General standards
2.2 Standards for tolerances and dimensions
2.3 Standards for testing
3 Definitions
4 Classification and designation
4.1 Classification
4.2 Designations
5 Information to be supplied by the purchaser
5.1 General
5.2 Options
5.3 Example
6 Technical requirements
6.1 General
6.2 Steel manufacturing process
6.3 Delivery condition
6.4 Structural hollow section manufacturing process
6.5 Chemical composition
6.6 Mechanical properties
6.7 Technological properties
6.8 Surface condition
6.9 Non-destructive testing of welds
6.10 Tolerances and mass
7 Inspection and testing
7.1 Types of inspection and testing
7.2 Types of inspection document
7.3 Product inspection and testing
8 Samples
8.1 Frequency of tests
8.2 Preparation of samples and test pieces
9 Test methods
9.1 Chemical analysis
9.2 Mechanical tests
9.3 Visual inspection and dimensional check
9.4 Non-destructive testing
9.5 Retests, sorting and reprocessing
10 Marking
Annex A (normative) Structural hollow sections of non-
         alloy steels - Chemical composition and
         mechanical properties
Annex B (normative) Structural hollow sections of fine
         grain steels - Chemical composition and
         mechanical properties
Annex C (normative) Location of samples and test pieces
Annex D (informative) List of national standards which
         correspond with EURONORMS referenced
Annex E (informative) The designation of product steel
         grades in this standard and corresponding
         former national designations
National annex NA (informative) Committees responsible
National annex NB (informative) Cross-references