Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Classification and designation
5.1 Classification
5.2 Designation
6 Information to be supplied by the purchaser
6.1 Mandatory information
6.2 Options
6.3 Example of an order
7 Manufacturing process
7.1 Steelmaking process
7.2 Deoxidation process
7.3 Tube manufacture and delivery conditions
8 Requirements
8.1 General
8.2 Chemical composition
8.3 Mechanical properties
8.4 Appearance and soundness
8.5 Straightness
8.6 End preparation
8.7 Dimensions, masses, tolerances and sectional
properties
9 Inspection
9.1 Types of inspection
9.2 Inspection documents
9.3 Summary of inspection and testing
10 Sampling
10.1 Frequency of tests
10.2 Preparation of samples and test pieces
11 Test methods
11.1 Tensile test an the parent material
11.2 Transverse tensile test an the weld
11.3 Flattening test
11.4 Drift expanding test
11.5 Bend test an full section tube
11.6 Weld bend test
11.7 Impact test
11.8 Leak tightness test
11.9 Dimensional inspection
11.10 Visual examination
11.11 Non-destructive testing of the weld
11.12 Retests, sorting and reprocessing
12 Marking
13 Protection
Annex A (informative) Typical range of dimensions for
tube manufacturing processes
Annex B (normative) Formulae for calculation of nominal
sectional properties
Bibliography