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NEN EN 10305-1 : 2016
Current
The latest, up-to-date edition.
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STEEL TUBES FOR PRECISION APPLICATIONS - TECHNICAL DELIVERY CONDITIONS - PART 1: SEAMLESS COLD DRAWN TUBES
12-01-2013
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 Option
6.3 Example of an order
7 Manufacturing process
7.1 Steelmaking process
7.2 Tube manufacture and delivery conditions
8 Requirements
8.1 General
8.2 Chemical composition
8.3 Mechanical properties
8.4 Appearance and internal soundness
8.5 Dimensions and tolerances
9 Inspection
9.1 Types of inspection
9.2 Inspection documents
9.3 Summary of inspection and testing
10 Sampling
10.1 Test unit
10.2 Preparation of samples and test pieces
11 Test methods
11.1 Tensile test
11.2 Flattening test
11.3 Drift expanding test
11.4 Dimensional inspection
11.5 Roughness measurement
11.6 Visual examination
11.7 Non-destructive testing
11.8 Retests, sorting and reprocessing
12 Marking
13 Protection and packaging
Annex A (normative) Requirements for additional steel grades
Annex B (informative) List of corresponding former symbols
for delivery conditions and national steel designations
Bibliography
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