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NS EN 10312 : 2003 AMD 1 2005
Current
The latest, up-to-date edition.
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WELDED STAINLESS STEEL TUBES FOR THE CONVEYANCE OF AQUEOUS LIQUIDS INCLUDING WATER FOR HUMAN CONSUMPTION - TECHNICAL DELIVERY CONDITIONS
12-01-2013
Foreword
Introduction
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 Grades of steel for feedstock material
7.2 Tube manufacture and delivery conditions
8 Requirements
8.1 General
8.2 Chemical analysis
8.3 Mechanical properties
8.4 Corrosion resistance
8.5 Appearance and soundness
8.6 Straightness
8.7 Preparation of ends
8.8 Dimensions, masses and tolerances
8.9 Reaction to fire
9 Inspection
9.1 Type of inspection
9.2 Inspection documents
9.3 Content of inspection document
9.4 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
11.2 Drift expanding test
11.3 Flattening test
11.4 Leak-tightness test
11.5 Non-destructive test of weld seam
11.6 Visual examination
11.7 Dimensional inspection
11.8 Intergranular corrosion test
11.9 Material identification
12 Retests, sorting and reprocessing
13 Marking
14 Packaging
Annex A (informative) - Preferred steel grades
Annex B (informative) - Recommended use of tubes
Annex ZA (informative) - Clauses of this European Standard
addressing the provisions of the EU Construction
Products Directive
Bibliography
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