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SN EN 10312 : 2003

Current
Current

The latest, up-to-date edition.

WELDED STAINLESS STEEL TUBES FOR THE CONVEYANCE OF AQUEOUS LIQUIDS INCLUDING WATER FOR HUMAN CONSUMPTION - TECHNICAL DELIVERY CONDITIONS
Published date

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

Describes the technical delivery conditions for light gauge welded stainless steel tubes, primarily for water applications, supplied in straight lengths and for use at ambient temperatures.

DocumentType
Standard
PublisherName
Swiss Standards
Status
Current

Standards Relationship
BS EN 10312:2002 Identical
DIN EN 10312:2005-12 Identical
UNE-EN 10312:2003 Identical
EN 10312:2002/A1:2005 Identical
UNI EN 10312 : 2007 Identical

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