NEN EN 10253-4 : 2008 C1 2009
Current
The latest, up-to-date edition.
BUTT-WELDING PIPE FITTINGS - PART 4: WROUGHT AUSTENITIC AND AUSTENITIC-FERRITIC (DUPLEX) STAINLESS STEELS WITH SPECIFIC INSPECTION REQUIREMENTS
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Classification of grades and designation
6 Information to be supplied by the purchaser
7 Resistance to internal pressure
8 Manufacturing process
9 Technical requirements
10 Appearance and internal soundness
11 Dimensions and tolerances
12 Inspection
13 Sampling
14 Test methods
15 Marking
16 Handling and packaging
Annex A (normative) Structural dimensions of fittings
Annex B (normative) Determination of pressure factors and wall
thickness
Annex C (normative) Pressure factor tables for fittings of type A
Annex D (informative) Wall thickness tables for fittings of type B
Annex ZA (informative) Relationship between this European Standard
and the Essential Requirements of the EU
Directive 97/23/EC
Bibliography
Defines the technical delivery requirements for seamless and welded butt-welding fittings (elbows, concentric and eccentric reducers, equal and reducing tees, caps) made of austenitic and austenitic-ferritic (duplex) stainless steel which are intended for pressure and corrosion resisting purposes at room temperature, at low temperature or at elevated temperatures.
| DevelopmentNote |
Draft issued in December 2017. (12/2017)
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN 10253-4:2008-06 | Identical |
| BS EN 10253-4:2008 | Identical |
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