UNI EN 12952-3 : 2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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WATER-TUBE BOILERS AND AUXILIARY INSTALLATIONS - PART 3: DESIGN AND CALCULATION FOR PRESSURE PARTS OF THE BOILER
07-12-2022
02-02-2012
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 General
6 Calculation temperature and nominal
design stress
7 Cylindrical shells of drums and headers
under internal pressure
8 Openings and branches in cylindrical
shells of drums and headers and integral
tubes
9 Headers and plain tubes of rectangular
section
10 Ends and spherical shells
11 Tubes
12 Pressure parts of irregular shape
13 Fatigue
Annex A (normative) - Calculation of tube bends
and elbows
Annex B (normative) - Fatigue cracking -
Design to allow for fluctuating stress
Annex C (informative) - Examples of calculating
the effects of fatigue
Annex D (informative) - Physical properties of
steels
Annex E (informative) - Significant technical
changes between this European Standard
and the previous edition
Annex ZA (informative) - Clauses of this
European Standard addressing essential
safety requirements of the Pressure
Equipment Directive 97/23/EC
Bibliography
Describes the requirements for the design and calculation of water-tube boilers as defined in EN 12952-1.
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ONORM EN 12952-3 : 2012 | Identical |
| UNE-EN 12952-3:2012 | Identical |
| BS EN 12952-3:2011 | Identical |
| NEN EN 12952-3 : 2012 | Identical |
| NF EN 12952-3 : 2012 | Identical |
| SN EN 12952-3 : 2012 | Identical |
| I.S. EN 12952-3:2011 | Identical |
| DIN EN 12952-3:2012-03 | Identical |
| NS EN 12952-3 : 2011 | Identical |
| NBN EN 12952-3 : 2012 | Identical |
| EN 12952-3:2011 | Identical |
| ISO 4287:1997 | Geometrical Product Specifications (GPS) — Surface texture: Profile method — Terms, definitions and surface texture parameters |
| EN 1591-1:2013 | Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation |
| EN 10028-1:2017 | Flat products made of steels for pressure purposes - Part 1: General requirements |
| EN 10164:2004 | Steel products with improved deformation properties perpendicular to the surface of the product - Technical delivery conditions |
| EN 1759-1:2004 | Flanges and their joint - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 1: Steel flanges, NPS 1/2 to 24 |
| EN 12952-12:2003 | Water-tube boilers and auxiliary installations - Part 12: Requirements for boiler feedwater and boiler water quality |
| EN 12952-1:2015 | Water-tube boilers and auxiliary installations - Part 1: General |
| EN 13480-3:2017 | Metallic industrial piping - Part 3: Design and calculation |
| ISO 7-1:1994 | Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation |
| EN 12953-3:2016 | Shell boilers - Part 3: Design and calculation for pressure parts |
| EN 12952-11:2007 | Water-tube boilers and auxiliary installations - Part 11: Requirements for limiting devices of the boiler and accessories |
| SEW 310 : 1992 | PHYSICAL PROPERTIES OF STEELS |
| EN 10266:2003 | Steel tubes, fittings and structural hollow sections - Symbols and definitions of terms for use in product standards |
| EN 12952-2:2011 | Water-tube boilers and auxiliary installations - Part 2: Materials for pressure parts of boilers and accessories |
| EN 12952-5:2011 | Water-tube boilers and auxiliary installations - Part 5: Workmanship and construction of pressure parts of the boiler |
| 1997/23/EC : 1997 | DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 29 MAY 1997 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING PRESSURE EQUIPMENT |
| EN 12952-6:2011 | Water-tube boilers and auxiliary installations - Part 6: Inspection during construction; documentation and marking of pressure parts of the boiler |
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