I.S. EN 13445-3:2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
UNFIRED PRESSURE VESSELS - PART 3: DESIGN
Hardcopy , PDF
27-01-2020
English
12-07-2002
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Basic design criteria
6 Maximum allowed values of the nominal design stress for pressure parts
7 Shells under internal pressure
8 Shells under external pressure
9 Openings in shells
10 Flat ends
11 Flanges
12 Bolted domed ends
13 Heat Exchanger Tubesheets
14 Expansion bellows
15 Pressure vessels of rectangular section
16 Additional non-pressure loads
17 Simplified assessment of fatigue life
18 Detailed assessment of fatigue life
Annex A (normative) Design requirements for pressure bearing welds
Annex B (normative) Design by Analysis – Direct Route
Annex C (normative) Design by analysis - Method based on stress categories
Annex D (informative) Verification of the shape of vessels subject to external pressure
Annex E (normative) Procedure for calculating the departure from the true circle of cylinders and cones
Annex F (normative) Allowable external pressure for vessels outside circularity tolerance
Annex G (normative) Alternative design rules for flanges and gasketed flange connections
Annex GA (informative) Alternative design rules for flanges and gasketed flange connections
Annex H (informative) Gasket factors m and y
Annex I (informative) Additional information on heat exchanger tubesheet design
Annex J (normative) Alternative method for the design of heat exchanger tubesheets
Annex K (informative) Additional information on expansion bellows design
Annex L (informative) Basis for design rules related to additional non-pressure loads
Annex M (informative) In service monitoring of vessels operating in fatigue or creep
Annex N (informative) Bibliography to clause 18
Annex O (informative) Physical properties of steels
Annex P (normative) Classification of weld details to be assessed using principal stresses
Annex Q (normative) Simplified procedure for the fatigue assessment of unwelded zones
Annex ZA (informative) Clauses of this European Standard addressing essential requirements or other provisions of the EU Directives
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