ДСТУ EN 13480-3:2018 Трубопроводы промышленные металлические. Часть 3. Проектирование и вычисления (EN 13480-3:2017, IDT)

ПІДТВЕРДЖУВАЛЬНЕ ПОВІДОМЛЕННЯ

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«Український науково-дослідний і навчальний центр
проблем стандартизації, сертифікації та якості»
(   
(ДП «УкрНДНЦ»))

Наказ від 03.12.2018 № 456

EN 13480-3:2017

 Metallic industrial piping — Part 3: Design and calculation

прийнято як національний стандарт
методом «підтвердження» за позначенням
 

ДСТУ EN 13480-3:2018
(EN 13480-3:2017, IDT)

Трубопроводи промислові металеві. Частина 3. Проектування та обчислення

З наданням чинності від 2019–01–01

Contents

European foreword

1 Scope

2 Normative references

3 Terms, definitions, symbols and units

3.1 Terms and definitions

3.2 Symbols and units

4 Basic design criteria

4.1 General

4.2 Loadings

4.3 Thickness

4.4 Tolerances

4.5 Joint coefficient

4.6 Dimensioning of piping components subject to pressure

5 Design stresses

5.1 General

5.2 Time-independent nominal design stress

5.3 Time-dependent nominal design stress

6 Design of piping components under internal pressure

6.1 Straight pipes

6.2 Pipe bends and elbows

6.3 Mitre bends

6.4 Reducers

6.5 Flexible piping components

6.6 Bolted flange connections

7 Design of ends under internal pressure

7.1 Dished ends

7.2 Circular flat ends

8 Openings and branch connections

8.1 General

8.2 Symbols

8.3 Limitations

8.4 Isolated openings

8.5 Adjacent openings

8.6 Design of special piping components

9 Design of piping components under external pressure

9.1 General

9.2 Symbols and elastic stress limits

9.3 Cylindrical pipes, elbows and mitre bends

9.4 Reducers (conical shells)

9.5 Dished ends

10 Design for cyclic loading

10.1 General

10.2 Exemption from detailed fatigue analysis

10.3 Fatigue design for cyclic pressure

10.4 Fatigue design for thermal gradients

10.5 Fatigue design for combined loads

11 Integral attachments

11.1 General

11.2 Allowable stresses

11.3 Symbols

11.4 Hollow circular attachments

11.5 Rectangular attachments

11.6 Stress analysis of the run pipe

11.7 Shear stress analysis in attachment

11.8 Alternative calculation methods

12 Flexibility analysis and acceptance criteria

12.1 Basic conditions

12.2 Piping flexibility

12.3 Flexibility analysis

12.4 Fatigue analysis

12.5 Vibration

13 Pipe Supports

13.1 General requirements

13.2 Selection of pipe supports

13.3 Constant hangers/base mounted (pedestal) constant supports

13.4 Variable load spring hangers and base mounted (pedestal) variable load spring supports

13.5 Rigid struts

13.6 Shock arrestors (shock absorber, snubber)

13.7 Sliding supports

13.8 Anchors

13.9 Documentation of supports

13.10 Marking of supports

13.11 Manufacturing of pipe supports

Annex A (informative) Dynamic analysis

Annex В (normative) More accurate calculation of bends and elbows

Annex C (informative) Expansion joints

Annex D (normative) Flanges

Annex E (normative) Design of branch connections in piping accessories

Annex F (informative) Testing during operation in the case of cyclic loading

Annex G (informative) Physical properties of steels

Annex H (normative) Flexibility characteristics, flexibility and stress intensification factors and section moduli of piping components and geometrical discontinuities

Annex I (informative) Production testing of spring supports and shock arrestors (shock absorbers)

Annex J (normative) Type testing of support components

Annex К (informative) Attachment of supports to structures

Annex L (informative) Buckling of linear type supports

Annex M (informative) Design guidance for structural components

Annex N (normative) Documentation of supports

Annex О (normative) Alternative method for checking branch connections

Annex P (informative) Recommended gaskets for industrial piping

Annex Q (informative) Simplified pipe stress analysis

Annex Y (informative) History ofEN 13480-3

Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 2014/68/EU aimed to be covered

Bibliography