ДСТУ EN 14893:2019 Газопроводное оборудование и принадлежности. Транспортабельные сварные стальные баллоны под давлением сжиженного нефтяного газа (LPG) емкостью от 150 л до 1000 л (EN 14893:2014, IDT)



ДСТУ EN 14893:2019
(EN 14893:2014, IDT)

Газопровідне обладнання та приладдя.
Транспортабельні зварні сталеві балони під тиском
для скрапленого нафтового газу (LPG) ємністю від 150 л до 1 000 л

 

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Materials

4.1 Suitability

4.2 Pressure retaining parts

4.3 Non-pressure retaining parts

4.4 Welding consumables

4.5 Non-metallic materials (gaskets)

4.6 Certification of materials

5 Design

5.1 General.

5.2 Design conditions

5.3 Calculation of thicknesses

5.4 Support loadings

5.5 Lifting lug loadings

5.6 Openings

5.7 Protection of fittings

5.8 Rolling hoops

5.9 Ventilation openings

6 Workmanship and manufacture

6.1 General

6.2 Environment

6.3 Control and traceability of materials

6.4 Manufacturing tolerances

6.5 Acceptable weld details

6.6 Formed pressure parts

6.7 General

6.8 Post weld heat treatment

6.9 Repairs

6.10 Examination of welds

6.11 Non-destructive testing techniques

6.12 Marking for all non-destructive testing techniques

6.13 Qualification of personnel

6.14 Acceptance criteria

6.15 Production test plates (coupon plates)

6.16 Impact tests

7 Initial inspection and testing

7.1 General

7.2 Pressure test

7.3 Lifting lug test

7.4 Final examination of drum

7.5 Leak tightness test

7.6 Tare mass

7.7 Verification on conformity

8 Surface treatment and finishing

8.1 General

8.2 Finishing operations

9 Marking

10 Conformity assessment

10.1 General

10.2 Fatigue test

10.3 Burst test

10.4 Drop test

10.5 Lifting lugs

11 Design type testing

12 Records and documentation

Annex A (informative) Guidance on selection of material grades

Annex B (normative) Tolerances on drums

Annex C (normative) Hydraulic pressure test

Annex D (normative) Imperfections of welded joints

Annex E (normative) Design formulae for drums

Annex F (informative) Measurement of shell peaking

Annex G (informative) Examples of welded joints

Annex H (informative) Environmental checklist

Bibliography