SFS-EN ISO 9809-1:2019:en

Soveltamisala

Suomenkielistä soveltamisalaa ei ole saatavissa.

This document specifies minimum requirements for the material, design, construction and workmanship, manufacturing processes, examination and testing at time of manufacture for refillable seamless steel gas cylinders and tubes with water capacities up to and including 450 l.
It is applicable to cylinders and tubes for compressed, liquefied and dissolved gases and for quenched and tempered steel cylinders and tubes with a maximum actual tensile strength Rma of less than 1 100 MPa.

Tämän julkaisun valmistelusta Suomessa vastaa Kemesta ry, puh. 040 820 4888.

Sisällysluettelo

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Inspection and testing
6 Materials

6.1 General requirements
6.2 Controls on chemical composition
6.3 Typical steels
6.4 Heat treatment
6.5 Failure to meet test requirements

7 Design

7.1 General requirements
7.2 Limitation on tensile strength
7.3 Design of cylindrical shell thickness
7.4 Design of convex ends (heads and bases)
7.5 Design of concave base ends
7.6 Neck design
7.7 Foot rings
7.8 Neck rings
7.9 Design drawing

8 Construction and workmanship

8.1 General
8.2 Wall thickness
8.3 Surface imperfections
8.4 Ultrasonic examination
8.5 Out-of-roundness
8.6 Mean diameter
8.7 Straightness
8.8 Verticality and stability
8.9 Neck threads

9 Type approval procedure

9.1 General requirements
9.2 Prototype tests
9.3 Type approval certificate

10 Batch tests

10.1 General requirements
10.2 Tensile test
10.3 Impact test
10.4 Hydraulic burst test

11 Tests/examinations on every cylinder

11.1 General
11.2 Hydraulic test
11.3 Hardness test
11.4 Leak test
11.5 Capacity check

12 Certification
13 Marking

Annex A Description and evaluation of manufacturing imperfections in seamless gas cylinders (normative)
Annex B Ultrasonic examination (normative)
Annex C Example of type approval certificate (informative)
Annex D Example of acceptance certificate (informative)
Annex E Bend stress calculation (informative)
Annex F Chemical compositions of internationally-recognized steel (informative)
Annex G An example of shear strength calculation for parallel threads (informative)

Bibliography

Näytä kaikki

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Inspection and testing
6 Materials

6.1 General requirements
6.2 Controls on chemical composition
6.3 Typical steels
6.4 Heat treatment
6.5 Failure to meet test requirements

7 Design

7.1 General requirements
7.2 Limitation on tensile strength
7.3 Design of cylindrical shell thickness
7.4 Design of convex ends (heads and bases)
7.5 Design of concave base ends
7.6 Neck design
7.7 Foot rings
7.8 Neck rings
7.9 Design drawing

8 Construction and workmanship

8.1 General
8.2 Wall thickness
8.3 Surface imperfections
8.4 Ultrasonic examination
8.5 Out-of-roundness
8.6 Mean diameter
8.7 Straightness
8.8 Verticality and stability
8.9 Neck threads

9 Type approval procedure

9.1 General requirements
9.2 Prototype tests
9.3 Type approval certificate

10 Batch tests

10.1 General requirements
10.2 Tensile test
10.3 Impact test
10.4 Hydraulic burst test

11 Tests/examinations on every cylinder

11.1 General
11.2 Hydraulic test
11.3 Hardness test
11.4 Leak test
11.5 Capacity check

12 Certification
13 Marking

Annex A Description and evaluation of manufacturing imperfections in seamless gas cylinders (normative)
Annex B Ultrasonic examination (normative)
Annex C Example of type approval certificate (informative)
Annex D Example of acceptance certificate (informative)
Annex E Bend stress calculation (informative)
Annex F Chemical compositions of internationally-recognized steel (informative)
Annex G An example of shear strength calculation for parallel threads (informative)

Bibliography

Tuoteryhmä(t)

23.020.35 Kaasupullot »

Sidokset

Velvoittavat viittaukset

ISO 10286:2015 Gas cylinders -- Terminology
ISO 11114-1:2012 Gas cylinders -- Compatibility of cylinder and valve materials with gas contents -- Part 1: Metallic materials
ISO 11114-4:2017 Transportable gas cylinders -- Compatibility of cylinder and valve materials with gas contents -- Part 4: Test methods for selecting steels resistant to hydrogen embrittlement

Tekninen komitea

CEN/TC 23 Transportable gas cylinders »

Direktiivi

2008/68/EC Vaarallisten aineiden sisämaankuljetuksista

http://ec.europa.eu »

Vahvistuspäivä

18.10.2019

Julkaisupäivä

22.10.2019

Painos

2

Sivumäärä

63

Julkaisun kieli

englanti