Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Abbreviated terms and symbols
5 Intervals between periodic inspections and tests
6 List of procedures for periodic inspections and tests
7 Identification of cylinder and preparation for inspection
   and tests
8 Depressurization and de-valving procedures
9 External visual inspection
10 Inspection of cylinder neck
11 Check of internal condition
12 Supplementary tests
13 Cylinder repairs
14 Pressure test or UT
15 Inspection of valve and other accessories
16 Replacement of cylinder parts
17 Final operations
18 Rejection and rendering cylinder unserviceable
Annex A (informative) - Periodic inspection and test
        periods
Annex B (normative) - Description, evaluation of defects
        and conditions for rejection of seamless steel and
        seamless aluminium-alloy cylinders at the time of
        periodic inspection
Annex C (informative) - List of gases corrosive to cylinder
        material
Annex D (informative) - Volumetric expansion testing
        of cylinders
Annex E (informative) - Test date rings for cylinders
Annex F (informative) - Cleaning of seamless
        aluminium-alloy cylinders
Bibliography

Abstract

This document specifies the requirements for periodic inspection and testing to verify the integrity of cylinders and tubes to be re-introduced into service for a further period of time.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 58
Supersedes	ISO 6406 : 2005