Standard
[CURRENT]
ISO 11114-1:2020-05
Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 1: Metallic materials
German title
Gasflaschen - Verträglichkeit von Werkstoffen für Gasflaschen und Ventile mit den in Berührung kommenden Gasen - Teil 1: Metallische Werkstoffe
Publication date
2020-05
Original language
English
Pages
48
Publication date
2020-05
Original language
English
Pages
48
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Content
Content (en)
Foreword
Introduction
Scope
Normative references
Terms and definitions
Materials
Show subsection Close subsection General
Cylinder materials
Valve materials
Show subsection Close subsection General
Particular considerations
Compatibility criteria
Show subsection Close subsection General
Corrosion
Show subsection Close subsection General
Corrosion in dry conditions
Corrosion in wet conditions
Corrosion by impurities
Hydrogen embrittlement phenomenon
Generation of dangerous products
Violent reactions (e.g. ignition)
Stress corrosion cracking
Material compatibility
Show subsection Close subsection Table of compatibility for single gases
Compatibility for gas mixtures
Using Table 1
Show subsection Close subsection Conventions and numbers
Abbreviations for materials
Gas/materials NQSAB compatibility code (informative)
Show subsection Close subsection General
Material classes and compatibility identification
Show subsection Close subsection Normalized steels and carbon steels (N)
Quenched and tempered steels (Q)
Stainless steels (S)
Aluminium alloys (A)
Brass and other copper alloys (B)
NQSAB code
Groups of gases
Bibliography
Cooperation at DIN
Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it.
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