I.S. EN ISO 4126-1:2013
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES (ISO 4126-1:2013)
Hardcopy , PDF
21-06-2019
English
01-01-2013
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
National Foreword
European foreword
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and units
5 Design
6 Production testing
7 Type testing
8 Determination of safety valve performance
9 Sizing of safety valves
10 Marking and sealing
Bibliography
Annex ZA (informative) - Relationship between this
International Standard and the Essential
Requirements of EU Directive 97/23/EC (PED)
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