I.S. EN 13648-1:2008
Current
The latest, up-to-date edition.
CRYOGENIC VESSELS - SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES FOR CRYOGENIC SERVICE
Hardcopy , PDF
English
01-01-2008
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.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 General
4.2 Design
4.2.1 Design temperature
4.2.2 Drainage
4.2.3 Stem guiding
4.2.4 Inserts
4.2.5 Sublimating cryogens
4.3 Materials
4.3.1 General
4.3.2 Metallic materials
4.3.3 Corrosion resistance
4.3.4 Oxygen compatibility
4.3.5 Acetylene compatibility
4.3.6 Non-metallic materials
5 Testing
5.1 Production testing
5.2 Type testing for cryogenic service
5.2.1 General
5.2.2 Seat leakage test
5.2.3 Cryogenic tests
6 Determination of the certified derated coefficient of
discharge (K[dr])
7 Cleanliness
8 Marking
Annex ZA (informative) Relationship between this European
Standard and the Essential Requirements of EC
Directive 97/23/EC (PED)
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.