EC Directive 97/23/EC
NWEA Order no. 743/99
Order on the design of pressure equipment
Harmonised standards:
Incl.: EN 378 parts 1* to 4
EC Directive 97/23/EC Annex I
Essential safety requirements
2.2.4
Design based on
experimental
design method
2.2.3
Design based on
calculation method
Figure 5: Principle for order compliance
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