Environmental Engineering Reference
In-Depth Information
Cracks with leak: 20
Cracks without leak: 4
Failure with leak: 3
Leaks through flange seal: 2
1.24
Types of damage to pipelines of the first circuit of NPP with
PWR reactors.
Manufacturing defect: 9
Corrosion-erosion: 8
Fatigue: 7
Unknown reason: 5
1.25
Causes of damage to the primary coolant pipe at NPP with
a PWR reactor.
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