Energy & environment · 14/08/2015

NRC Issues Regulatory Issue Summary on ASME Code Case N-770-1 for Nuclear Reactor Welds

The U.S. Nuclear Regulatory Commission (NRC) has released a Regulatory Issue Summary (RIS) to inform nuclear power plant operators about the applicability of the ASME Code Case N-770-1 to branch connection butt welds in reactor coolant systems, which may require inspection under NRC regulations.