ASME NTB-3 provides an assessment of BPVC Section III Div. 5 High Temperature Reactors, Code rules for metallic coolant boundary components and core supports.
ASME NTB-3-2020 history
2020ASME NTB-3-2020 Gap Analysis for Addressing Adequacy or Optimization of ASME Section III, Division 5 Rules for Metallic Components