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ASME NTB-2-2019

Background Information for Addressing Adequacy or Optimization of ASME BPVC Section III, Division 5 Rules for Metallic Components

The goal of this publication is to provide background information on the development and scope of the elevated temperature design and construction rules in the ASME Boiler and Pressure Vessel Code (“BPVC”), Section III Rules for Construction of Nuclear Facility Components, Division 5 High Temperature Reactors. Subsection HB, Class A Metallic Pressure Boundary Components, Subpart B Elevated Temperature Service, is the primary focus; but additional information is provided for Subsection HC, Class B Metallic Pressure Boundary Components, Subsection HG, Class A Metallic Core Support Structures, and Code Cases. This information is provided through reference to existing background documentation and identification of key references and their relationships to the current rules. In other words, this document is an annotated directory of where to find the actual background information.

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American Society of Mechanical Engineers [ASME]


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