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National Board Inspection Code

The National Board Inspection Code (NBIC) was first published in 1946 as a guide for chief inspectors. It has become an internationally recognized standard, adopted by most US and Canadian jurisdictions. The NBIC provides standards for the installation, inspection, and repair and/or alteration of boilers, pressure vessels, and pressure relief devices.

NBBI NB 23 (NBIC), 2021 Edition

National Board Inspection Code - Parts 1-4

New Edition Due in July 2021

Format: Print/Secure PDF     Price: US $ 325.00

Format: Online Subscription(1 Site/1 S.U)     Price: US $ 455.00

The NBIC is organized into four (4) Parts to coincide with specific post-construction activities involving pressure-retaining items.

  • Part 1, Installation: Provides requirements and guidance to ensure all types of pressure retaining items are installed and function properly.
  • Part 2, Inspection: Provides information and guidance needed to perform and document inspections for all types of pressure-retaining items
  • Part 3, Repairs and Alterations: Provides requirements and guidance to perform, verify, and document acceptable repairs or alterations to pressure retaining items regardless of code of construction.
  • Part 4, Pressure Relief Devices: Provides information and guidance to ensure pressure relief devices are installed properly, information and guidance needed to perform and document inspections for pressure relief devices, and information and guidance to perform, verify, and document acceptable repairs to pressure relief devices.

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