Searchable NB-18 is an always up to date web application for use in finding manufacturers, assemblers and device information and includes a listing of the following: Assembler and …

Download Full NB-18 PDF ***Note: With the publication of ASME Section XIII, the National Board revised NB-18 on January 2022 to refer to Designators instead of Code Sections. All …

National Board of Boiler and Pressure Vessel Inspectors

2025年3月10日 · NB-18 provides for the certification of pressure relief device designs and the accreditation of organizations that manufacture or assemble these devices. Accredited …

2020年3月2日 · The National Board announces changes and updates to its free, online resource NB-18, Pressure Relief Device Certifications. Here’s what has changed: The format is no …

2025年3月7日 · Searchable NB-18 is an always up to date web application for use in finding manufacturers, assemblers and device information and includes a listing of the following: …

NB-18; Manufacturer and Repair Directory. General Information This directory contains a listing of: Manufacturers of boilers, pressure vessels, or other pressure-retaining items holding an …

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NB-18, Pressure Relief Device Certification Test Lab Data JRS Manufacturer & Repair Directory. BULLETIN. General Meeting. Resources. News and Events. View Archives. Spring 2025 …

NB-18 - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. This document provides information on various safety relief valve designs certified by the National …