NB/T 47014-2023: Welding procedure qualification for pressure equipment

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Scope

This document specifies the rules, test methods, qualified indicators for welding
procedure qualification for pressure equipment (boilers, pressure vessels, pressure
pipes).
This document is applicable to welding procedure qualification for welding methods
such as gas welding, arc welding, submerged arc welding, gas tungsten arc welding,
gas metal arc welding (including flux-cored arc welding), electroslag welding, plasma
arc welding, friction welding, electrogas welding, stud arc welding, electron beam
welding.
This document is not applicable to welding procedure qualification for gas cylinders.

Basic Data

Standard ID	NB/T 47014-2023 (NB/T47014-2023)
Description (Translated English)	Welding procedure qualification for pressure equipment
Sector / Industry	Energy Industry Standard (Recommended)
Classification of Chinese Standard	J33
Word Count Estimation	90,952
Date of Issue	2023-12-28
Date of Implementation	2024-06-28
Issuing agency(ies)	National Energy Administration