NB/T 47018.4-2022: Technical conditions for ordering welding materials for pressure equipment - Part 4: Submerged arc welding wire and flux

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Scope

This Document specifies the technical requirements, test methods and product identification of
submerged arc welding steel electrodes, fluxes and electrode-flux combinations.
This Document is applicable to non-alloy steel and fine-grained steel solid electrodes and
electrode-flux combinations for submerged arc welding, heat-resistant steel solid electrodes and
electrode-flux combinations, high-strength steel solid electrodes and electrode-flux
combinations, and stainless-steel solid electrodes and electrode-flux combinations of pressure
equipment.

Basic Data

Standard ID	NB/T 47018.4-2022 (NB/T47018.4-2022)
Description (Translated English)	Technical conditions for ordering welding materials for pressure equipment - Part 4: Submerged arc welding wire and flux
Sector / Industry	Energy Industry Standard (Recommended)
Classification of Chinese Standard	J33
Word Count Estimation	12,173
Date of Issue	2022-11-04
Date of Implementation	2022-12-31
Issuing agency(ies)	National Energy Administration