GB/T 33241-2025: Zinc-aluminum alloy coating section steel

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Scope

This document specifies the code, model and example, ordering contents, technical
requirements, inspection rules, packaging, marking, quality certificate, handling,
stacking and storage of zinc-aluminum alloy coating section steel, and describes the
corresponding test methods.
This document applies to hot-rolled section steel coated with zinc-aluminum alloy using
a continuous hot-dip galvanizing process (hereinafter referred to as section steel).

Basic Data

Standard ID	GB/T 33241-2025 (GB/T33241-2025)
Description (Translated English)	Zinc-aluminum alloy coating section steel
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H44
Classification of International Standard	77.140.70
Word Count Estimation	11,176
Date of Issue	2025-08-29
Date of Implementation	2026-03-01
Older Standard (superseded by this standard)	GB/T 33241-2016
Issuing agency(ies)	State Administration for Market Regulation; Standardization Administration of China