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HG/T 5176-2025Waterborne anticorrosive coatings for metal structures (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

August 19, 2025

Implementation date

March 1, 2026

Scope

HG/T 5176-2025 (Waterborne anticorrosive coatings for metal structures) is available as an English-translated PDF.

HG/T 5176-2025 — This standard specifies the classification and grading, requirements, test methods, inspection rules, marking, packaging, and storage of water-based anti-corrosion coatings for metal structures.

This standard applies to atmospheric corrosion rating C4 as defined in ISO 12944-2:2017. This standard does not apply to water-based anti-corrosion coatings for steel and aluminum alloy structures used under the following conditions.

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Document preview — HG/T 5176-2025

National Standard of the People's Republic of China

ICS: 87.040
Classification: G 51
Replacing: HG/T 5176-2017

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the classification and grading, requirements, test methods, inspection rules, marking, packaging, and storage of water-based anti-corrosion coatings for metal structures. This standard applies to atmospheric corrosion rating C4 as defined in ISO 12944-2:2017. This standard does not apply to water-based anti-corrosion coatings for steel and aluminum alloy structures used under the following conditions. It does not apply to water-based anti-corrosion coatings for metal structures used in corrosive environments such as immersion, burial, and tank linings, or in highly corrosive atmospheric corrosion environments (C5 and CX).

Document data

International classification (ICS): 87.040.

Chinese classification (CCS): G51.

Estimated length of the Chinese original: 34,385 words.

Supersedes the earlier edition HG/T 5176-2017.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 23 pages — is available in the English PDF.

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