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QB/T 2697-2024Floor spring (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

October 24, 2024

Implementation date

May 1, 2025

Scope

QB/T 2697-2024 (Floor spring) is available as an English-translated PDF.

QB/T 2697-2024 — Floor spring

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Document preview — QB/T 2697-2024

National Standard of the People's Republic of China

ICS: 91.190
Classification: Y 71
Replacing: QB/T 2697-2013

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the appearance, surface quality and performance of floor springs, describes the corresponding test methods, specifies inspection rules, marking, packaging, transportation, storage and installation, and gives classification and marking for technical regulations. This standard applies to the design, production, testing and sales of devices installed on the upper or lower part of swing doors and capable of opening and closing door leaves in both directions.

Document data

International classification (ICS): 91.190.

Chinese classification (CCS): Y71.

Estimated length of the Chinese original: 24,246 words.

Supersedes the earlier edition QB/T 2697-2013.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.

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