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GB 5135.4-2025 English PDF

GB 5135.4: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB 5135.4-2025EnglishRFQ ASK 3 days [Need to translate] Automatic sprinkler system - Part 4: Dry pipe valves and accelerator   GB 5135.4-2025
GB 5135.4-2003English389 Add to Cart 3 days [Need to translate] Automatic sprinkler system -- Part 4: Dry pipe valves Valid GB 5135.4-2003

Basic data

Standard ID GB 5135.4-2025 (GB5135.4-2025)
Description (Translated English) Automatic sprinkler system - Part 4: Dry pipe valves and accelerator
Sector / Industry National Standard
Classification of Chinese Standard C84
Classification of International Standard 13.220.10
Date of Issue 2025-10-31
Date of Implementation 2026-11-01
Older Standard (superseded by this standard) GB 5135.4-2003, GB 5135.8-2003

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