GB 5135.3-2025 Pending National standards force_standard

GB 5135.3-2025 Automatic sprinkler system—Part 3:Water spray nozzle

GB 5135.3-2025 Automatic sprinkler system—Part 3:Water spray nozzle

Publish Date: 2025-10-31 Implement Date: 2026-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB 5135.3-2025

Standard Type: National standards

Standard Status: Pending

is_force_gb: yes

CCS Name: Fire-fighting equipment and materials

ICS Name: Fire extinguishing

Publish Date: 2025-10-31

Implement Date: 2026-11-01

Pages: 24 pages

Scope

This document defines the terms and definitions of water mist nozzles for automatic sprinkler systems, specifies their classification and model numbering, requirements, inspection rules, user manuals, and packaging, transportation, and storage, and describes the corresponding test methods.
This document is applicable to the design, manufacture, and inspection of water mist nozzles for automatic sprinkler systems.

Development Information

Word Count: 35 Thousand words Pages: 24 pages

Same series standard

GB 5135.2-2025 Automatic sprinkler system—Part 2:Wet system alarm valves,retard chamber, water motor alarm GB 5135.4-2025 Automatic sprinkler system—Part 4:Dry pipe valves and accelerator GB 5135.11-2025 Automatic sprinkler systems—Part 11:Grooved pipe couplings and fittings GB 5135.21-2025 Automatic sprinkler system—Part 21:Inspector's test connection

Replace the following standards

GB 5135.3-2003 Automatic sprinkler system—Part 3:Water mist nozzles

Referenced Standards

GB 5135.1-2003 Automatic sprinkler system—Part 1:Sprinkler GB 5135.1-2019 Automatic sprinkler system—Part 1:Sprinklers GB/T 7306.2-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 2:Taper internal and external threads GB/T 9969-2008 General principles for preparation of instructions for use of industrial products GB 9969.1-1998 General principles for preparation of instructions for use of industrial products

Related Standards

GB 4065-1983 Active

GB 4065-1983 Fire extinguishing agent—Bromochlorodifluoromethane

Publish Date: 1983-12-22

GB 4399-1984 Replaced

GB 4399-1984 Portable carbon dioxide fire extinguishers

Publish Date: 1984-05-16

GB 4401-1984 Replaced

GB 4401-1984 Portable soda-acid fire extinguishers

Publish Date: 1984-05-16

GB 4396-1984 Replaced

GB 4396-1984 Fire extinguishing agent—carbon dioxide

Publish Date: 1984-05-17

GB 6051-1985 Active

GB 6051-1985 Fire extinguishing agent of bromotrifluoromethane

Publish Date: 1985-06-03

GB/T 5907-1986 Replaced

GB/T 5907-1986 Fundamental terminology of fire protection—Part 1

Publish Date: 1986-03-03