GB/T 45470-2025 Active National standards

GB/T 45470-2025 Recycled carbon fiber for cement concrete

Publish Date: 2025-03-28 Implement Date: 2025-10-01 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/T 45470-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Special carbon materials

ICS Name: Carbon fiber materials

Publish Date: 2025-03-28

Implement Date: 2025-10-01

Pages: 24 pages

Scope

This document specifies the classification and marking of recycled carbon fibers for cement concrete, general principles, technical requirements, inspection rules, and marking, packaging, transportation, and storage, and describes the corresponding test methods.
This document is applicable to short-cut recycled carbon fibers that can improve the performance of cement concrete.

Development Information

Word Count: 30 Thousand words Pages: 24 pages

Referenced Standards

GB 175-1999 Portland cement and ordinary Portland cement GB 175-2007 Common portland cement GB 175-2023 Common portland cement GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB 8076-1997 Concrete admixtures GB 8076-2008 Concrete admixtures GB/T 9914.1-2001 Test method for reinforcement products Part 1:Determination of moisture content GB/T 9914.1-2013 Test method for reinforcement products—Part 1:Determination of moisture content GB/T 14684-2001 Sand for building GB/T 14684-2011 Sand for construction GB/T 14684-2022 Sand for construction GB/T 14685-2001 Pebble and crushed stone for building GB/T 14685-2011 Pebble and crushed stone for construction GB/T 14685-2022 Pebble and crushed stone for construction GB/T 26752-2020 PAN-based carbon fiber GB/T 29762-2013 Carbon fibre—Determination of filament diameter and cross-section area GB/T 30019-2013 Carbon fiber—Determination of density GB/T 40724-2021 Terminology for carbon fiber and carbon fiber composites GB/T 50081-2019 Standard for test methods of concrete physical and mechanical properties JGJ 55-2011 Specification for mix proportion design of ordinary concrete JGJ 63-2006 Standard of water for concrete GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 8076-2025 Concrete admixtures

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