GB/T 9258.2-2025 Active National standards

GB/T 9258.2-2025 Coated abrasives—Determination and designation of grain size distribution—Part 2:Macrogrit sizes P12 to P220

GB/T 9258.2-2025 Coated abrasives—Determination and designation of grain size distribution—Part 2:Macrogrit sizes P12 to P220

Publish Date: 2025-08-01 Implement Date: 2026-02-01 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 9258.2-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Abrasives and abrasive tools

ICS Name: Abrasives and grinding tools

Publish Date: 2025-08-01

Implement Date: 2026-02-01

Pages: 20 pages

Scope

This document specifies the determination or testing method for the particle size composition of coarse abrasives P12 to P220 used in coated abrasives.
This document is applicable to abrasives used in the manufacture of coated abrasives and abrasives recovered from coated abrasives for testing purposes.

Development Information

Word Count: 21 Thousand words Pages: 20 pages

Same series standard

GB/T 9258.3-2025 Coated abrasives—Determination and designation of grain size distribution—Part 3:Microgrit sizes P240 to P5000

Replace the following standards

GB/T 9258.2-2008 Coated abrasives—Grain size analysis—Part 2:Determination of grain size distribution of macrogrits P12 to P220 GB/T 9258.1-2000 Coated abrasives—Grain size analysis—Part 1:Grain size distribution test

Referenced Standards

GB/T 4676-2003 Abrasive grains—Sampling and splitting GB/T 4676-2018 Abrasive grains—Sampling and splitting GB/T 6003.1-1997 Test sieves of metal wire cloth GB/T 6003.1-2012 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 6003.1-2022 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 16458-2009 Terminology for abrasives and abrasive products GB/T 16458-2021 Terminology for abrasives and abrasive products GB/T 16458.1-1996 Terminology for abrasives and abrasive products—Part 1:Terminology for abrasive GB/T 16458.2-1996 Terminology for abrasives and abrasive products—Part 2:Terminology for abrasive products GB/T 18845-2002 Abrasive grains—Test-sieving machines GB/T 18845-2017 Abrasive grains—Test-sieving machines JB/T 6569-2020 JBT 6569-2020 Ordinary abrasive packaging JB/T 6569-1993 Ordinary abrasive packaging JB/T 6569-2006 Conventional abrasive-Packing

Adopt standards

ISO 6344-2:2021

Related Standards

GB/T 13826-1992 Replaced

GB/T 13826-1992 Wet type (non-metallic)friction materials

Publish Date: 1992-11-05

GB/T 14319-1993 Replaced

GB/T 14319-1993 Superfinishing stone

Publish Date: 1993-04-17

GB/T 14320-1993 Replaced

GB/T 14320-1993 Vitrified force-honing stone

Publish Date: 1993-04-17

GB/T 14321-1993 Replaced

GB/T 14321-1993 Testing method for quantities of α-Al2O3 phase in alumina with an X-ray diffractometer

Publish Date: 1993-04-17

GB/T 14322-1993 Abolished

GB/T 14322-1993 Determination for grain size distribution of microgrits W3.5 to W0.5 of conventional abrasive

Publish Date: 1993-04-17

GB/T 15305.2-1994 Replaced

GB/T 15305.2-1994 Coated abrasives—Abrasive rolls—Dimensions and tolerances

Publish Date: 1994-12-20