China 'GB/T 2481.1-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 2481.1-2025
Abrasives for Bonded Abrasives - Determination and Marking of Particle Size Composition - Part 1: Coarse Abrasive F4 F220 固结磨具用磨料-粒度组成的检测和标记-第1部分:粗磨粒F4~F220
Issued Date:2025/8/1
Implemented Date:2026/2/1
Issued by:
The Standardization Administration of the People's Republic of China