China 'GB/T 17421.1-2023
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 17421.1-2023
General principles for inspection of machine tools Part 1: Geometric accuracy of machine tools under no-load or quasi-static conditions 机床检验通则 第1部分:在无负荷或准静态条件下机床的几何精度
Issued Date:2023/8/6
Implemented Date:2024/3/1
Issued by:
The Standardization Administration of the People's Republic of China