GB/T 31703-2025

Upcoming

Ceramic ball bearings—Silicon nitride balls

陶瓷球轴承 氮化硅球

Standard Type
GBT
ICS
81.060.30
CCS
Q 32
Status
即将实施
Issue Date
2025-12-02
Implementation
2026-07-01
Responsible Dept
中国建筑材料联合会
Drafting Unit
N/A