
Test method for physical property of rare earth permanent magnetic materials—Part 4:Determination of compressive strength
NORMA vydaná dňa 31.10.2025
Designation standards: GB/T 31967.4-2025
Note: K dispozici od: květen 2026
Publication date standards: 31.10.2025
Country: Chinese technical standard
Kategória: Technické normy GB