
Fasteners—Hexagon head bolts with split pin hole on shank—Part 3: Fine pitch thread
NORMA vydaná dňa 31.10.2025
Designation standards: GB/T 31.3-2025
Note: K dispozici od: únor 2026
Publication date standards: 31.10.2025
Country: Chinese technical standard
Kategória: Technické normy GB