
Fasteners—Hexagon head bolts with split pin hole on shank—Part 2: Reduced shank—Product grade B
NORMA vydána dne 31.10.2025
Designation standards: GB/T 31.2-2025
Note: K dispozici od: únor 2026
Publication date standards: 31.10.2025
Country: Chinese technical standard
Kategorie: Technické normy GB