DIN EN ISO 4015:2022-10 Fasteners - Hexagon head bolts with reduced shank (shank diameter <ca> pitch diameter) - Product grade B (ISO 4015:2022); German version EN ISO 4015:2022
2022DIN EN ISO 4015:2022-10 Fasteners - Hexagon head bolts with reduced shank (shank diameter <ca> pitch diameter) - Product grade B (ISO 4015:2022); German version EN ISO 4015:2022
2020DIN EN ISO 4015:2020 Hexagon head bolts with reduced shank (shank diameter pitch diameter) - Product grade B (ISO/DIS 4015:2020); German and English version prEN ISO 4015:2020