Why? Because Germany harmonized its standards with the European Union (EN) and the International Organization for Standardization (ISO).
This comprehensive article will explain what DIN 267 Part 9 was, why you cannot find an official "active" PDF, which standard replaced it, and how to access the technical data you need for high-strength fasteners. To understand the document you are searching for, we must look at the history. DIN 267 was a foundational standard for "Mechanical fasteners – Technical delivery conditions." It was split into several parts, with Part 9 specifically covering: din 267 part 9 pdf
In the world of mechanical engineering and fastening technology, standards are the silent guardians of safety. Among the labyrinth of German Institute for Standardization (DIN) norms, DIN 267 Part 9 holds a critical, yet often misunderstood, position. To understand the document you are searching for,
| Nut Property Class | DIN 267-9 (Old) | ISO 898-2 (New) | Compatible Bolt Class | | :--- | :--- | :--- | :--- | | 04 | Yes (Low carbon steel) | No (Obsolete) | 4.6 | | 4 | Yes | Yes | 4.6 / 4.8 | | 5 | Yes | Yes | 5.6 / 5.8 | | 6 | Yes | Yes | 6.8 | | 8 | Yes | Yes | 8.8 | | 10 | Yes | Yes | 10.9 | | 12 | Yes | Yes | 12.9 | | Nut Property Class | DIN 267-9 (Old)