: Includes over 75,000 standard designations and trade names from approximately 300 steelmakers across 25 countries.

The official app is published by Verlag Stahlschlüssel or Dr. Michael Balden . Be cautious of imitation apps. The official icon typically features a classic key symbol.

Section property displays for national shapes (Area, moments of inertia, etc.). How to Get Started Key to Steel - 2025-01 - DIN Media

Features often include the ability to print selected data records or export/import material compositions for individual projects. Professional Use Cases

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Here’s a for a Key to Steel Android app (assuming it’s a reference for steel grades, properties, and standards):

: Instantly find equivalent materials worldwide by cross-referencing standard numbers, symbols, and designations.