Steels that do not meet the definition of stainless steel but contain at least one element above the non-alloy threshold. Main Quality Classes
: Details the exact chemical limits for classification. Clause 4 : Defines the main quality classes mentioned above. Where to Access the PDF en 10020 pdf
Before the widespread adoption of European standards (Euronorms), individual nations maintained their own classification systems, such as DIN in Germany or BS in the UK. This fragmentation created barriers to trade and technical collaboration. EN 10020 was introduced to harmonize these divergent systems, providing a single, unambiguous method for defining what constitutes "steel" and how different steels relate to one another. Steels that do not meet the definition of
EN 10020:2000 is a European Standard that provides a framework for classifying and designating non-alloy steel grades. The standard ensures that non-alloy steel grades meet specific requirements for chemical composition and mechanical properties, ensuring consistent product quality. By understanding and applying EN 10020, manufacturers, engineers, and designers can ensure that their products meet the required standards for performance, safety, and reliability. Where to Access the PDF Before the widespread
The formal definition of "steel" in the European framework.
Higher purity (lower P and S limits); precise response to heat treatment. By Composition