What Is the EN 523 Standard?
EN 523 is the European standard for corrugated galvanized steel ducts used in prestressed concrete structures. Class 1 and Class 2 define different corrosion and mechanical performance requirements.
Production and Quality Control
Production is carried out at our Gölbaşı/Ankara facility with a daily capacity of 5,000 meters. Shipment is not performed until EN 523/524 compliance tests are completed for each batch.
Process Steps
- Raw material intake control and galvanizing verification
- Corrugated profile production and length cutting
- Laboratory testing and labeling
- Site delivery and technical documentation