EN 1906 Grade 4 Security Escutcheon Standards for Profile Cylinders
Engineering Overview: Technical guide on EN 1906 European standards for architectural lever handles and security roses interfacing with profile cylinders.
Technical & Engineering Specifications
| Standard | European Harmonized Building Hardware Standard |
|---|---|
| Security Grades | Grade 1 to Grade 4 (High Security) |
| Tensile Retention | > 20 kN Force Resistance |
Handle & Cylinder Rose Harmonization
EN 1906 classifies security door handles into Grades 1 to 4 based on tensile and prying resistance.
Grade 4 Security Escutcheon Standards
- Through-Bolted Steel Rose: Resists $>20\text{ kN}$ prying and covers the cylinder to within 2 mm of the door face.
Frequently Asked Engineering & Selection Questions
Q1: What standard or test protocol is defined here?
Technical guide on EN 1906 European standards for architectural lever handles and security roses interfacing with profile cylinders.