Mushroom head screw + serrated nut SGKFM6x12 /100pcs/ 651441

Mushroom head screw with nut – reliability and installation safety

A set of mushroom head screws and toothed nuts, designed for joining elements of systems, in particular cable trays. Made of zinc-plated steel using the flake zinc method (FP) in accordance with PN-EN ISO 10683:2018-11, it provides high corrosion resistance and connection durability. A class 8.8 screw guarantees mechanical strength and reliability.

Application and E90 certification

This screw set is particularly important in installations where high fire resistance is required. It meets the requirements of the E90 functionality maintenance system in accordance with DIN 4102-12. This means that the connection maintains its functionality for at least 90 minutes in fire conditions. Therefore, it is ideal for use in buildings equipped with fire alarm systems, fire alarm systems and sprinkler systems.

Advantages for the installer and end user

• Quick and easy installation: A complete set of screws and nuts simplifies and speeds up the installation process, eliminating the need to search for compatible elements.
• High quality materials: Flake zinc coating provides excellent protection against corrosion, which translates into long-term connection reliability.
• Fire safety: E90 certification guarantees compliance with strict fire safety standards, which is crucial for protecting life and property.
• Mechanical strength: A class 8.8 screw provides adequate resistance to static and dynamic loads.
• Versatility: Ideal for joining elements of cable systems in various construction and industrial applications.
• Compliance with standards: The product meets the requirements of PN-EN ISO 10683:2018-11 and DIN 4102-12 (E90 system).

This screw set is not only a connecting element, but above all a guarantee of safety and durability of the electrical installation – especially where the highest standards of fire protection are required.