As the name suggests, even if it is loose, it will not fall off. Loosening screws, also known as non loosening screws or anti loosening screws. Cross loosening screws are riveted or expanded on the mounting plate, and the position between the plates is fastened by screws. The biggest feature of the product is that the screws will not come off even if they are not tightened.
Cross loosening screws are suitable for:
1. Stainless steel plate, metal steel plate, galvanized steel plate, engineering installation.
2. Metal curtain walls, metal light partitions, and other indoor and outdoor installations
3. Generally, angle steel, channel steel, iron plate are installed in combination with other metal materials.
4. Assembly projects for automobile containers, shipping containers, shipbuilding industry, refrigeration equipment, etc.
The installation method of different types of cross shaped screws with a round head that cannot be loosened is also different. The installation method of the screws with a loose head that cannot be loosened is selected according to their application scenarios, as follows:
1. Self tightening (or press in) screws are relatively easy to install and can be operated in one step. They are commonly used in the metal plate industry.
2. The expansion (rupture) type screws that cannot be loosened require less installation force and are more suitable for installation in Zhejiang or thin panel installation.
3. Additional radial floating is required during the installation of floating screws to compensate for significant misalignment tolerances.
4. The snap in screw can be manually installed without the need for special tools.