1. The quality inspection of raw materials includes indicators such as steel plate hardness;
2. Regular data detection of products, such as length, width, height and weight;
3. Product bearing capacity test;
4. Salt spray test to test the corrosion resistance of products.
How to install the toggle latch?
The toggle latch (draw latch) is generally composed of two parts, the toggle latch body and the hook (safety catch) piece. The function of the hook piece is to enable the hook on the toggle latch body to hook it, so as to connect the two parts that are not related, so as to achieve the fixing and connecting function of the hasp itself.
There are two installation methods for the toggle latch: screw installation and welding installation.Note that when opening holes on the device, you need to pay attention to the size interval of the openings, because the toggle latch body and the hook two separate parts. If the size control is not good, it may not be in place when buckled
