When selecting the rigging specifications, the size, weight, shape of the load to be lifted, and the hoisting method to be used must be included in the calculation considerations, and the requirements for the ultimate working force must be included in the calculation.
After the rigging is used, it needs to be placed up for reuse. There are several points to note when storing.
Before using the rigging, the working load and the scope of application on the label must be clearly seen, and overloading is strictly prohibited.
A screwed bolt is subjected to two forces, one is downward and the other is upward.
Fasteners are a general term for a type of mechanical parts used when two or more parts or component fasteners are joined into a whole. Also called standard parts on the market.
The biggest difference between standard fasteners and non-standard fasteners is whether there is standardization.