The working pressure of the existing single-unit hydraulic prop is 28.5 MPa; the opening pressure of the upper working pressure safety valve is 31.5 MPa; the rated working resistance of the prop is 30
For a long time, accidents have occurred frequently on coal mine construction sites. What is the cause of the accident? It is often because workers do not pay attention, whether the equipment is regul
The DN single hydraulic prop is characterized by its own pump and oil. When it is supported, it can be quickly lifted by the hand crank, and the working fluid is not discharged when the column is lowe
There are many types of single hydraulic props on the market, different types of single hydraulic props are also different features. Everyone knows that the single hydraulic prop is referred to as a s
Speaking of single hydraulic props, we all know the classification of single hydraulic props, it has DN single hydraulic props and DW single hydraulic props. Below we focus on understanding the scope
The DW single hydraulic prop is a constant resistance prop, which can be matched with various top beams and can also be used as the main post. It can be used for the support of general mechanized coal
