During the 12th Five-Year Plan period & rdquo;, Northern Heavy Industry Group will build the 1 energ... (more…)
In early spring, a brigade of the Guangzhou Military Region organized the 1 field support exercise.... (more…)
Cracks generated during quenching or during room temperature placement after quenching are called qu... (more…)
Add a common quenching oil to prepare a fast or overspeed quenching oil. It can be seen from the tab... (more…)
The technical performance of the workpiece quenching cooling system mainly refers to the workpiece a... (more…)
Mechanical oil is oil for mechanical products, which is essentially lubricating oil.The old brands o... (more…)
the fire in the quenching oil tank is usually caused by ① the amount of quenching oil is insufficien... (more…)
Due to use and pollution, the change of PAG quenching fluid will never stop. Therefore, no matter ho... (more…)
For independent quenching oil tank generally controls the quantity of quenching medium by level devi... (more…)
graded quenching: austenitizing work is rapidly quenched into a cooling medium with a temperature sl... (more…)