3. Analysis and Discussion 3.1 Heat Treatment During Valve Casting The heat treatment process for ZG20CrMoV requires two normalizing stages and one tempering stage. The first normalizing stage is intended...
Valves play an important role in industrial production, and their performance directly affects the safety and efficiency of the system. In order to maintain good working condition under different media...
Pneumatic shut-off ball valve as a key industrial equipment, widely used in petroleum, chemical, natural gas, power and water treatment and other fields. Its main role is to quickly cut off the fluid...
In the field of valve manufacturing, the choice of materials affects the performance and service life of valves. Different operating environments and application conditions require specific body materials...
A valve is an essential pressure-bearing component of the boiler and is suspended on the boiler’s pipeline. If the valve body leaks or cracks during operation, it can pose significant risks...
Ball valves are a type of valve widely used in industrial piping systems. Its basic structure consists of a ball and a seat, and the ball has a hole in the center. The flow of fluid is controlled by rotating...
In the selection of valves, the difference in material will directly affect the long-term efficiency and performance of the equipment. Cast iron, ductile iron, bronze and stainless steel and other metals,...
In the manufacturing and food industries, work-related accidents are often related to safety valve failures. While these devices are critical in gas, liquid and steam handling systems, they can fail for...
Cryogenic ball valves play an important role in fluid control at extremely low temperatures, and their stability and functionality are directly related to safety and equipment reliability. In order to...
1. Overview Globe valves are widely used in nuclear power plant pipeline systems due to their minimal mechanical wear on the sealing surface and ease of maintenance. However, nuclear-grade stainless steel...