Analiza zalet zaworów ze staliwa
In the industrial field, cast steel valves are the core components of fluid control, and the selection of their materials is directly related to the stability and efficiency of the entire system. As a commonly used valve material, cast steel has a series of significant advantages compared with other materials.
Cast steel has a high degree of freedom in the formulation of chemical composition, and its corrosion resistance can be improved by adding different alloying elements. This allows cast steel valves to maintain good stability when faced with the transmission of corrosive fluids such as nitric acid and sulfuric acid. In contrast, some other materials such as cast iron or copper alloys may not perform as well as cast steel in this regard.
In high-temperature environments, the performance of many materials will be greatly reduced, but cast steel valves can work normally at temperatures up to 425°C, thanks to its good high-temperature strength and hardness. This characteristic gives cast steel valves an advantage in the control of high-temperature fluids such as hot oil, hot water and steam.
The design of cast steel valves usually takes into account the requirements of mechanical properties. Its structure can withstand large impact loads while having good plasticity and toughness. These features make cast steel valves lightweight and flexible in switching operations while maintaining sealing reliability even in large diameters.
The diversity of cast steel materials enables it to meet the needs of different working conditions. By selecting appropriate sealing surface materials and packing configurations, cast steel valves can accommodate a wider variety of fluids and pressure conditions, thereby expanding their application range.
Although the initial investment cost of cast steel valves may be higher than some cast iron or plastic valves, their long-term durability and low maintenance requirements make the overall life cycle cost more advantageous.
Whether in the petrochemical, metallurgical or power industries, cast steel valves are a reliable choice that can meet the needs of various harsh working conditions.