317L is an austenitic stainless steel, mainly used for butterfly valve shafts, butterfly valve sleeves, etc. This stainless steel is based on molybdenum and is more resistant to chemical corrosion than conventional chromium-nickel austenitic stainless steels such as Alloy 304. At the same time, it also has higher ductility, stress corrosion resistance, compressive strength and high temperature resistance.
The “L” in 317L stands for “low carbon”, which means the carbon content is less than 0.03%. This low carbon content helps reduce the risk of sensitization that can occur during welding or when exposed to high temperatures. Due to its excellent corrosion resistance, especially in sour environments, 317L stainless steel is commonly used in chemical processing equipment such as reactors, heat exchangers, storage tanks and piping systems.
317L stainless steel round bars have good high temperature resistance and can maintain good mechanical properties and corrosion resistance at high temperatures, so they are often used in parts and components in high temperature environments. When using this kind of round rod, you should pay attention to care and maintenance, and avoid contact with corrosive substances such as strong acids and alkalis to extend the service life of the product.




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