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Address
304 North Cardinal St.
Dorchester Center, MA 02124
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM
The 817M40 steel grade, also known as 1. SAE 4340 and 2. AISI 4340, is a low-alloy steel that is widely used in various industries due to its unique composition and exceptional mechanical properties. This steel grade is known for its high strength, toughness, and hardenability, making it suitable for applications such as gears, shafts, and aerospace components.
One of the key factors that sets 817M40 steel apart from other alloys is its chemical composition. This steel grade contains a combination of elements that contribute to its superior mechanical properties. The main alloying elements in 817M40 steel include chromium, molybdenum, and nickel, which impart high tensile strength, good ductility, and excellent fatigue resistance. Additionally, the controlled levels of carbon and manganese in the composition contribute to its hardenability and wear resistance.
In terms of mechanical properties, 817M40 steel exhibits high strength and toughness, making it suitable for heavy-duty applications. It has a high tensile strength and good impact resistance, allowing it to withstand heavy loads and shock loading. Furthermore, this steel grade has good fatigue strength and can maintain its properties at elevated temperatures, making it suitable for high-stress applications.
Overall, the unique composition of 817M40 steel, combined with its exceptional mechanical properties, sets it apart from other alloys and makes it a preferred choice for demanding industrial applications. Its high strength, toughness, and hardenability make it a versatile material for various engineering applications, where reliability and performance are crucial.
817M40 Steel grade
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