Understanding the Properties and Applications of 347S17 Steel Grade

[ad_1] The 347S17 steel grade is a popular type of stainless steel known for its excellent corrosion resistance and high-temperature strength. It contains a combination of elements that enhance its mechanical and technical properties, making it suitable for various applications in the chemical, petrochemical, and aerospace industries.

Mechanical properties:
– Tensile strength: 515 MPa
– Yield strength: 205 MPa
– Elongation: 40%
– Hardness: 201 HB

Technical properties:
– Good resistance to intergranular corrosion
– Excellent high-temperature strength
– Good weldability and formability
– Suitable for use in high-temperature and corrosive environments

Chemical composition:
– Carbon (C): 0.08% max
– Chromium (Cr): 17-20%
– Nickel (Ni): 9-13%
– Manganese (Mn): 2% max
– Silicon (Si): 1% max
– Phosphorus (P): 0.045% max
– Sulfur (S): 0.03% max

Applications:
– 347S17 steel is commonly used in the manufacturing of equipment and components for chemical processing, such as reaction vessels, heat exchangers, and piping systems.
– It is also used in the construction of high-temperature furnaces and exhaust systems in the petrochemical industry.
– In the aerospace industry, 347S17 is used for turbine engine components and exhaust systems due to its high-temperature strength and corrosion resistance.

Overall, the 347S17 steel grade offers a combination of mechanical, technical, and chemical properties that make it well-suited for demanding applications in corrosive and high-temperature environments.
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