Introduction to AISI 304
AISI 304 is a versatile, commonly used stainless steel. It exhibits excellent corrosion resistance and is known for its aesthetic appeal and durability.
by Shrenik Jain
Chemical composition of AISI 304
Main Components
AISI 304 consists of chromium, nickel, and small amounts of other elements, contributing to its anti-corrosive properties.
Composition Percentage
About 18% chromium and 8% nickel, with smaller amounts of carbon, manganese, and silicon.
Properties of AISI 304
1 Malleability
AISI 304 is highly malleable, allowing it to be molded into various shapes and forms.
3 Density
2 Thermal Conductivity
It has low thermal conductivity, making it suitable for both high and low-temperature applications.
AISI 304 has a density of 8 g/cm³, providing a good combination of strength and formability.
Mechanical properties of AISI 304
Tensile Strength515 MPa
Yield Strength205 MPa
Hardness201 HBW
Modulus of Elasticity193 GPa
Applications of AISI 304
Food Industry
AISI 304 is commonly used in food processing equipment and storage containers due to its hygienic properties.
Architecture & Construction
It is widely utilized in architectural structures, such as facades and roofing, for its aesthetic appeal and corrosion resistance.
Medical Devices
Used in medical instruments, implants, and equipment due to its biocompatibility and resistance to corrosion in bodily fluids.
Advantages of using AISI 304
1 Corrosion Resistance
AISI 304 offers excellent resistance to corrosion in various environments, including acidic and alkaline solutions.
2 Ease of Fabrication
It can be easily fabricated, welded, and formed, making it ideal for a wide range of applications.
3 Longevity Shows exceptional durability, maintaining its integrity and appearance over extended periods of use.
Limitations of AISI 304
1
Sensitivity to Chlorides
2 Limited Heat Resistance
Conclusion
AISI 304, with its remarkable combination of properties, is a widely used stainless steel alloy that finds diverse applications due to its versatility, formability, and durability.
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