AISI 303 Stainless Steel
Products Description AISI 303 chemical composition Physical properties Magnetisability: low Density (kg/dm³): 7.9 Thermal conductivity (at up to 20°C): 15 Specific heat capacity (at 20°C) in J/(kg K): 500 Electronic resistance at room temperature (in Ω mm²/m): 0.73...
Description
Products Description
AISI 303 chemical composition
|
C |
Si |
Mn |
P |
S |
N |
Cr |
Cu |
Mo |
Ni |
Ti |
|---|---|---|---|---|---|---|---|---|---|---|
|
≤ 0,10 |
≤ 1,00 |
≤ 2,00 |
≤ 0,045 |
0,15 - 0,35 |
≤ 0,10 |
17,0 - 19,0 |
≤ 1,00 |
- |
8,0 - 10,0 |
- |
Physical properties
Magnetisability: low
Density (kg/dm³): 7.9
Thermal conductivity (at up to 20°C): 15
Specific heat capacity (at 20°C) in J/(kg K): 500
Electronic resistance at room temperature (in Ω mm²/m): 0.73
Mechanical properties
The values given refer to the diameter range ≤ 160 (Ø in mm)*
Hardness in HB: ≤ 230
Yield strength Rp0.2 in Mpa: ≥ 190
Yield strength Rp1.0 in Mpa: ≥ 225
Tensile strength / strength Rm in Mpa: 500 - 750
Elongation A5 (longitudinal) in %: ≥ 35
In addition to corrosion resistance, AISI 303 stainless steel also exhibits good mechanical properties. It has a relatively high tensile strength and hardness, making it capable of withstanding significant loads and stresses. This makes it ideal for use in structural applications where strength and durability are essential.
Another advantage of AISI 303 stainless steel is its machinability. It can be easily machined using standard tools and processes, allowing for efficient production and customization. This makes it a popular choice for manufacturers who need to produce complex parts and components with tight tolerances.


AISI 303 stainless steel also has good weldability. It can be joined using various welding techniques, such as arc welding, gas welding, and resistance welding. This allows for the fabrication of large structures and assemblies, further expanding its range of applications.
The aesthetic appeal of AISI 303 stainless steel should also not be overlooked. It has a smooth and shiny surface that gives it a modern and professional look. This makes it suitable for use in applications where appearance is important, such as in architectural and decorative applications.
Furthermore, AISI 303 stainless steel is a hygienic material. It is easy to clean and maintain, making it suitable for use in food processing, pharmaceutical, and medical applications. Its resistance to corrosion and bacteria growth ensures the safety and quality of products processed or stored in contact with it.
In conclusion, AISI 303 stainless steel is a versatile and valuable material with a wide range of applications. Its excellent corrosion resistance, mechanical properties, machinability, weldability, aesthetic appeal, and hygienic qualities make it an ideal choice for many industries. Whether used in structural components, machinery parts, or decorative applications, AISI 303 stainless steel offers reliability, durability, and performance.
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