AISI 302B Stainless Steel Chemical Properties, Grades, Charts and Pdf

AISI 302B is an austenitic stainless steel, which stands out when it comes to the corrosion and to its high strength level. It is usually made not free of chromium and nickel, but sometimes of manganese as well, which are the key components that determine its unique properties. This blended mixture of elements results in solid and suitable resistance to various corrosion- prone environments, i.e., acidic and alkaline solutions. AISI 302B boasts wide applications in the automotive, aerospace, and chemical processing, this is due to its performance under even the most demanding conditions. Whether you need grade in sheets, plates, bars, or wires, we will make sure that our product is of the high quality to fulfill your specific demands. Engineers and manufacturers commonly refer to extensive charts, in a PDF format, detailing the grades, chemical composition, and mechanical properties to make sure that material is selected with precision and the application suitability is considered for particular a use-case.

AISI 302B Austenitic Stainless Steel Chemical Composition And Grade Table

The AISI 302B austenitic stainless steel chemical composition and grade table are a key source of information for engineers, manufacturers and others working in the field of stainless steel. Here this table is all about the composition percentage of the basic elements such as chromium, nickel, carbon, manganese, other alloying elements and so on. Besides, the grading is presented here which ranks the materials on the properties scales of mechanical behavior, corrosion resistance, and compatibility in some applications. Through this table, it is easier to make informed choices during the selection process since its contents ensure that the material chosen is fit for your project.

AISI 302B Austenitic Stainless Steel
Elements Cr Ni Mn Si C N P S
Min (%) 17 8 2 - - - - -
Max (%) 19 10 3 2 0.15 0.1 0.045 0.03

The Advantages and Disadvantages of AISI 302B Austenitic Stainless Steel


  • Corrosion Resistance: Is superbly resistant to corrosion in all media, hence it maintains the quality of performances even in acidic and alkaline environments.

  • High Strength: Offers superior in mechanical strength which means that it has the potential of being used as a construction material where there is need for very strong materials.

  • Formability: Displays good formability, this means fabrication of varying shapes and sizes is straightforward.

  • Heat Resistance: It has the ability to endure the elevated temperatures and it reinforces its strength. Therefore, it can be used for applications that are beyond the normal temperature range.

  • Hygiene: Non-prone to bacterial growth making it perfect for use in areas in the food processing industry which require high hygiene standards such as food processing.


  • Cost: Can cost more than other building materials often rendering affordability for a project limited to clients with big budgets.

  • Magnetism: Isn't powerful magnetically, which could be less preferred for some applications.

  • Sensitivity to Chlorides: Not resistant to pitting and crevice corrosion in chloride-rich environment, hence, the need for maintenance guidelines.

  • Work Hardening: Nickel alloys show a tendency to harden during cold working processes, which requires annealing to restore ductility once more.

  • Weldability Challenges: Needs to be carefully monitored during the welding process, because possible sensitization and subsequent corrosion problems may appear in weld seams.

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