Mechanical - P numbers and chemical composition for stainless steel

Question

Accepted Answer

P numbers are used to group materials based on their welding characteristics. Stainless steel has various chemical compositions.

P numbers are used to identify materials that have similar welding characteristics.
Stainless steel has different chemical compositions such as austenitic, ferritic, and martensitic.
Chemical composition affects the properties of stainless steel such as corrosion resistance and strength.
Examples of stainless steel chemical compositions are 304, 316, and 430.
P numbers and chemical compositions are important in selecting the right material for a specific application.

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