How to find stainless steel standard number?

First of all, 2205 is its abbreviation, and there is no such expression in the standard. First of all, we must know its correct statement.

The national standard is: 00Cr22Ni5Mo3N, the unified numbering code is S22253, and the American standard material is S32205, so it is called 2205.

When looking up information, we need to find the corresponding standards, just like catching fish in the river. These standards are: GB∕T20878-2007 Grade and chemical composition of stainless steel and heat-resistant steel. Its detailed chemical composition, mechanical properties and so on can be found in it.