Stainless Steel 321 has similar composition to 304 Stainless Steels but with addition of Titanium.
Stainless Steel 321 is also known as AISI 321, Nirosta 4541, Polarit 731, and Remanit 4541.
BS EN 10088-3:2014
Good creep and oxidation resistance make this a cost effective material for a number of applications
The above tensile strength ranges are typical. If you require different please ask.