SUS304 Stainless Steel vs SS304: What's the Difference?
December 21, 2020. EngineeringClicks. The main difference between both SUS304 and SS304 is how it is referenced to with regards to American and Japanese grades. SS304 and SUS304 are both very widely used stainless steel variants. They are very close in chemical and physical properties. Both have many uses in industrial and …