Numerous variations of stainless steel are available in the market today. Each of the different grades has a unique composition to serve its application and functionality. Often times, there are minor differences in the grades, and to add to that, some grades of steel even have very similar names (such as 316 and 316L). … The Difference Between 316 and 316L Stainless Steel Grades: Insights from a Stainless Steel Slitting Company