Nowadays, 304 and 316 stainless steel are the two most popular materials for making sanitary valves. For normal customers who are not very familiar with the sanitary valve materials, 304 steel and 316 steel are just different in their “numbers”. But the difference between them can be huge. Please read on to know which kind of sanitary valve material to choose. Usually, stainless steel products contain a mixture of elements including: Chromium, Nickel, Carbon and Manganese. That accounts for why 304 stainless steel and 316 stainless steel look so similar. When it comes to the difference in their structure, 316 Stainless Steel has the same chemical composition as 304 steel…