Difference Between 440A、440B、440C And 440F Stainless Steel

If you’re considering using 440 stainless steel in your next project, you’ve probably wondered a little bit about its composition. Stainless steel is classified into four basic grades: 440A, 440B, 440C and 440F. In this article, we’ll discuss their characteristics, material properties, and application. Read on to learn more! You’ll be surprised how versatile and useful this material is! Martensitic…

Is 321 Stainless Steel A Food Grades SS?

We usually referred to the stainless steel used for the production or storage of food containers and processing machinery as the food-grade stainless steel. The so-called “food-grade” generally refers to the material production of the product that meets the standard, or there are requirements for corrosion resistance and heavy metal precipitation(Lead, Chromium, Nickel, Cadmium, Arsenic).…