Steel. Some Surface Treatments – PART 2
In the previous article, we discussed some of the most common surface cleaning methods, including degreasing and sandblasting. Today, we will focus on additional treatments used for stainless steel and alloy steels. Acid Pickling Before pickling, the material must be thoroughly cleaned in order to remove any grease, oil, or insoluble residues from the surface. […]
Stainless Steel Melting Processes
The first materials able to withstand the aggressive action of the acids were discovered in 1821, thanks to the mixing and the merger of oxides of iron and chromium. A little bit of history Initially, this alloy contained a percentage of chromium of around 1.5 and high carbon values. Only at the end of the […]