AISI 420 Stainless Steel Spherical Powder is used across a range of powder metallurgy applications. We offer this material in spherical powder form with particle sizes ranging from 10 to 300 microns. With 10 variations available, you can select the right size and quantity needed for your specific application. AISI 420 Stainless Steel Powder is often used in automotive components, surgical instruments and ball bearings thanks to its corrosion resistance, hardness and ability to be sintered into high-performance parts.