1.Martensitic Stainless Steel | Martensitic Steel Guide by Welleshaft Define Martensitic Stainless Steel as a tough, wear-resistant stainless type that responds well to heat treatment. Unlike austenitic grades, it’s magnetic and ideal where strength outweighs ductility—like in aerospace components, automotive parts, oilfield tools, and cutting blades. Learn what martensite is, how its structure forms, and how it differs from steels like austenitic or ferritic. We also explore its various grades, practical uses, and how heat treatment impacts performance. 2.What Is Martensitic Stainless Steel? Martensitic stainless is a chromium steel alloy with carbon, typically 10.5% to 18% chromium and up to 1.2% carbon. During quenching, a hard structure forms called martensite […]