410S l High Temperature Aerospace Alloys l Product Line Rolled Alloys Type 410S is a corrosion and heat resistant 12% chromium steel.  It is the most widely used of the hardenable stainless steels.  Heat treated 410S has mechanical properties comparable to the engineering alloy steel AISI 4130, coupled with the additional benefit of good corrosion resistance. Inventory Form AMS DIN G.E. PWA ASME ASTM Plate Sheet Bar Welding Products Plate 1.4000 SA-240 A 240  VIEW 410S DATA SHEET   GET A QUOTE ON 410S