Abstract ARMCO SSS-100 is a quenched and tempered low-carbon, alloy constructional steel providing high strength, exceptional notch toughness, good weldability and improved atmospheric corrosion resistance along with good abrasion resistance. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive and shear strength as well as creep and fatigue. It also includes information on low temperature performance and corrosion resistance as well as heat treating, machining, and joining. Filing Code: SA-234. Producer or source: Armco International Sales.