SANDVIK 3R69 is a nitrogen-alloyed, high-strength variant of AISI 316L, used predominantly in the urea industry. The steel has guaranteed maximum ferrite content of 0.6%. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, and joining. Filing Code: SS-575. Producer or source: Sandvik.