Type 201L is a low carbon version of type 201, an austenitic Cr-Ni-Mn stainless steel. It maintains satisfactory intergranular corrosion resistance in applications involving welding, particularly heavier gage material. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as heat treating. Filing Code: SS-825. Producer or source: Allegheny Ludlum Corporation.