UGI 4313 (EN 10083-3 , No. 1.4313) is a martensitic stainless steel with low carbon for good impact strength and corrosion resistance. It has good mechanical properties and impact strength, and a corrosion resistance superior to that of conventional martensitic stainless steel grades with a high carbon content. This datasheet provides information on composition and physical properties. It also includes information on corrosion resistance as well as heat treating, machining, and joining. Filing Code: SS-1287. Producer or source: Schmolz + Bickenbach USA Inc..