Ulba Metallurgical Plant, shortly UMP, also widely known as Ulba (Russian: АО "Ульбинский металлургический завод", АО "УМЗ"; Kazakh: "Үлбі металлургиялық зауыты" Акционерлік Қоғамы, "ҮМЗ" АҚ) is joint stock company. It is part of National Atomic Company "Kazatomprom", which is National operator for nuclear industry in Kazakhstan. Ulba is located in Ust-Kamenogorsk, large center of non-ferrous metallurgy of Kazakhstan.