Nosir. Material science. Tashkent "Uzbekistan", 2002. P 173-179 . 2. Mirbaboev V. M.. Technology of building materials. - Tashkent : "Uzbekistan," 2004.148-157-162 p. 3. Turakhodjaev N.D., Yakubov L.E., Tursunov T.X. Mathematical model thermoobrabotki for mechanical mechanics Composite material. - Tashkent, 2018.No.3.,56-60p. 4. Ikramov U. Tribonica.- Tashkent : "Uzbekistan," 2003. 77-84-126 p. 5. Poxodnya I.K., Turkevich V.Z. Physico-technical problems problematic material production. Kiev-Akademperiodika-2013. 39, 55, 77 p, 6. Rasulov C.A., Grachev V.A.. Quarrying metallurgy.- Tashkent "Teacher", 2004.P. 87-89,95,142. 7. Novikov I.I. Theory of thermal metallic metalwork. -M: Metallurgy, 1996. P 123-178. 8. Mirbaboev V.A. (2004). Technology of construction materials.- Tashkent : Uzbekistan, 2004. P. 152-160 9. Nodir Turakhodjaev, Salohiddin Nurmurodov, Alisher Rasulov, Kudratkhon Bakhodirov, Lazizkhon Yakubov, Husniddin Abdurakhmanov, Tokhir Tursunov. Development of New Structural Materials with Improved Mechanical Properties and High Quality of Structures through New Methods // Journal of Materials Science Research, Canada. Canadian Center for Science and Education. Vol.5, 2016. No. 3. P 52-58. 10. Turakhodjaev N.D., Abdurakhmanov X.Z., Mukimov A. Impaired mode of filling splavov with primeneniem zashchitnogo flusa. // Message of Tashkent State Technical University. - Tashkent, 2015. No. 3. P 174–179. 11. Vanyukov A.V, Zaitsev V.Y. Shlaki and Shteyn tsvetnoy metallurgyi.- Moscow: Metallurgy, 1989.P 408-411. 12. Chekurov V.V. Theoretic and technological equipments structure structure and composite. Dis. technician nauk. - Tashkent, 1991. - 375 p. 13. Adaskin A.M. Materialovedenie. –Tashkent: “Machinostroenie”, 2006. P. 56-57. 14. Turakhodjaev N.D., Tulaganov E.Kh., Tursunov T.Kh., Yakubov L.E., The process of smelting copper alloys in electroslag furnaces // ToshDTU Khabarlari. –Tashkent, 2015 No. 3 P. 85-90. 15. Turakhodjaev N.D., Chorshanbiev Sh.M., Tursunov T.Kh., Mardonakulov Sh.U., Usmonova N.K. Improving the quality of alloys by preliminary heating of the charge. // ToshDTU Khabarlari. - Tashkent, 2013. No. 2; P.108-112.