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INFLUENCE OF STRUCTURAL - TEXTURAL FEATURES OF TURBO-ALLOY PRODUCTS USING TUNGSTEN TREATMENT ON THEIR STRENGTH PROPERTIES

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MAQOLA ANNOTATSIYASI

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Maqolada PUV-300 vodorod-plazmaviy tiklash qurilmasida plazmakimyoviy usul bilan olingan volframning ultradispers kukunlarini morfologiyasi va o‘lchamlarini kristalloptik usul bilan o‘rganishning ilmiy-tadqiqot natijalari ko‘rib chiqilgan. Tadqiqot taqlili natijalari volfram kukunlarini olish usuli kukunlarning shakli va o‘lchamlariga, shuningdek kukunlarning granulometrik tarkibigi ta'sir qilishini ko'rsatdi.. Rentgenospektral mikroanaliz shuni ko‘rsatadiki, metallni prokatlashda ishlatiladigan qattiq qotishmadan ishlab chiqarilgan rolik, tadqiq qilinganda, bunday buyumlarni ishlab chiqarish tehnologiyalarida sezilarli chetlanishlarga yo‘l qo‘yilgan. Bu shu bilan ochiqlanadiki qattiq qotishmaning mikrokukunlari bir xil bo‘lmagan. Bu kukunning tarkibida oltingugurt, molibden, alyuminiy va kalciy kabi elementlar mavjudligidan guvohlik beradi. Bu elementlar xomashyoni boyitishdagi kamchiliklar tufayli kukun tarkibiga kirib qolgan.

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Teglar

# composition# morphology# shape# tungsten# dimension# ultrafine powder# tungsten powder# crystal-optical method# powdering# granulometry# size

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Foydalanilgan adabiyotlar

Salokhiddin D. Nurmurodov, Аlisher Kh. Rasulov, Nodir D. Turahadjaev, Kudratkhon G. Bakhadirov. Development of New Structural Materials with Improved Mechanical Properties and High Quality of Structures through New Methods // Canadian Journal of Materials Science Research, 2016; Vol. 5, No. 3, P 52 -58. 2. Salokhiddin D. Nurmurodov, Аlisher K. Rasulov, Nodir D. Turahadjaev, Kudratkhon G. Bakhadirov. Development of New Structural Materials with Improved Mechanical Properties and High Quality of Structures through New Methods Using New Type of Plasma Chemical Reactor. //American Journal of Materials Engineering and Technology 2015; Vol. 3, No. 3, P 58-62. 3 Nurmurodov S.D., Rasulov A.X Issledovanie melkodispersnix proshkov tugoplavkix metallov. //Ximiya i ximicheskaya texnologiya.. – Tashkent, 2012. №3; С.55–58. 4. Nurmurodov S.D., Rasulov A.X Sozdaniye konstruksionnx materialov s ispolzovaniemu ltradispersnyx poroshokov volframa. Monografiya - Tashkent, TashGTU, 2015. - 168 s. 5. Nurmurodov S.D., Rasulov i drugie. Patent, IAR 04732. 26/06/2013 g. Plazmoximicheskiy reaktor. 6. Heat treatment in mechanical engineering. Handbook Ed. Doctor of Technical Sciences, prof. Lakhtina, Yu.M., Doctor of Technical Sciences, Prof. Rakhstadt, A.G.-M.: Mechanical Engineering, 2004 .-- 733 p. 7. Аlisher K. Rasulov, Kudratkhon G. Bakhadirov, Umarov Erkin Adilovich.Features of sheet metals’ symmetric and asymmetric rolling. European Sciences review. 2016. Vol. № 7-8. P 24-25.Vienna (Austria). [European counties (05.00.00.№3)]. 8. RasulovA.Kh. Development of a technology for the production of a carbide roller of an input box of a stand by a powder metallurgy method The dissertation for the degree of Doctor of Philosophy (PhD) of technical sciences. - Tashkent, 2017. - 134 p. 9. Rasulov A,Kh., Allanazarov A.A., Rasulova Sh. A. Manufacturing of Forming Tools with the Combination of Strength and Plasticity by Using Powders of Fused Metals Working in Extreme Conditions. // International Journal of Advanced Research in Science, Engineering and Technology Vol. 6, Issue 4, April 2019; P 8839 -8843. 10. Rasulov A.X. Sozdanie modelnogo apparata, pozvolyushego kachestvenno i kolichestvenno opredelyat dispersnost poluchaem metallicheskogo poroshoka. // Vestnik TashGTU. – Tashkent, 2016 g. № 1. С. 105-109. 11. Rasulov A. Kh., Yusupov A.А., Bakhadirov K. G., Koraboeva M. S. Manufacturing technology carbide roller inlet box crate № 25 using refractory metal powders. European Sciences review” Vienna (Австрия). Vol . № 1-2. 2017. P 40-42. 12. Nurmurodov S.D., Raslov A.X., Ruziev U.N. Ekstremal sharoitlarda ishlanadigan qattiq qotishmali metall kompozitlar va ularni termik ishlash. Monografiya – Toshkent, TashGTU, 2016.-178 b. 13. Rasulov A.X., Nurmurodov S.D., Eshmatov X.N. Volframning ultradispers kukunlaridan qattiq qotishmali buyumlar ishlab chiqarish texnalogiyasi. // “Kompozision materiallar” журнали “Fan va taraqqiyot” DUK 2015 yil № 3 soni 58 – 60 betlar. 14. Rasuloa А.X. Texnalogiya izgotovleniya tverdosplavnogo instrumenta s optimalnim sochetaniem prochnosti i plastichnosti. Vestnik TashGTU –TashGTU 2015g. Spes. vipusk. S. 127 – 133. 15. Rasulov A.X., Baxadirov Q.F..Qattiq qotishmalarni tayyorlash texnalogiyasi . Texnika va texnalogiyaning dolzarb muammolari, ularning energotejamkor va innavasion echimlari Respublika ilmiy-texnika anjumani MATERIALLARI I-qism Farg’ona, 2016 yil 20-22 aprel, 51-53 bet.

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