* "Energomash" Limited Liability Company Separate Design and Technological Bureau,

Sedmaya Zavodskaya St., 44, Volgodonsk, Rostov region, Russia 347360

¹ e-mail: e.i.kolokolov@yandex.ru;

* * Volgodonsk Engineering Technical Institute the branch of National Research Nuclear University “MEPhI”,

Lenin St., 73/94, Volgodonsk, Rostov region, Russia 347360

ORCID iD: 0000-0001-8661-8386

WoS ResearcherID: G-3465-2017

e-mail: SATomilin@mephi.ru;

*** Public Joint-Stock Company “Mashine-building plant “ZiO-Podolsk”,

Zheleznodorozhnaya St., 2, Podolsk, Moskovkskaya region, Russia 142103

e-mail: shishov_vv@atommash.ru

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[3] Dub A.V. Progress na pole tekhnologijj. Kompleksnyjj kompetentnyjj podkhod i svoevremennaja smena prioritetov v razvitii materialovedenija [Progress in the Field of Technology. Comprehensive Competent Approach and Timely Change of Priorities in the Development of Materials Science]. REA, 2012, № 1, pp. 22–27. (in Russian)

[4] Oborudovanie i truboprovody atomnykh ehnergeticheskikh ustanovok. Svarka i naplavka. Osnovnye polozhenija. PNAEh G 7-009-89. Normativnyjj document [Equipment and Pipelines of Nuclear Power Plants. Welding and Surfacing. Basic Provisions. PNAE G 7-009-89. Normative document]. M. Pub. NTC JaRB Gosatomnadzora Rossii, 2000, 189 p. (in Russian)

[5] Pravila ustrojjstva i bezopasnojj ehkspluatacii oborudovanija i truboprovodov atomnykh ehnergeticheskikh ustanovok (NP-089-15) [Rules for the Arrangement and Safe Operation of Equipment and Pipelines of Nuclear Power Plants (NP-089-15)]. M. Pub. Federalnaja sluzhba po ehkologicheskomu, tekhnologicheskomu i atomnomu nadzoru [Federal Service for Environmental, Technological and Nuclear Supervision], 2016, 71 p. (in Russian)

[6] Razrabotka i usovershenstvovanie svarochnykh materialov dlja svarki i naplavki korpusov oborudovanija AEhU. FGUP CNII KM «Prometejj» [Development and Improvement of Welding Materials for Welding and Surfacing of Hulls of NPP Equipment. FSUE CRI KM "Prometey"], 2009. Available at: http://www.crism-prometey.ru  (in Russian)

[7] Kolokolov E.I. Issledovanie osobennostejj razrushenija konstrukcionnykh stalejj v intervale vjazko-khrupkogo perekhoda pri razlichnykh uslovijakh razrushenija [Investigation of the Structural Steel Structural Failure in the Viscous-Brittle Transition Interval under Various Failure Conditions]. Avtoreferat dissertacii na soiskanie uchenojj stepeni kandidata tekhnicheskikh nauk [Thesis Abstract of PhD in Engineering]. 1979, 26 p. (in Russian)

[8] Chernobaeva A.A., Skorodumov S.V. etc. Vklad zernogranichnogo razrushenija v izmenenie kriticheskojj temperatury khrupkosti stali 15Kh2NMFA i ee svarnykh soedinenijj [Contribution of Grain Boundary Damage to the Change in the Critical Temperature of Brittleness of 15Х2НМФА Steel and its Welded Joints]. MiTOM, 2011, №8, pp. 27–34. (in Russian)

[9] Utevskijj L.M., Glikman E.Eh., Kark G.S. Obratimaja otpusknaja khrupkost' stali i splavov zheleza [Reversible Temper Brittleness of Steel and Iron Alloys]. M. Pub. Metallurgija, 1987, 222 p. (in Russian)

[10] Jurchenko E.V. Issledovanie i prognozirovanie radiacionnogo i teplovogo okhrupchivanija  materialov ehkspluatiruemykh i perspektivnykh korpusov reaktorov VVEhR [Investigation and Prediction of Radiation and Thermal Embrittlement of the PWR Reactor Materials Used and Promising for the Reactors]. Avtoreferat dissertacii na soiskanie uchenojj stepeni kandidata tekhnicheskikh nauk [Thesis Abstract of PhD in Engineering]. 2015, 28 p. (in Russian)

[11] Oborudovanie i truboprovody atomnykh ehnergeticheskikh ustanovok. Svarnye soedinenija i naplavka. Pravila kontrolja. PNAEh G7-010-89.  Normativnyjj document [Equipment and Pipelines of Nuclear Power Plants. Welded Joints and Surfacing. Rules of Control. PNAE G7-010-89. Normative document]. M. Pub. NTC JaRB, 2000, 164 p. (in Russian)

[12] Kuznecov V.D., Smirnov I.V., Shapovalov K.P. Vlijanie nanodobavok na strukturu i svojjstva metalla shvov pri svarke vysokoprochnykh nizkolegirovannykh stalejj [Effect of Nanoadditives on the Structure and Properties of Weld Metal in the Welding of High-Strength Low-Alloy Steels]. Progresivni tekhnologii i sistemi mashinobuduvannja [Progressive Technologies and Systems of Mechanical Engineering], 2013, Vol. 1,2(46), pp. 143–150. (in Russian)

[13] Kostin V.A., Grigorenko G.M., Zhukov V.V. Modificirovanie struktury svarnykh shvov vysokoprochnykh nizkolegirovannykh stalejj nanochasticami tugoplavkikh metallov. Stroitelstvo, materialovedenie, mashinostroenie: Starodubovskie chtenija [Modification of Welded Seam Structure of High-Strength Low-Alloy Steels by Refractory Metal Nanoparticles], 2016, pp. 93–98. (in Russian)

[14] Lebedev V.A. Tendencii razvitija mekhanizirovannojj svarki s upravljaemym perenosom ehlektrodnogo metalla [Trends in the Development of Mechanized Welding with Controlled Transfer of Electrode Metal]. Avtomaticheskaja svarka [Automatic Welding], 2010, №10, pp. 45–53. (in Russian)

[15] Meshkov Ju.Ja., Pakharenko G.A. Struktura metalla i khrupkost stalnykh izdelijj [Structure of Metal and Steel Product Brittleness]. Kiev. Pub. Naukova dumka. 1985, 268 p. (in Russian)

[16] Grivnjak I. Svarivaemost stalejj [Weldability of Steels.]. M. Pub. Mashinostroenie [Mechanical Engineering], 1984, 216 p. (in Russian)

[17] Koshkarev B.T. Teorija svarochnykh processov [Theory of Welding Processes]. Rostov-on-Don. Pub. DGSU, 2003, 217 p. (in Russian)

[18] Petrov G.L., Tumarev A.S.  Teorija svarochnykh processov [Theory of Welding Processes]. M. Pub. Vysshaja shkola [Higher School], 1977, 392 p. (in Russian)

[19] Uzlov I.G. etc. Novye nauchnye polozhenija i tekhnologicheskie reshenija po sozdaniju vysokoprochnykh konstrukcionnykh mikrolegirovannykh stalejj shirokogo primenenija [New Scientific Positions and Technological Solutions for the Development of High-Strength Constructional Microalloyed Steels of Wide Application]. Fundamentalnye i prikladnye problemy chernojj metallurgii: sbornik nauchnykh trudov [Fundamental and Applied Problems of Ferrous Metallurgy: a collection of scientific papers]. Dnepropetrovsk, 2008. Issue.18. pp. 164–174. (in Russian)

[20] Vzaimodejjstvie metalla s gazami. Azot v metalle svarnykh shvov. [Metal and Gases Interaction. Nitrogen in the Weld Metal] Available at: www.tehnoarticles.tu/svarkaporoshok/5.html (in Russian)

[21] Kolokolov E.I., Tomilin S.A., Shishov V.V. Zadachi sovershenstvovanija svarochnykh materialov i tekhnologijj pri proizvodstve reaktorov novogo pokolenija [The Issues of Improving Welding Materials and Technologies in the Production of New Generation Reactors]. Bezopasnost jadernojj ehnergetiki: tezisy dokladov XIII Mezhdunarodnojj nauchno-prakticheskojj konferencii, 31 maja – 2 ijunja 2017 goda [Safety of Nuclear Power: abstracts of the report of the 13th International Scientific and Practical Conference, May 31 - June 2, 2017]. Volgodonsk, 2017. CD. (in Russian)

[22] Malkov S. Sovremennye svarochnye invertory [Modern Welding Inverters]. Silovaja ehlektronika [Power Electronics], 2011, №2, pp. 76–77. Available at: http://www.power-e.ru/2011_2_76.php (in Russian)

[23] STT-perenos metalla (perenos metalla poverkhnostnym natjazheniem) [STT-Transfer of Metal (Transfer of Metal by Surface Tension)]. Available at: http://svarka-24.info/stt-perenos-metalla-perenos-metalla-poverxnos.../ (in Russian)

[24] Process kholodnojj svarki-SMT [Cold Welding Process-CMT]. Available at: http://www.rtkom-electro.ro/process-xolodnoj-svarki-smt/ (in Russian)

[25] Svarka plavjashhimsja metallicheskim ehlektrodom v zashhitnykh gazakh (MIG/MAG) i svarka poroshkovojj provolokojj [Welding with a Consumable Metal Electrode in Shielding Gases (MIG / MAG) and Welding with Flux-Cored Wire.]. Available at: http://weldering.com/svarka-plavyashchimsya-metallicheskim-elektrodom-zashchitnyh-gazah-migmag-svarka-poroshkovoy (in Russian)

[26] Turichin G.A., Cibul'skijj I.A., Kuznecov M.V., Somonov V.V. Perspektivy vnedrenija lazerno-dugovogo processa dlja svarki metalla bol'shikh tolshhin [Prospects for the Introduction of the Laser-Arc Process for Welding Large-Thickness Metal]. RITHM, 2010, №10(58), pp. 32–35. Available at: http://www.ritm-magazine.ru/ru/magazines/2010/ritm-10-58-2010#page-3233 (in Russian)

[27] Specialnye metody svarki i pajjki [Special Methods of Welding and Soldering]. M. Pub. ALFA-M, INFRA-M, 2013, 224 p. (in Russian)

[28] Gook S.Eh., Gumenjuk A.V., Retmajjer M. Gibridnaja lazerno-dugovaja svarka vysokoprochnykh trubnykh stalejj klassov prochnosti API Ch80 Kh120 [Hybrid laser-Arc Welding of high-Strength Tubular Steels of  API Ch80 X120 28 Strength Classes]. Globalnaya yadernaya bezopasnost [Global nuclear safety], 2017, №1(22), ISSN 2305-414Kh, eISSN 2499-9733, pp. 21–35. (in Russian)