CONTENTS

80 YEARS OF THE EAST-UKRAINIAN NATIONAL UNIVERSITY

• Welcome address of Boris E. Paton to EUNU ... 2

• Gedrovich A.I. and Galtsov I.A. Features of stresses and deformations developing in welded joints of corrosion-resistant 10Kh13G18D steel ... 3
• Statyvka Yu.I. and Shevchenko V.A. Theoretical estimation of effect of electron beam parameters on the formation of root defects in EBW ... 6
• Gedrovich A.I. and Zhidkov A.B. Forecasting residual deformations in welding with forced cooling ... 9
• Kharlamov Yu.A. Barrels of units for detonation spraying of coatings ... 12
• Dzyuba V.L. and Korsunov K.A. Calculation of plasmatrons with a high-current cathode for heating dispersed particles ... 17
• Kharlamov Yu.A., Budagiants N.A., Shevchenko A.V. and Yuditsky S.A. Powders for thermal spraying made from wastes of mill roll production ... 20
• Chernomorov M.I. Semi-automatic device for welding tubes to tube sheets for small-size heat exchangers ... 26
• Tararychkin I.A. Statistic regulation of welding technological processes using the method of construction of charts of condition control ... 28

SCIENTIFIC AND TECHNICAL

• Mikhoduj L.I., Smiyan O.D., Movchan M.B., Poznyakov V.D. and Antonov S.O. Chemical microheterogeneity at the grain boundaries of HAZ metal of martensitic-bainitic steel 14KhGN2MDAFB ... 32
• Korinets I.F. and Ji Cheng Chung. Deterministic-statistical model of weld shape in arc welding ... 39
• Kosovich V.A., Lapin I.E., Potapov A.N., Savinov A.V. and Lysak V.I. Static and dynamic volt-ampere characteristics of tungsten-aluminium arc of square alternating current ... 45
• Krivtsun I.V. Peculiarities of operation of hot tubular cathode heated by laser radiation ... 49
• Korotynsky A.E. Improvement of arcing stability in the two-loop resonance devices ... 56