Obrabotka Metallov 2018 Vol. 20 No. 2

Vol. 20 No. 2 2018 5 CONTENTS OBRABOTKAMETALLOV TECHNOLOGY Berns V.A., Zhukov E.P., Malenkova V.V., Lysenko E.A. Diagnosis of Cracks in Metal Panels by Non- linear Distortions of Vibration Portraits.............................................................................................................. 6 Rakhimyanov Kh.M., Loktionov A.A., Rakhimyanov A.Kh., Gaar N.P. Evaluation of Technological Schemes of High Precision Plasma Cutting of Metallic Materials and its Compositions.................................. 18 Zubkov N.N., Vasil'ev S.G., Poptsov V.V. Features of Quench Deformational Cutting.................................. 35 MATERIAL SCIENCE Golyshev A.A., Malikov A.G., Orishich A.M. Investigation of the Microstructure of High-Strength Laser Welded Joints of Aluminum-Lithium Aeronautical Alloys................................................................................. 50 Afanas'ev V.K., Popova M.V., Malyuh M.A., Dolgova S.V. On the Participation of Hydrogen in the Formation of the Properties of Hypereutectic Al-Si Alloys................................................................................ 63 Blumenshtein V.Yu., Kukareko V.A. Structural Transformations in the Surface Layer During Multiradius Deforming Tool Processing................................................................................................................................. 75 Mishigdorzhiyn U.L., Sizov I.G., Polaynsky I.P. Formation of Coatings Based on Boron and Aluminum on the Surface of Carbon Steels by Electron Beam Alloying............................................................................. 87 SaraevY.N., Gladkovsky S.V., Lepikhin S.V., Kamantsev I.S., LunevA.G., PerovskayaM.V. Investigation of the Influence of Energy Parameter of the Covered-ElectrodeWelding on the Impact Strength Characteristics and Cracking Resistance of the Welded Joints Obtained.................................................................................... 100 Lenivtseva O.G., Tokarev A.O., Chakin, I.K., Burov S.V., Khudorozhkova Yu.V. Surface Hardening of Commercially Pure Titanium by Non-vacuum Electron Beam Cladding of Powder Mixtures.......................... 116 Ogneva Т.S., Martushev N.V., Altpeter I., Surkov M.A., Tokarev А.О., Krutskaya Т.М. Structure and Properties of Heat-treated Medium-carbon Steels Alloyed with Copper............................................................ 130 Berezin S. K., Shatsov A. A., Terenina O.S. Formation of the Structure and Properties of Low-carbon Martensite During Quenching............................................................................................................................. 144 EDITORIALMATERIALS Guidelines for Writing a Scientific Paper ............................................................................................................ 160 Abstract requirements ......................................................................................................................................... 163 Rules for authors ................................................................................................................................................. 165 CONTENTS