CONTENTS

SCIENTIFIC AND TECHNICAL

• Pokhodnya I.K. Department for investigations of physical-chemical processes in the welding arc is 50 years ... 2
• Kulik V.M., Shelyagin V.D., Savitsky M.M., Elagin V.P., Siora A.V. and Shuba I.V. Technological peculiarities of laser welding of medium-carbon alloyed steel ... 10
• Kharbin N.N., Sleptsov O.I., Sivtsev M.N. and Vinokurov G.G. Assessment of hydrogen influence on delayed fracture of welded joints from high-strength low-alloyed steels ... 14
• Gorobets O.Yu., Maksimov S.Yu. and Prilipko E.A. Mechanism of electromagnetic degassing of liquid metal in underwater welding ... 17
• Krivchikov S.Yu. Modification by boron of deposited metal of white cast iron type ... 19

INDUSTRIAL

• Kuchuk-Yatsenko S.I., Krivenko V.G., Didkovsky A.V., Shvets Yu.V., Kharchenko A.K. and Levchuk A.N. Technology and new generation of equipment for flash butt welding of advanced high-strength rails for construction and reconstruction of high-speed railway lines ... 22
• Tsymbalistaya T.V. Application of thermal barrier coatings for internal combustion engines (Review) ... 27
• Makovetskaya O.K. Main tendencies at the market of welding technologies in 2008—2011 and forecast of its development (Review) ... 32
• PWI contribution to post-war revival of industry ... 39

NEWS

• International Conference «Ti-2012 in CIS» ... 41
• News ... 43
• Developed at PWI ... 44