CONTENTS

SCIENTIFIC AND TECHNICAL

• Makhnenko O.V. and Makhnenko V.I. Prediction of fatigue life of welded assemblies in bridge arched pillars ... 2
• Panin V.N. Experimental-calculation estimation of residual welding distortions in shells of turbine penstocks at hydraulic power stations ... 7
• Fejnberg L.I., Rybakov A.A., Alimov A.N. and Rosert R. Weld microalloying with titanuim and boron in multiarc welding of large diameter gas and oil pipes ... 12
• Nazarenko O.K. and Lanbin V.S. Investigation of high-voltage control circuits of welding electron beam current ... 17
• Ostsemin A.A. Influence of surface defect on strength of welded joints with asymmetrical mechanical non-uniformity ... 21

INDUSTRIAL

• Grechanyuk N.I., Kucherenko P.P. and Grechanyuk I.N. New electron beam equipment and technologies of producing advanced materials and coatings ... 25
• But V.S. and Olejnik O.I. Main trends in technology for repair of active pressurised main pipelines ... 30
• Krivtsun I.V., Shelyagin V.D., Khaskin V.Yu., Shulym V.F. and Ternovoj E.G. Hybrid laser-plasma welding of aluminium alloys ... 36
• Pokhodnya I.K., Yavdoshchin I.R., Marchenko A.E., Skorina N.V., Karmanov V.I. and Folbort O.I. Low-hydrogen electrodes for repair of ships, metallurgical industry facilities and pipeline transport ... 40
• Zhadkevich M.L., Pereplyotchikov E.F., Puzrin L.G., Shevtsov A.V. and Yavorsky M.N. Calculation of deposited layer thickness on components of oil-and-gas high-pressure valving ... 44
• Lankin Yu.N. Computer system of monitoring the technological parameters of ESW ... 48
• NEWS ... 51
• INFORMATION ... 57
• Developed at PWI ... 29, 50, 56