54 Result(s)

Chapter

Comparative Evaluation of Mesoscale Sensitivity to Crack Formation in Multi-pass Welds Using Wires IN52 and IN52MSS

Assessment of susceptibility of multipass welds, produced by using wires ERNiCrFe-7 (IN52) and ERNiCrFe-13(IN52MSS), to crack formation was carried out. The PVR test was used to determine susceptibility to cra...

K. A. Yushchenko, V. S. Savchenko, A. V. Zvyagintseva… in Cracking Phenomena in Welds IV (2016)

Chapter

Multi-scale Modeling of the Stress-Strain State During Welding of Ni-Based Alloys

Numerical modeling of changes of stress-strain state in welding of alloys of Ni-Cr–Fe alloying system at macro- and mesoscales was carried out. The kinetics of changes of stresses and deformations in the weld ...

K. A. Yushchenko, V. S. Savchenko, N. O. Chervyakov… in Cracking Phenomena in Welds IV (2016)

Article

Assessment of causes of fracture in 14Kh17N2 steel blades of GTK-25I gas-pum** unit axial-flow compressors

Causes of fracture of the martensitic-ferritic steel blades of the variable inlet guide vane for an axial-flow compressor of the gas pum** unit GTK-25I have been studied. There are several stages of blade fr...

K. A. Yushchenko, V. S. Savchenko, L. V. Chervyakova, V. I. Izbash… in Strength of Materials (2008)

Chapter

Classification and Mechanisms of Cracking in Welding High-Alloy Steels and Nickel Alloys in Brittle Temperature Ranges

K.A. Yushchenko, V.S. Savchenko in Hot Cracking Phenomena in Welds II (2008)

Article

Investigation of Structure and Crack Formation in Welded Joints of Single Crystal Ni-Base Alloys

Conditions of initiation of hot cracks in welding of single crystal heat-resistant alloys with a 56% content of the γ’-phase were studied. Conditions for providing a polycrystalline structure in HAZ and part o...

V. S. Savchenko, K. A. Yushchenko, A. Zvjagintseva, S. A. David… in Welding in the World (2007)

Article

The corrosion of welded joints of 16GS + 08Kh13 bimetal, made of the specimens cut out from a column after the long-term operation

Corrosion-electrochemical investigations into bimetals are conventionally carried out on samples with the carrying layer preliminarily removed. In this work, the liability of welded joints to HSC without remov...

V. A. Kachanov, Yu. B. Danilov, T. E. Shepil, E. K. Gvozdikova… in Protection of Metals (2007)

Article

Investigation of Thermal-Deformation State of Welded Joints in Stable-Austenitic Steels and Nickel Alloys

Peculiarities of variations in values of current and residual stresses and strains in welded joints on austenitic steels with a yield point of about 350 MPa and on high-strength alloys with σ_0.2 ~ 800 MPa were st...

K. A. Yushchenko, V. I. Makhnenko, V. S. Savchenko… in Welding in the World (2007)

Article

Weldability and changes in the physicomechanical properties of welded joints

The new definition of weldability takes into account its dependence on the degree of degradation of the material, and this characteristic can be calculated as an integral parameter. We give examples of the deg...

K. A. Yushchenko, V. V. Derlomenko in Materials Science (2006)

Article

Anisotropy of Mechanical Properties in Deformed Molybdenum Alloy Sheets

When in a strain state, molybdenum alloy sheets exhibit distinct anisotropy of mechanical characteristics. The anisotropy of elastic, strength, and plastic characteristics is due to crystallographic and struct...

B. A. Zaderii, S. S. Kotenko, A. E. Marinchenko, E. P. Polishchuk… in Strength of Materials (2005)

Chapter

Character of Hot Crack Formation During Welding of Cast Heat-Resistant Nickel Alloys

K.A. Yushchenko, V.S. Savchenko, N.O. Chervyakov… in Hot Cracking Phenomena in Welds (2005)

Chapter

The Role of Segregation of Oxygen in Welding Alloys of the INVAR Type

K.A. Yushchenko, V.S. Savchenko, T.M. Starushchenko in Hot Cracking Phenomena in Welds (2005)

Article

Current state of the welding of two-phase corrosion-resistant steels

K. A. Yushchenko, A. K. Avdeeva, Yu. N. Kakhovskii in Chemical and Petroleum Engineering (1997)

Article

Advanced nickel-free stainless steel for wide application

K. A. Yushchenko, R. I. Morozova, Yu. A. Kakhovskii in Chemical and Petroleum Engineering (1996)

Chapter

Effect of Delta-Ferrite on the Properties of Welds in Austenitic Steels at Cryogenic Temperatures

Application of stable austenitic steels as structural materials in the temperature range 293 to 4.2 K requires development of welding technologies that provide structure and properties of welds close to those ...

K. A. Yushchenko, V. S. Savchenko… in Advances in Cryogenic Engineering Material… (1994)

Article

Influence of heat application on the corrosion resistance of weld joints of 02Kh8N22S6 steel

K. A. Yushchenko, V. Yu. Skul'skii, A. A. Nakonechnyi… in Chemical and Petroleum Engineering (1992)

Article

Effect of heat treatment on the resistance of a dispersion hardening nickel alloy to hydrogen embrittlement

1. Prolonged immersion of the alloy in an atmosphere of hydrogen and the magnitude of loading both influence the...

K. A. Yushchenko, V. S. Savchenko, O. N. Ostapenko in Metal Science and Heat Treatment (1992)

Article

Repair of chemical apparatus of 02Kh8N22S6 steel

V. Yu. Skul'skii, V. I. Sumets, V. N. Tsykurov… in Chemical and Petroleum Engineering (1991)

Article

New materials for the welding of high-alloy austenitic-ferritic steels

K. A. Yushchenko, A. K. Avdeeva, L. S. Zakharov… in Chemical and Petroleum Engineering (1990)

Article

New materials for welding alloy 06KhN28MDT and steel 03Kh21N21M4GB

B. N. Lipodaev, K. A. Yushchenko, E. V. Loshakova… in Chemical and Petroleum Engineering (1989)

Article

Properties of weld joints made of nickel-chromium-molybdenum alloys

K. A. Yushchenko, M. M. Abelev, A. S. Sal'nikov… in Chemical and Petroleum Engineering (1989)