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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...
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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...
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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...
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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 σ0.2 ~ 800 MPa were st...
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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...
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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...
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Article
Current state of the welding of two-phase corrosion-resistant steels
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Article
Advanced nickel-free stainless steel for wide application
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Article
Influence of heat application on the corrosion resistance of weld joints of 02Kh8N22S6 steel
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Article
Effect of heat treatment on the resistance of a dispersion hardening nickel alloy to hydrogen embrittlement
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Prolonged immersion of the alloy in an atmosphere of hydrogen and the magnitude of loading both influence the...
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Article
Repair of chemical apparatus of 02Kh8N22S6 steel
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Article
New materials for the welding of high-alloy austenitic-ferritic steels
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Article
New materials for welding alloy 06KhN28MDT and steel 03Kh21N21M4GB
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Article
Properties of weld joints made of nickel-chromium-molybdenum alloys
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Article
Effect of the environment on the relationships governing deformation and failure of an iron-nickel alloy in creep
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The endurance of the specimens of the iron-nickel alloy on the same level of thermal and force loading in vac...
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Article
Corrosion-resistant nickelless steel 04Kh19AFT
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Article
Fatigue crack growth in KhN60MVYu nickel alloy at temperatures of 293 and 11°K
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The results show that when the temperature is reduced from 293 to 11°K the fatigue crack growth rate in Kh60M...
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Article
Concerning embrittlement of welded joints of 12Kh18N1OT steel
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Article
Features of the structure and properties of high-silicon corrosion-resistant steels and their weld joints
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Intergranular corrosion in austenitic high-silicon steels is caused by the precipitation in tempering at the ...
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Article
Effect of the dimensions of the specimens on the accuracy of determination of the cracking resistance of high-alloy steels