[HTML][HTML] Restoration of Properties of Heat-Resistant Steel After Long-Term Operation in Steam Pipeline Bends of TPP by Heat Treatment

H Krechkovska, I Tsybailo, I Dzioba, O Student, R Pała - Metals, 2024 - mdpi.com
To improve the microstructure and mechanical properties of heat-resistant 12Kh1MF steel
after long-term operation in the stretched bend zone of the main steam pipeline of a thermal …

Crack tip strain localisation on mechanics of fracture of heat resistant steel after hydrogenation

PV Yasniy, IB Okipnyi, PO Maruschak, SV Panin… - Theoretical and Applied …, 2013 - Elsevier
The fracture toughness of steel 15Kh2MFA (ІІ) after the PTL was investigated. It was
established that the crack start is a multilevel process, in which the defining role is played by …

Development of a method for computer processing of fractographic images to assess the cohesion of inclusions to the matrix in the weld metal after its operational …

R Vorobel, O Student, I Ivasenko, P Maruschak… - Materialia, 2024 - Elsevier
In this paper, the method for automated processing of digital fractographic SEM images
based on the modified local Otsu approach was developed. The effectiveness of the …

Digital analysis of shape and size of dimples of ductile tearing on fracture surface of long-operated steel

P Maruschak, I Konovalenko, O Prentkovskis… - Procedia …, 2016 - Elsevier
An improved dimple image quantitative analysis method based on mathematics morphology
was proposed. The developed method allows identifying the elements of the network of …

Toughness and failure of heat resistant steel before and after hydrogenation

PV Yasniy, IB Okipnyi, PO Maruschak… - Theoretical and applied …, 2011 - Elsevier
Fracture toughness of heat-resistant steel can be increased by a preliminary
thermomechanical loading called warm pre-stressing (WPS). The procedure creates a …

Structural aspects of the degradation of the bend stretched zone

I Tsybailo, H Krechkovska, O Student… - Procedia Structural Integrity, 2024 - Elsevier
The structural features of heat-resistant steel 12Kh1MF after long-term operation in the
stretched zone of the bend main steam pipeline of the thermal power plant are analysed. It …

Estimation of the probability of fracture of the superheater collector of a thermal power plant

OP Yasnii, AR Sobchak, VP Yasnii - Materials Science, 2014 - Springer
We study the influence of the depth of a surface defect and its shape factor on the probability
of fracture of a superheater collector made of 12Kh1MF steel after operation for 1.785· 10 5 …

[PDF][PDF] Measurement of deformation hardening of heat-resistant steel of the WWER-type reactor

I Okipnyi, P Maruschak, A Sorochak… - Proc. 8th Int. DAAAM …, 2012 - researchgate.net
Presented investigations allowed revealing the correlation between microhardness and the
characteristics of strength of heat-resistant steel 15Kh2MFA (II). The sensitivity of the …

Hydrogen crack growth resistance of thermal power plant material collector

V Iasnii, P Maruschak, O Yasniy, Y Lapusta - Procedia materials science, 2014 - Elsevier
The influence of electrolytical hydrogenation on fracture toughness, corrosion crack-growth
resistance and fracture micromechanisms of operated 12Cr1MoV steel of thermal power …

[CITATION][C] Theoretical and Applie d Fracture Mechanics

P Yasniy, P Maruschak, R Bishchak, V Hlado… - 2009