Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel

Research was conducted on welded joints of martensitic steel Thor 115 made with two filler materials – CrMo91 and Ni 6082. The scope of the investigations included: non-destructive and destructive testing. The macro- and microstructural investigations revealed correct structure of the weld, without...

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Main Authors: G. Golański, A. Merda, K. Klimaszewska, M. Urzynicok, J. Słania
Format: Article
Language:English
Published: Polish Academy of Sciences 2020-05-01
Series:Archives of Metallurgy and Materials
Subjects:
Online Access:https://journals.pan.pl/Content/116051/PDF/AMM-2020-2-28-Golanski.pdf
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author G. Golański
A. Merda
K. Klimaszewska
M. Urzynicok
J. Słania
author_facet G. Golański
A. Merda
K. Klimaszewska
M. Urzynicok
J. Słania
author_sort G. Golański
collection DOAJ
description Research was conducted on welded joints of martensitic steel Thor 115 made with two filler materials – CrMo91 and Ni 6082. The scope of the investigations included: non-destructive and destructive testing. The macro- and microstructural investigations revealed correct structure of the weld, without welding imperfections. In the joint welded with Ni 6082, the so-called Nernst’s layers and δ-ferrite grains were visible. The investigations of the analysed joints showed that their properties, i.e. tensile strength and impact strength, were higher than the required minimum, whereas hardness was lower than the maximum value of 350 HV permitted for this group.
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spelling doaj.art-fabe3f9ceb0d44cd94f817a079ab497a2022-12-22T01:40:22ZengPolish Academy of SciencesArchives of Metallurgy and Materials2300-19092020-05-01vol. 65No 2743748https://doi.org/10.24425/amm.2020.132814Microstructure and Mechanical Properties of Welded Joints of Thor 115 SteelG. GolańskiA. MerdaK. KlimaszewskaM. UrzynicokJ. SłaniaResearch was conducted on welded joints of martensitic steel Thor 115 made with two filler materials – CrMo91 and Ni 6082. The scope of the investigations included: non-destructive and destructive testing. The macro- and microstructural investigations revealed correct structure of the weld, without welding imperfections. In the joint welded with Ni 6082, the so-called Nernst’s layers and δ-ferrite grains were visible. The investigations of the analysed joints showed that their properties, i.e. tensile strength and impact strength, were higher than the required minimum, whereas hardness was lower than the maximum value of 350 HV permitted for this group.https://journals.pan.pl/Content/116051/PDF/AMM-2020-2-28-Golanski.pdfthor 115 steelweld jointmicrostructuremechanical properties
spellingShingle G. Golański
A. Merda
K. Klimaszewska
M. Urzynicok
J. Słania
Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel
Archives of Metallurgy and Materials
thor 115 steel
weld joint
microstructure
mechanical properties
title Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel
title_full Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel
title_fullStr Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel
title_full_unstemmed Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel
title_short Microstructure and Mechanical Properties of Welded Joints of Thor 115 Steel
title_sort microstructure and mechanical properties of welded joints of thor 115 steel
topic thor 115 steel
weld joint
microstructure
mechanical properties
url https://journals.pan.pl/Content/116051/PDF/AMM-2020-2-28-Golanski.pdf
work_keys_str_mv AT ggolanski microstructureandmechanicalpropertiesofweldedjointsofthor115steel
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AT kklimaszewska microstructureandmechanicalpropertiesofweldedjointsofthor115steel
AT murzynicok microstructureandmechanicalpropertiesofweldedjointsofthor115steel
AT jsłania microstructureandmechanicalpropertiesofweldedjointsofthor115steel