Post‐fire behaviour of structural stainless steel

Stainless steel offers excellent mechanical properties as well as corrosion resistance and performs better in a fire compared to carbon steel in that it retains its strength and stiffness for a longer duration. The current paper is focussed on the post-fire condition, which has only received limited...

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Những tác giả chính: Molkens, T, Cashell, KA, Malaska, M, Alanen, M, Rossi, B
Định dạng: Journal article
Ngôn ngữ:English
Được phát hành: Wiley 2021
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author Molkens, T
Cashell, KA
Malaska, M
Alanen, M
Rossi, B
author_facet Molkens, T
Cashell, KA
Malaska, M
Alanen, M
Rossi, B
author_sort Molkens, T
collection OXFORD
description Stainless steel offers excellent mechanical properties as well as corrosion resistance and performs better in a fire compared to carbon steel in that it retains its strength and stiffness for a longer duration. The current paper is focussed on the post-fire condition, which has only received limited attention to date from the research community. The motivation for the work is to show that stainless steel elements which have been exposed to fire can be re-instated with minimal additional costs in a short time frame. The paper proceeds with a description of recent material tests into the residual properties of grade 1.4301 austenitic stainless steel, following exposure to elevated temperature. Two different types of test are added to this available data. Firstly, a series of tensile tests are completed on coupons taken from a loaded stainless steel beam previously examined under fire conditions. Secondly, a set of virgin coupons (i.e. which have not been previously heated or tested) are exposed to different levels of elevated temperature and cooling procedures. This is with a view to understanding the ability of structural elements made from this material to survive a fire and continue in service. The results are then employed along with other data obtained from the literature to conduct a detailed study into the design considerations.
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spelling oxford-uuid:d16c2f7f-6f2c-42b4-92ba-978b160f43df2023-05-04T15:39:23ZPost‐fire behaviour of structural stainless steelJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:d16c2f7f-6f2c-42b4-92ba-978b160f43dfEnglishSymplectic ElementsWiley2021Molkens, TCashell, KAMalaska, MAlanen, MRossi, BStainless steel offers excellent mechanical properties as well as corrosion resistance and performs better in a fire compared to carbon steel in that it retains its strength and stiffness for a longer duration. The current paper is focussed on the post-fire condition, which has only received limited attention to date from the research community. The motivation for the work is to show that stainless steel elements which have been exposed to fire can be re-instated with minimal additional costs in a short time frame. The paper proceeds with a description of recent material tests into the residual properties of grade 1.4301 austenitic stainless steel, following exposure to elevated temperature. Two different types of test are added to this available data. Firstly, a series of tensile tests are completed on coupons taken from a loaded stainless steel beam previously examined under fire conditions. Secondly, a set of virgin coupons (i.e. which have not been previously heated or tested) are exposed to different levels of elevated temperature and cooling procedures. This is with a view to understanding the ability of structural elements made from this material to survive a fire and continue in service. The results are then employed along with other data obtained from the literature to conduct a detailed study into the design considerations.
spellingShingle Molkens, T
Cashell, KA
Malaska, M
Alanen, M
Rossi, B
Post‐fire behaviour of structural stainless steel
title Post‐fire behaviour of structural stainless steel
title_full Post‐fire behaviour of structural stainless steel
title_fullStr Post‐fire behaviour of structural stainless steel
title_full_unstemmed Post‐fire behaviour of structural stainless steel
title_short Post‐fire behaviour of structural stainless steel
title_sort post fire behaviour of structural stainless steel
work_keys_str_mv AT molkenst postfirebehaviourofstructuralstainlesssteel
AT cashellka postfirebehaviourofstructuralstainlesssteel
AT malaskam postfirebehaviourofstructuralstainlesssteel
AT alanenm postfirebehaviourofstructuralstainlesssteel
AT rossib postfirebehaviourofstructuralstainlesssteel