Numerical modeling of basalt roll fire-protection for light steel thin-walled structures

The authors investigate the fire-protective efficiency of a basalt roll material, which is used for light steel thin-walled structures. The values of fire-protective efficiency for the steel C-shaped profiles without fire protection made of basalt wool material MBOR-F were obtained in the experiment...

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Main Authors: Gravit Marina, Dmitriev Ivan
Format: Article
Language:English
Published: Peter the Great St. Petersburg Polytechnic University 2022-07-01
Series:Magazine of Civil Engineering
Subjects:
Online Access:http://engstroy.spbstu.ru/article/2022.112.15/
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author Gravit Marina
Dmitriev Ivan
author_facet Gravit Marina
Dmitriev Ivan
author_sort Gravit Marina
collection DOAJ
description The authors investigate the fire-protective efficiency of a basalt roll material, which is used for light steel thin-walled structures. The values of fire-protective efficiency for the steel C-shaped profiles without fire protection made of basalt wool material MBOR-F were obtained in the experimental and numerical studies. This article presents the estimated dependence of the thickness of the fire-protective material MBOR F on the resistance to fire with regard to light steel thin-walled structures. The approximating functions are formed on the basis of the experimental data and presented as nomograms for heating of the steel structure. There was an absence of the samples’ deformation and destruction of the fire-protective material during the fire tests. This allows us to conclude that the fire-protective efficiency of the light steel thin-walled structures increases by 2–4 times. Implementation of the study results will expand the scope of fire-protective materials for the light steel thin-walled structures, improve the quality of fire protection projects for buildings and constructions, and help ensure the fire safety of structural elements.
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spelling doaj.art-855922a323904b7f9e5e9d754c04661d2022-12-22T02:49:55ZengPeter the Great St. Petersburg Polytechnic UniversityMagazine of Civil Engineering2712-81722022-07-011120410.34910/MCE.112.1520714726Numerical modeling of basalt roll fire-protection for light steel thin-walled structuresGravit Marina0https://orcid.org/0000-0003-1071-427XDmitriev Ivan1https://orcid.org/0000-0002-9822-3637Peter the Great St. Petersburg Polytechnic UniversityGraz University of TechnologyThe authors investigate the fire-protective efficiency of a basalt roll material, which is used for light steel thin-walled structures. The values of fire-protective efficiency for the steel C-shaped profiles without fire protection made of basalt wool material MBOR-F were obtained in the experimental and numerical studies. This article presents the estimated dependence of the thickness of the fire-protective material MBOR F on the resistance to fire with regard to light steel thin-walled structures. The approximating functions are formed on the basis of the experimental data and presented as nomograms for heating of the steel structure. There was an absence of the samples’ deformation and destruction of the fire-protective material during the fire tests. This allows us to conclude that the fire-protective efficiency of the light steel thin-walled structures increases by 2–4 times. Implementation of the study results will expand the scope of fire-protective materials for the light steel thin-walled structures, improve the quality of fire protection projects for buildings and constructions, and help ensure the fire safety of structural elements.http://engstroy.spbstu.ru/article/2022.112.15/steel constructionthin walled structurescold-formed steelstructural designfirefire safetyfire protectionfire design
spellingShingle Gravit Marina
Dmitriev Ivan
Numerical modeling of basalt roll fire-protection for light steel thin-walled structures
Magazine of Civil Engineering
steel construction
thin walled structures
cold-formed steel
structural design
fire
fire safety
fire protection
fire design
title Numerical modeling of basalt roll fire-protection for light steel thin-walled structures
title_full Numerical modeling of basalt roll fire-protection for light steel thin-walled structures
title_fullStr Numerical modeling of basalt roll fire-protection for light steel thin-walled structures
title_full_unstemmed Numerical modeling of basalt roll fire-protection for light steel thin-walled structures
title_short Numerical modeling of basalt roll fire-protection for light steel thin-walled structures
title_sort numerical modeling of basalt roll fire protection for light steel thin walled structures
topic steel construction
thin walled structures
cold-formed steel
structural design
fire
fire safety
fire protection
fire design
url http://engstroy.spbstu.ru/article/2022.112.15/
work_keys_str_mv AT gravitmarina numericalmodelingofbasaltrollfireprotectionforlightsteelthinwalledstructures
AT dmitrievivan numericalmodelingofbasaltrollfireprotectionforlightsteelthinwalledstructures