<p> <?tk 3?>This study investigates the fire resistance of columns in container-style steel modular buildings through fire tests. Three individual columns and one combined column were tested to evaluate the fire resistance performance of various protective measures: fire-resistant coatings, calcium silicate boards, and rock wool sandwich panels. The combined column protected by 75&#xa0;mm rock wool sandwich panels achieved a fire resistance limit of 102.1&#xa0;min. The study concludes that rock wool sandwich panels are a feasible, economical fire protection solution for such columns. The required thickness of rock wool for different fire resistance limits was calculated, providing valuable design insights for container-style steel modular buildings.</p>

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Experimental research on the fire resistance of columns in container-style steel modular buildings

  • Jintao Duan,
  • Jianyong Liu,
  • Jinghua Wei,
  • HuaBing Wu,
  • Shijie Gao

摘要

This study investigates the fire resistance of columns in container-style steel modular buildings through fire tests. Three individual columns and one combined column were tested to evaluate the fire resistance performance of various protective measures: fire-resistant coatings, calcium silicate boards, and rock wool sandwich panels. The combined column protected by 75 mm rock wool sandwich panels achieved a fire resistance limit of 102.1 min. The study concludes that rock wool sandwich panels are a feasible, economical fire protection solution for such columns. The required thickness of rock wool for different fire resistance limits was calculated, providing valuable design insights for container-style steel modular buildings.