Jerome F. Hajjar - Department of Civil and Environmental Engineering - Northeastern University

Table of Experimental Studies on Axially Loaded Column Tests Subjected to Fire

General Information

Reference	Experiment Synopsis	Number of Tests	Loading Method	Results Reported	Main Parameters	Comments
Han, Chen, Liao, Tao, and Uy 2013	Full scale concrete filled steel tubular columns tested under fire.	5	Axial Loading	Temperature distribution Axial deformation Fire endurance time	Load level Specimen shape (circular of square) Dimension
Han, Tan, and Song 2014	Steel reinforced concrete columns under ISO-834 standard fire	4	Axial and eccentric loading	Axial deformation Fire endurance time Temperature vs. time	Load Eccentricity
Han, Wang, and Yu 2010	Beam to column frames tested under ISO 834 standard fire	6	Axial Loading	Ultimate axial deformation Limiting temperature Fire exposure Time	Specimen Shape (circular vs. square) L
Han, Zhao, Yang and Feng 2003	Concrete filled HSS columns exposed to ISO-834 fire standard	13	Axial and eccentric loading	Residual strength Vertical displacement ε Steel surface temperature Axial shortening vs. fire exposure time	Diameter Fire protection thickness Eccentricity Tube thickness
Lu, Han, and Zhao 2010	Self consolidating concrete filled double skin tubular columns tested under fire until specimens fail at maximum fire endurance time	6	Axial and eccentric loading	Failure mode Temperature Deformation Fire endurance time	Specimen Shape (circular vs. square) Inner and outer tube dimensions Load Eccentricity
Lu, Zhao, and Han 2010	Self consolidating concrete filled double skin tube stub columns exposed to fire until they reached the maximum fire endurance time	18	Axial Loading	Temperature reached Fire endurance time	Specimen Shape (circular vs. square) Inner and outer tube dimensions
Neuenschwander, Knobloch and Fontanta 2017	Concrete filled steel columns with solid steel core tested under fire	4	Axial and eccentric loading with preloading	Fire endurance time Deformation Temperature vs. time	Load Steel core dimensions
Song, Han, and Uy 2010	Concrete filled steel columns to steel beam joints with reinforced concrete slab tested under combined loading and fire throughout heating, cooling, and post-fire phases.	3	Axial Loading	Temperature reached Joint deformation	Heating time Fire protection thickness
Han, Huo, and Wang 2007	Beam to CFST column connections exposed to ISO fire standard	6	Constant axial loading and increasing cyclical flexural load	Ultimate bending strength Deformation Yield strength after exposure	Axial load

Specimen Information

Reference	Length (L)(in)	L/D	Eccentricity(in)	Residual Stresses(ksi)	End Conditions
Han, Chen, Liao, Tao, and Uy 2013	141.73	5.71, 11.43	0		Pinned-Pinned
Han, Tan, and Song 2014	150	12.7	0, 2.95		Pinned-Fixed
Han, Wang, and Yu 2010	75.98	13.79	0		N.A.
Han, Zhao, Yang and Feng 2003	23.62-47.24	5.56-12	0-.59		Pinned-Pinned
Lu, Han, and Zhao 2010	150	0-13.61	0, 2.95		N.A.
Lu, Zhao, and Han 2010	31.5	1.97-8.98	0		N.A.
Neuenschwander, Knobloch and Fontanta 2017	139.37, 141.73	16.44, 26.62	.393		Pinned-Pinned, Pinned-Fixed
Song, Han, and Uy 2010	153.54	12	0		N.A.
Han, Huo, and Wang 2007	61.81	11.8-13.08	0		N.A.

Cross Section Information

Reference	Tube Dimensions	Steel Properties	Concrete Properties
Han, Chen, Liao, Tao, and Uy 2013	◌: diam. (D) □: depth (D) x width: 11.80 (circular), 12.4x12.4, 24.8x24.8 (square) Wall Thickness (t) (in): .20 (circular), .20, .40 (square) Diameter/thickness (D/t): 57.5 (circular), 62 (square)	F_y= 50.18-65.4 ksi (circular)	f_cu= 7.72 ksi
Han, Tan, and Song 2014	◌: diam. (D) □: depth (D) x width: 11.81 (square) Wall Thickness (t) (in): 0	F_y= 44.53 ksi	f_cu= 5.51 ksi
Han, Wang, and Yu 2010	◌: diam. (D) □: depth (D) x width: 5.51 (circular) Wall Thickness (t) (in): .15 Diameter/thickness (D/t): 36.73	F_y= 38.14-59.76 ksi	f'_c= 6.87 ksi
Han, Zhao, Yang and Feng 2003	◌: diam. (D) □: depth (D) x width: 4.25 (circular), 3.93x3.93 (square) Wall Thickness (t) (in): .17 (circular), .12 (square) Diameter/thickness (D/t): 25 (circular), 32.75 (square)	F_y= 51.63 ksi (circular), 42.64 (square)	f_cu= 10.18 ksi (circular), 10.34 (square)
Lu, Han, and Zhao 2010	◌: diam. (D) □: depth (D) x width: Outer Tube Dimensions: 11.81 (circular), 11.02 (square) Wall Thickness (t) (in): .20 (circular), .20 (square) Diameter/thickness (D/t): 59.05 (circular), 55.1 (square) ◌: diam. (D) □: depth (D) x width: Inner Tube Dimensions: 4.92, 8.86 (circular), 5.51 (square) Wall Thickness (t) (in): .20 (circular), .20 (square) Diameter/thickness (D/t): 24.6, 43.3 (circular), 27.55 (square)	F_y= 46.41 ksi	f_cu= 5.51 ksi
Lu, Zhao, and Han 2010	◌: diam. (D) □: depth (D) x width: 3.98-15.98 (circular), 3.5-13.78 (square) Wall Thickness (t) (in): .12-.31 (circular), .14-.31 (square) Diameter/thickness (D/t): 12.84-133.17 (circular), 11.29-98.43 (square)	F_y= 57.87-74.55 ksi	f'_c= 5.8-10.15 ksi
Neuenschwander, Knobloch and Fontanta 2017	◌: diam. (D) □: depth (D) x width: 5.24, 8.62 (circular) Wall Thickness (t) (in): .16, .18 (circular) Diameter/thickness (D/t): 29.11, 53.88 (circular)	F_y= varies with temperature and specimen	f_cu= varies with temperature and specimen
Song, Han, and Uy 2010	◌: diam. (D) □: depth (D) x width: 12.80 (circular) Wall Thickness (t) (in): .20 (circular) Diameter/thickness (D/t): .64 (circular)	F_y= 54.53 ksi (circular)	f_cu= 6.87 ksi
Han, Huo, and Wang 2007	◌: diam. (D) □: depth (D) x width: 5.24 (circular), 4.72x4.72 (square) Wall Thickness (t) (in): .19 (circular), .11 (square) Diameter/thickness (D/t): 28.30 (circular), 41.38 (square)	F_y= 49.31 ksi (circular), 47.86 (square)	f_cu= 7.25 ksi