Thermal Behavior of Cylindrical Buckling Restrained Braces at Elevated Temperatures

Table 2

Thermal properties of steel and concrete at elevated temperature.

Temperature	Thermal expansion (×10^−6)		Thermal conductivity (J/S-m-°C)		Specific Heat (×10^−2)
	Concrete	Steel	Concrete	Steel	Concrete	Steel
20	6.00	12.16	1.45	53.30	9.00	4.40
100	6.80	12.80	1.35	50.70	9.00	4.88
200	7.60	13.60	1.33	47.30	20.20	5.30
300	8.40	14.40	1.22	44.00	10.00	5.65
400	9.20	15.20	1.10	40.70	10.50	6.06
410	9.30	16.00	0.99	37.40	11.00	6.67
445	9.60	16.80	0.89	34.00	11.00	7.60
500	10.00	17.60	0.80	30.70	11.00	10.08
600	10.80	0.00	0.72	29.50	11.00	50.00
635	11.10	20.00	0.67	27.30	11.00	8.03
700	11.60	20.00	0.63	27.30	11.00	6.50
715	11.70	20.00	0.60	27.30	11.00	6.50
785	12.30	20.00	0.57	27.30	11.00	6.50
800	12.40	12.16	0.55	27.30	11.00	6.50
900	13.20	12.80	1.45	53.30	9.00	4.40
1000	14.00	13.60	1.35	50.70	9.00	4.88
1100	14.80	14.40	1.33	47.30	20.20	5.30
1200	15.60	15.20	1.22	44.00	10.00	5.65