Experimental Investigation on Flexural Behavior of Reinforced Ultra High Performance Concrete Low-Profile T-Beams

International Journal of Concrete Structures and Materials

Table 4 Material properties of UHPC.

Name	Fiber type	Compression test		Flexure test		f_t (MPa)
Name	(Length × diameter) shape	f_c (MPa)	E_c (GPa)	f_LOP (MPa)	f_MOR (MPa)	f_t (MPa)
S65	(13 × 0.20 mm) straight	131.6	44.0	13.0	25.2	7.98
S81	(13 × 0.16 mm) straight	126.2	43.1	13.1	25.9	8.05
S83	(10 × 0.12 mm) straight	129.6	45.3	13.0	25.8	8.02
H65	(13 × 0.20 mm) hooked	139.2	45.2	13.0	27.9	8.02

f_c= compressive strength; E_c= elastic modulus [\( 3836.3\sqrt {f_{c} } \) (MPa) (Graybeal 2006a)]; f_LOP= limit of proportionality in Fig. 7; f_MOR= flexural strength in Fig. 7; f_t= direct tensile strength [f_t= 0.668f_LOP (NF P 18-470 2016a)].