International Journal of Concrete Structures and Materials

Table 1 Properties of HSRC beam specimens.

Spec.	Failure mode	T*	s (cm)		ρ _s (%)	p _w (%)		f _c′ (MPa)	a/d	Section size Width × Depth (mm)
Spec.	Failure mode	T*	Left	right	ρ _s (%)	p _w (%)		f _c′ (MPa)	a/d	Section size Width × Depth (mm)
6W70	Flexural-shear	W	20	30	2	0.32	0.21	73.7	3.33	400 × 700
6H70	Flexural-shear	H	20	30	2	0.32	0.21	70.7	3.33	400 × 700
175R70	Shear	H	30		3.5	0.24		87.9	1.75	350 × 500
200R70	Shear	H	30		3.5	0.24		91.2	2.0	350 × 500
275R70	Shear	H	30		3.5	0.24		76.8	2.75	350 × 500
325R70	Shear	H	30		3.5	0.24		75.5	3.25	350 × 500
175R100	Shear	H	30		3.5	0.24		90.4	1.75	350 × 500
200R100	Shear	H	30		3.5	0.24		92.3	2.0	350 × 500
275R100	Shear	H	30		3.5	0.24		83.1	2.75	350 × 500
325R100	Shear	H	30		3.5	0.24		87.1	3.25	350 × 500

T* stirrup type, W power ring, H stirrup, s stirrup spacing, ρ _s tensile steel ratio, p _w stirrup ratio, a/d shear-span to depth ratio.