Torsional Behavior of High Strength Concrete Members Strengthened by Mixed Steel Fibers

Table 3

Properties of specimens.

Symbol of specimens	Shape of specimens	Steel fiber ratios (%)
BM0		0
BM0.5		0.5
BM1		1
BM1.5		1.5
BM100		0
BM150		0
BM200		0
BMS100		1.5
BMS50		1.5
BMD150		1.5
BMD100		1.5
BMD50		1.5

^∗B, beam; M, fiber mixing (50% corrugated and 50% end hooked); (0, 0.5, 1, and 1.5), steel fiber ratio; (S100 and S50), square hollow cross-sections; (D150, D100, and D50), circular hollow cross-sections.