Experimental Study of Hollow RC Beams Strengthened by Steel Fiber under Pure Torsion

Table 2

Physical properties of cement [16].

Physical property	Test results	Limit of IQS; No. 5/1984
Setting time (Vicat apparatus), hr: min
Initial	00 : 57		00 : 45 (min.)
Final	8 : 47		10 : 00 (max.)
Compressive strength (70.7 mm cube)	19.7		15 (min.)
3-day and 7-day MPa	26		23 (min.)