Experimental Research on Axial Compression of Reinforced Concrete Short Circular Columns Strengthened with Prestressed Semicircular Steel Plates

Table 1

Details of specimens.

Methods	Number	Scheme	(MPa)	Quantity (pillar)
No reinforcement	RC-1	No steel casing	0	5
Reinforcement	RC-2-1	Scheme 1	0	5
	RC-2-2	Scheme 2	24.68	5
	RC-2-3	Scheme 3	67.90	5
Total				20