Experimental Investigation of Tension Stiffening in RC Ties

Table 1

Main characteristics of the test ties.

Series	Ties									Steel grade
		⁢mm		mm^2	mm	mm^2	%	Days	MPa
I	T12-1	100 × 100	650	9921	12	113.1	1.13	198	77.2	At800
	T12-2							199
II	T12-1w	100 × 100	650	9886	12	113.1	1.13	198	77.2	At800
	T12-2w							199