Table 1.

Dimensions of the SCCTST columns.

Numbers	D × t × L (mm3)	L/D	As (mm2)	e (mm)	e/r	As/Ac (%)
A–N–T1	140 × 1.2 × 700	5.0	519.2	0	0	3.4
E–N–T1	140 × 1.2 × 700	5.0	519.2	20	0.29	3.4
A–N–T2	140 × 3.0 × 700	5.0	1290.5	0	0	8.4
E–N–T2	140 × 3.0 × 700	5.0	1290.5	20	0.29	8.4