INVESTIGASI EKSPERIMENTAL PERILAKU PROFIL BAJA RINGAN BERPENAMPANG PERSEGI AKIBAT INTERAKSI BEBAN TEKAN MEMUSAT DAN MOMEN LENTUR[Behaviour Experimental Investigation of A Thin-Walled Steel Square Hollow Secton Beam Affected by the Interaction of Concentrated Compressive Load and Bending Moment] - Andi Muhdiar Kadir; Dedi Priadi; Eddy S Siradj; Harkali Setiyono (Metalurgi, 2013)