Ultimate compressive strength of 663 axially loaded CFST circular column samples

This circular column sample of CFST (Concrete-Filled Steel Tube) was obtained from reliable and well-regarded research sources. The dataset comprises 663 samples, each with 6 features: D_cm, t_cm, L_cm, fy_kN/cm2, fc_kN/cm2, and Ntest_kN.