A comparative study of concrete filled composite columns and steel reinforced concrete columns Girolomini Mattia Composite Structures Report
A comparative study of concrete filled composite columns and steel reinforced concrete columns Girolomini Mattia Composite Structures Report
Typical cross sections and geometrical differences Concrete Filled Steel Tube 4020 3020 Reinforced 2020 2020 Concrete 2020 Column 4020 3020 42
Typical cross sections and geometrical differences Concrete Filled Steel Tube Reinforced Concrete Column
Design principles and calculation method 1 Nominal axial strength NpLRa Npl,Rd= Aafy 1,0AcfckAsfsk 十 Ya Yc Ys Steel Rebars contribution Concrete contribution contribution
Design principles and calculation method - I Nominal axial strength 𝑁𝑝𝑙,𝑅𝑑 𝑁𝑝𝑙,𝑅𝑑 = 𝐴𝑎𝑓𝑦 𝛾𝑎 + 1,0𝐴𝑐𝑓𝑐𝑘 𝛾𝑐 + 𝐴𝑠𝑓𝑠𝑘 𝛾𝑠 Steel contribution Concrete contribution Rebars contribution
Design principles and calculation method Il Cross sectional analysis NC.R ⑧ NB.Rd B MRd MB Rd MA.Rd ME.Rd Mc附M.Ad 0.0 02 12 1.4 MRa/Mpl.Rd
Design principles and calculation method - II Cross sectional analysis
Design principles and calculation method I1I Concrete confinement In CFSTs In RCCs The ductility of the CFST is enhanced
Design principles and calculation method - III Concrete confinement In CFSTs In RCCs The ductility of the CFST is enhanced