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Table 1 Summary of ductile design guidelines for HSC and VHSC.

From: Ductility Design of Reinforced Very-High Strength Concrete Columns (100–150 MPa) Using Curvature and Energy-Based Ductility Indices

Researcher

Compressive strength (max), MPa

Ductility class

Material model for concrete

Curvature/energy ductility

Mendis et al. (2000)

100

Nominal ductility

Modified-Scott model (Mendis et al. 2000)

μφ = ductility of an equivalent 50 MPa column detailed according to minimum requirements of AS 3600

Kwan and Ho (2010)

130

Nominal ductility

Model by Légeron and Paultre (2003)

μφ = 3.14-similar to curvature ductility of 30 MPa column

Foster (1999)

100

Nominal ductility

I10 = 5.6, similar to energy ductility of 50 MPa column detailed according to the minimum requirements of AS 3600

Paultre and Légeron (2008)

120

Moderate to high ductility

Model by Légeron and Paultre (2003)

μφ = 10 and 16, respectively