Experimental Study of the Effectiveness of Sacrificial Cladding Using Polymeric Foams as Crushable Core with a Simply Supported Steel Beam

Table 2

Mechanical properties of the considered polymeric foams.

Properties		PS13 [15]	PU30	PU50
Density	(kg/m^3)	13	30	50
Young’s modulus	(MPa)	2.7	11.36	7.45
Plateau stress	(MPa)	0.153	0.323	0.444
Densification strain	(—)	0.7	0.59	0.63