Material Science

Athbed construction steel sample with a nominal diameter of 18 mm was subjected to tension test The yield strength and the tensile strength of this site are found LO MPa and 525 MPa, respectively Calculate the ductility of the distance between the other it measured as 200 mm after the rupture Calculate the necking rate if the diameter after the rupture is med as 165 mm. According to the limit vahes given m TS 708 (Table 1) check if this steel sample conform the #20 clase by filling out the blanks in Table 1 (40P Ef N b d . ho Table 1 Mechanical properties of S420 reinforcing steel a Description of the Steel Sample and Test Results and Evaluation Corresponding Limit Values Class / Type S420 /Ribbed Test Results Yield Strength 420 (MPa) Discussions Tensile Strength 500 (MPa) Oyield MPa Tensile Strength Orensile = ...... MPa 1.15 s