A Dislocation-Based Theory for the Deformation Hardening Behavior of DP Steels: Impact of Martensite Content and Ferrite Grain Size

Table 4

Tensile properties, achieved from tensile testing using constant strain rate 2.5·10⁻³ s⁻¹.

Grade	Th [mm]	YS [MPa]	TS [MPa]	UE (%)	A80 [%]
DP500 (B3)	1.47	352	550	15	25
DP500 (B4)	1.45	366	548	15	26
DP600 (C3)	1.48	404	643	13	21
DP600 (C4)	1.51	404	635	12	21
DP800 (D3)	1.55	540	822	10	15
DP800 (D4)	1.49	534	804	10	16
DP980 (E3)	1.36	733	1117	8	10
DP980 (E4)	1.35	620	1013	8	14