Cold Plate Work Hardening

In general, the mechanical properties of the hot plate and the cold plate are considered to be indistinguishable in the engineering, although the cold plate has a certain degree of work hardening during the cold rolling process

Structural Grades	C	Mn	P	S	Al	Si	Cu	Ni	Cr	Mo	V	Cb	Ti	N
30,33,36,40	0.25	0.9	0.035	0.04			0.2	0.2	0.15	0.06	0.008	0.008	0.025
36T2,45-80	0.25	1.35	0.035	0.04			0.2	0.2	0.15	0.06	0.008	0.008	0.025
45T2	.02- 0.08	.30- 1.0	.03- .07	0.025	.02- .08	0.6	0.2	0.2	0.15	0.06	0.008	0.008	0.025	.01- .03

STEEL GRADE	Tensile Strength	Yield Strength max	Elongation min.	r	n
<0.70	0.70-<1.0	1.0-<1.6	>=1.6	min	min
SC2	270-330	180	38	39	40	41	1.9	0.20

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