C45E - ISO 683-1-2016

Grade	C45E
Corresponding Standard	ISO 683-1-2016 Non-alloy steels for quenching and tempering
Classification	Carbon Steel

C45E Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	More
Minimum Value	0.42	0.1	0.5	-	-	-	-	-	-	Cr+Mo+Ni≤0.63
Maximum Value	0.5	0.4	0.8	0.025	0.035	0.4	0.4	0.3	0.1	Cr+Mo+Ni≤0.63

C45E Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
d≤16 or t≤8	700~850	≥490	≥14	≥35	≥15
16＜d≤40 or 8＜t≤20	650~800	≥430	≥16	≥40	≥15
40＜d≤100 or 20＜t≤60	630~780	≥370	≥17	≥45	≥15

Approximate Comparison Table

China	Japan	International Organization for Standardization	European Standard
GB	JIS	ISO	EN	Numerical Grade
45	S45C	C45E	C45E	1.1191

C45E Corresponding Standards(Same grade name, different standards)

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