C50R - ISO 683-1-2016

Grade	C50R
Corresponding Standard	ISO 683-1-2016 Non-alloy steels for quenching and tempering
Classification	Carbon Steel

C50R Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	More
Minimum Value	0.47	0.1	0.6	-	0.02	-	-	-	-	Cr+Mo+Ni≤0.63
Maximum Value	0.55	0.4	0.9	0.025	0.04	0.4	0.4	0.3	0.1	Cr+Mo+Ni≤0.63

C50R Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
d≤16 or t≤8	750~900	≥520	≥13	≥30
16＜d≤40 or 8＜t≤20	700~850	≥460	≥15	≥35
40＜d≤100 or 20＜t≤60	650~800	≥400	≥16	≥40

Approximate Comparison Table

United States	International Organization for Standardization	Germany	European Standard
ASTM	ISO	DIN EN/DIN	EN	Numerical Grade
1050	C50R C50M2	Cm50	C50R	1.1241

C50R Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!