C25R - ISO 683-1-2016

Grade	C25R
Corresponding Standard	ISO 683-1-2016 Non-Alloy Steels for Quenching and Tempering
Classification	Carbon Steel

C25R Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	More
Minimum Value	0.22	0.1	0.4	-	0.02	-	-	-	-	Cr+Mo+Ni≤0.63
Maximum Value	0.29	0.4	0.7	0.025	0.04	0.4	0.4	0.3	0.1	Cr+Mo+Ni≤0.63

C25R Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
d≤16 or t≤8	550~700	≥370	≥19	≥35
16＜d≤40 or 8＜t≤20	500~650	≥320	≥21	≥35

Approximate Comparison Table Non-Alloy Steel for Quenching and Tempering

International Organization for Standardization	Germany	France	European Standard
ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade
C25R	Cm22	XC18u	C22R C22R	1.1149

C25R 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"!