Ck60 1.1221 - DIN 17200-1987

Ck60 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.57	-	0.6	-	-
Maximum Value	0.65	0.4	0.9	0.035	0.03

Ck60 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
Steel; All Sizes	Shearable condition (C)					≤255
Steel; All Sizes	Softening Annealing (G)					≤241
Steel; d≤16	Quenching and Tempering (V)	850~1000	≥580	≥11	≥25
Steel; 16<d≤40	Quenching and Tempering (V)	800~950	≥520	≥13	≥30
Steel; 40<d≤100	Quenching and Tempering (V)	750~900	≥450	≥14	≥35
Bars; 16<d≤100	Normalizing (N)	690~880	≥380		≥14
Flat steel; d≤16	Normalizing (N)	650~920	≥380		Longitudinal ≥14
Flat steel; 16<d≤100	Normalizing (N)	650~920	≥340		≥14
Flat Steel; 100<d≤160	Normalizing (N)	630~880	≥310		≥12

New and Old Grade Replacement List

1 Approximate Comparison Table High-Quality Carbon Structural Steel

China		United States		International Organization for Standardization	Germany		France	Russia	Sweden	United Kingdom
GB	ISC	ASTM/AISI	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	GOST	SS	BS EN/BS
60	U20602	1060	G10600	C60E4	C60E Ck60	1.1221	C60E XC60	60	1678	C60E 070M60

2 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	International Organization for Standardization	Germany	France	European Standard		Russia	United Kingdom
GB	JIS	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
60	S58C	C60E4	Ck60	XC60	C60E	1.1221	60 60G	070M60 CS60

Ck60 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"!