Cm22 1.1149 - DIN 17200-1987

Grade	Cm22
Germany W-Nr.	1.1149
Corresponding Standard	DIN 17200-1987 Steels for Quenching and Tempering; Technical Delivery Conditions
Classification	Carbon Steel

Cm22 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.17	-	0.3	-	0.02
Maximum Value	0.24	0.4	0.6	0.035	0.035

Cm22 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	Impact Energy Absorption KV2 J
Steel; All Sizes	Softening Annealing (G)					≤156
Steel; d≤16	Quenching and Tempering (V)	550~700	≥350	≥20	≥50		ISO-V ≥50
Steel; 16<d≤40	Quenching and Tempering (V)	550~650	≥300	≥22	≥50		≥50
Flat Steel; d≤100	Normalizing (N)	400~550	≥230		Longitudinal ≥27
Flat Steel; 100<d≤160	Normalizing (N)	380~520	≥210		≥25

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

Cm22 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"!