C22 1.0402 - DIN 17204-1990

C22 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.17	-	0.3	-	-
Maximum Value	0.24	0.4	0.6	0.045	0.045

C22 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
Hot drawn, cold drawn pipes	Annealing					≤156
Pipe material t≤16	Normalizing (N)	420~550	≥260	≥21(long.)；≥19(tr.)
Pipe material 16<t≤40	Normalizing (N)	400~530	≥240	≥24(long.)；≥22(tr.)
Pipe material 40<t≤80	Normalizing (N)	380~510	≥220	≥24(long.)；≥22(tr.)
Pipes t≤8	Quenching + Tempering (V)	500~700	≥340	≥20(long.)；≥18(tr.)	≥50
Pipes; 8< t≤20	Quenching + Tempering (V)	470~670	≥290	≥22(long.)；≥20(tr.)	≥50
Pipes; 20< t≤50	Quenching + Tempering (V)	440~640	≥270	≥22(long.)；≥20(tr.)	≥50
Pipe; 50<t≤80	Quenching + Tempering (V)	420~620	≥260	≥22(long.)；≥20(tr.)	≥50

1 Approximate Comparison Table

China	Japan	United States	International Organization for Standardization	Germany		European Standard		Russia	Sweden	United Kingdom
GB	JIS	SAE	ISO	DIN EN/DIN	W-Nr.	EN	Numerical Grade	GOST	SS	BS EN/BS
20	S20C S22C	1020	C25	C22	1.0402	C22	1.0402	20	1450	070M20

2 Approximate Comparison Table

3 Approximate Comparison Table

C22 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"!