C67 1.0603 - DIN 17222-1979

Grade	C67
Germany W-Nr.	1.0603
Corresponding Standard	DIN 17222-1979 Cold Rolled Steel Strips for Springs Technical Condition of Delivery
Classification	Carbon Steel

C67 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.65	0.15	0.6	-	-
Maximum Value	0.72	0.35	0.9	0.045	0.045

C67 Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Hardness HBW
t≤3*	Cold Rolled + Soft Annealing (G)	≤640	≥12	HV** ≤190
t≤2.5****	Cold Rolled + Quenching + Tempering (H+A)	*** 1230~1770		365~525
t≤2.5	Quenching			≥680

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