C67S 1.1231 - EN 10132-4-2002

Grade	C67S
European Standard Steel Grade	1.1231
Corresponding Standard	EN 10132-4-2002 Cold Rolled Narrow Steel Strip for Heat Treatment - Technical Delivery Conditions - Part 4: Spring Steels and Other Applications
Classification	Spring Steel
Properties	Strength Elasticity

C67S Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo
Minimum Value	0.65	0.15	0.6	-	-	-	-	-
Maximum Value	0.73	0.35	0.9	0.025	0.025	0.4	0.4	0.1

C67S Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
0.3≤t≤3	Annealing (+A) or Annealing and Flattening (+LC)	≤600	≤510	≥16	HV ≤200
0.3≤t≤3	Cold rolled (+CR)	≤1140			HV ≤315
	Quenching and Tempering (+QT)	1200~1900			HV 370~580

Approximate Comparison Table Spring Steel

C67S 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"!