σU
MPa
σY
MPa
σ0.2
MPa
ϵL
ϵL(L0=80mm)
ϵL(L0=5.65So√)
ReH
MPa

1.1221 (C60E)

Classification

Country	Section	Category
Country	Section	Category
Germany	Non-alloy Special Steels	Structural Pressure Vessel and Engineering Steels with C > = 0,5%

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	P, %	C, %	S, %	Mo, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	P, %	C, %	S, %	Mo, %
EN 10083-1	97.085–98.83	< 0.4	0.6–0.9	< 0.4	< 0.4	< 0.03	0.57–0.65	< 0.035	< 0.1

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	$\epsilon_{L (L_0 = 80 mm)}$ , %	$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$ , %	$R_{eH}$ , $MPa$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	$\epsilon_{L (L_0 = 80 mm)}$ , %	$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$ , %	$R_{eH}$ , $MPa$	Treatment
		< 16		normalization	710					10	380–390
		16–100		normalization	670					11	340–350
		100–250		normalization	650					11	310
		250–500		normalization	630						275
		500–1000		normalization	620						260
		0.3–3		annealing, soft	620		495		17
		0.3–3		moderate hardening	1150–1750
		5–10		solid, cold drawn	800–1150		630	5
		10–16		solid, cold drawn	780–1130		550	5
		16–40		solid, cold drawn	730–1100		480	6
		< 8		moderate hardening	850	580		11
		8–20		moderate hardening	800	520		13
		20–50		moderate hardening	750	450		14
		50–80		moderate hardening	710	420		14

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
		improved machinability	255
		annealing, soft	241
		rolling, turning	198–278

Твёрдость по Викерсу

Rolling	Standard	Classifiers	Value, HV
Rolling	Standard	Classifiers	Value, HV
		annealing, soft	195
		cold rolling	305
		moderate hardening	345–530

Standards

Standard	Description
Standard	Description
EN 10083-1

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cr	%	Chrome
Ni	%	Nickel
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur
Mo	%	Molybdenum

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma_{Y}$	$MPa$	Yield strength
$\sigma_{0.2}$	$MPa$	Tensile stress required to produce a total elongation of 0.2%
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\epsilon_L$	%	Elongation at break (longitudinal)
$\epsilon_{L (L_0 = 80 mm)}$	%	Elongation at break (longitudinal) (for L₀ = 80 mm)
$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$	%	Elongation at break (longitudinal) (for L₀ = 5.65√So)
$R_{eH}$	$MPa$	Upper yield point