1.0756 (35SPb20)

Classification

Country	Section	Category
Country	Section	Category
Germany	Non-alloy Steels	Steels with Higher P or S Content

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Pb, %	P, %	C, %	S, %
Standard	Fe, %	Si, %	Mn, %	Pb, %	P, %	C, %	S, %
	97.45–98.68	< 0.4	0.7–1.1	0.15–0.35	< 0.06	0.32–0.39	0.15–0.25

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{0.2}$ , $MPa$	$\epsilon_L$ , %	Treatment
				moderate hardening	550–780	320–430	15–17
		5–10		solid, cold drawn	640–880	480	6
		10–16		solid, cold drawn	590–830	400	7
		16–40		solid, cold drawn	560–800	360	8
		40–63		solid, cold drawn	530–760	340	9
		63–100		solid, cold drawn	510–680	300	9

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
		rolling, turning	149–193
			149–201

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Pb	%	Lead
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma_{0.2}$	$MPa$	Tensile stress required to produce a total elongation of 0.2%
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\epsilon_L$	%	Elongation at break (longitudinal)