1.0309

Country	Section	Category
Germany	Non-alloy Steels	Steels with Average C < 0,12% or Rm < 400 MPa

Standard	Fe, %	Si, %	Mn, %	Ti, %	P, %	C, %	S, %
	> 98.335	< 0.5	< 0.6	< 0.3	< 0.1	< 0.12	< 0.045

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{0.2}$$, $$MPa$$	$$\epsilon_{L (L_0 = 80 mm)}$$, %	Treatment
					270–370	140–240	30

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
$$\epsilon_{L (L_0 = 80 mm)}$$	%	Elongation at break (longitudinal) (for L₀ = 80 mm)