1.1105 (S315NL1)

Particularly strong at low temperatures

Classification

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

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cu, %	Al, %	P, %	C, %	S, %
	97.63–99.3	< 0.45	0.7–1.5	< 0.2	< 0.02	< 0.025	< 0.16	< 0.015

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\epsilon_L$$, %	$$R_{eH}$$, $$MPa$$	Treatment
		< 70			440–560	> 23	> 295
		70–85			430–550	> 23	> 285
		85–100			420–540	> 23	> 275
		100–125			410–530	> 23	> 265
		125–150			400–520	> 23	> 255
		150–250			390–520	> 23	> 245

Description of chemical elements

Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cu	%	Copper
Al	%	Aluminium
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur

Description of mechanical properties

Parameter	Units of measurement	Description
$$\sigma _{U}$$	$$MPa$$	Ultimate tensile strength
$$\epsilon_L$$	%	Elongation at break (longitudinal)
$$R_{eH}$$	$$MPa$$	Upper yield point