DIN 1.0909

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#1.0909

Description

DIN DIN 1.0909 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: DIN 1.0909

Category	Type	Steel Grade	Standard
Steel Grades	Alloy Steel	DIN 1.0909	DIN
		JIS SMn 2
		JIS SMn 2 H
		JIS SNCM 21
		JIS SNCM 21 H
		JIS SNCM 8
		JIS SUP 10
		JIS SUP 11
		JIS S 15 CK
		1.0904
		1.0909

Chemical composition(mass fraction)(wt.%) of the DIN 1.0909

Element	Weight %
C	0.55-0.65
Mn	0.65-1.10
P	0.035
S	0.040
Si	1.7-2.20

Mechanical Properties of steel grade DIN 1.0909

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
897 (≥)	543 (≥)	31	33	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade DIN 1.0909

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
43	-	-			0.12	-
928	657	-	44.3	444		-
357	-	22	23.2			423	424

Heat Treatment of steel grade DIN 1.0909

Heat treated : 1285°C - 1865°C

Technological Curves of steel grade DIN 1.0909

No Curve

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