StE 420

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#StE # #420

Description

StE 420 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: StE 420

Category	Type	Steel Grade
Steel Grades	Carbon Steel	StE 420
		P380NH
		1.8930
		WStE 380
		1.8910
		TStE 380
		S380NL
		1.8911
		EStE 380
		S380NL1
		1.8902

Chemical composition(mass fraction)(wt.%) of the StE 420

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.20	0.60	1.00-1.70	0.035	0.030	≤0.30	≤ 0.80
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.10	≥0.020	≤0.70	≤0.05	≤0.03	≤ 0.20
N	Co	Pb	B	Other
≤0.025

Mechanical Properties of steel grade StE 420

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)
749 (≥)	896 (≥)	11	44	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	244

Physical Properties of steel grade StE 420

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
34	-	-			0.14	-
319	992	-	22.3	134		-
446	-	12	14.2			421	212

Heat Treatment of steel grade StE 420

Heat treated : 1861°C - 1817°C

Technological Curves of steel grade StE 420

No Curve

Cross Reference Table (Equivalent Grade) of StE 420

Grade	Country	Application
Stellite 1	USA	Stellite alloy
Stellite 3		Stellite alloy
Stellite 3PM		Stellite alloy
Stellite 4		Stellite alloy
Stellite 6		Stellite alloy
Stellite 6KC		Stellite alloy
Stellite 6PM		Stellite alloy
Stellite 7		Stellite alloy
Stellite 8		Stellite alloy
Stellite 12		Stellite alloy
Stellite 12P		Stellite alloy
Stellite 19		Stellite alloy
Stellite 20		Stellite alloy
Stellite 21		Stellite alloy
Stellite 23		Stellite alloy
Stellite 25		Stellite alloy
Stellite 27		Stellite alloy
Stellite 30		Stellite alloy
Stellite 31		Stellite alloy
Stellite 98M2		Stellite alloy

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