1.8903

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#1.8903

Description

1.8903 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.8903

Category	Type	Steel Grade
Steel Grades	Carbon Steel	1.8903
		TStE 420
		S420NL
		1.8913
		EStE 420
		S420NL1
		StE 460
		1.8901
		S460N
		1.8905
		P460N

Chemical composition(mass fraction)(wt.%) of the 1.8903

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.20	0.60	1.00-1.70	0.030	0.025	≤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 1.8903

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)
683 (≥)	298 (≥)	21	32	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	133

Physical Properties of steel grade 1.8903

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
14	-	-			0.32	-
924	119	-	14.3	343		-
729	-	33	34.2			434	241

Heat Treatment of steel grade 1.8903

Heat treated : 1113°C - 1511°C

Technological Curves of steel grade 1.8903

No Curve

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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