P420NH

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#P420NH

Description

P420NH Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: P420NH

Category	Type	Steel Grade
Steel Grades	Carbon Steel	P420NH
		TStE 380
		S380NL
		1.8911
		EStE 380
		S380NL1
		1.8902
		StE 420
		S420N
		1.8932
		WStE 420

Chemical composition(mass fraction)(wt.%) of the P420NH

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.20	0.10-0.60	1.00-1.70	0.035	0.030	≤0.30	≤ 1.00
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.10	≥0.020	≤0.70	≤0.05	≤0.20	≤ 0.20
N	Co	Pb	B	Other
≤0.020				Nb+Ti+V ≤0.22

Mechanical Properties of steel grade P420NH

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)
868 (≥)	355 (≥)	13	34	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	414

Physical Properties of steel grade P420NH

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
44	-	-			0.21	-
766	315	-	32.3	341		-
812	-	14	21.2			343	433

Heat Treatment of steel grade P420NH

Heat treated : 1825°C - 1266°C

Technological Curves of steel grade P420NH

No Curve

Cross Reference Table (Equivalent Grade) of P420NH

Grade	Standard	Country	Application
P420NH			Spain structural alloy steel

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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...

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