Fe E 420 KW

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Italy UNI FeE420KW Cold rolled flat finished products of special steel. Plates and strips with thickness greater than or equal to 3 mm for highly stressed finished structures and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FeE420KW / Fe E 420 KW

Category	Grade	Standard	Region/Area	Standard Content
Metals	Fe E 420 KW	UNI 7382	Italy	Cold rolled flat finished products of special steel. Plates and strips with thickness greater than or equal to 3 mm for highly stressed finished structures

Chemical composition(mass fraction)(wt.%) of the Fe E 420 KW

Element	Min	Max	Similar
V	0.0200	0.2000	-
Ti	-	0.2000	-
Si	-	0.5000	-
S	-	0.0350	-
P	-	0.0350	-
Ni	-	0.7000	-
Nb	0.0150	0.0600	-
Mo	-	0.4000	-
Mn	1.0000	1.6000	-
Cu	-	0.6000	-
Cr	-	0.4000	-
C	-	0.2000	-
Al	0.0150	-	-

Mechanical Properties of steel grade Fe E 420 KW

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)
955 (≥)	979 (≥)	21	24	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	233

Physical Properties of steel grade Fe E 420 KW

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
32	-	-			0.21	-
134	699	-	33.3	323		-
665	-	34	13.2			234	133

Heat Treatment of steel grade Fe E 420 KW

Heat treated : 1764°C - 1252°C

Technological Curves of steel grade Fe E 420 KW

No Curve

Cross Reference Table (Equivalent Grade) of Fe E 420 KW

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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