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QStE 420 N

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Germany SEW QStE420N 冷成型用高屈服强度钢制热轧板材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: QStE420N / QStE 420 N
Category Grade Standard Region/Area Standard Content
Metals QStE 420 N SEW 092 Germany 冷成型用高屈服强度钢制热轧板材

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

Element Min Max Similar
V - 0.1000 -
Ti - 0.2200 -
Si - 0.5000 -
S - 0.0300 -
P - 0.0300 -
Nb+Ti+V - 0.2200 -
Nb - 0.0900 -
Mn - 1.6000 -
C - 0.2000 -
Al 0.0150 - -

Mechanical Properties of steel grade QStE 420 N

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
677 (≥) 832 (≥) 41 34 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade QStE 420 N

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
24 - -     0.31 -  
831 869 - 21.3 432   -  
248 - 13 31.2   411 321

Heat Treatment of steel grade QStE 420 N

Heat treated : 1532°C - 1992°C

Technological Curves of steel grade QStE 420 N

Cross Reference Table (Equivalent Grade) of QStE 420 N

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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Jiangyou Longhai Special Steel Co.,Ltd.

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