#Automotive QSTE650TM steel,QSTE650TM steel plate,QSTE650TM steel,QSTE650TM steel sheet,QSTE650TM steel sheet manufacturer,QSTE650TM steel
QSTE650TM steel Mechanical Properties
Grade
|
Yield strength
(MPa)
|
Tensile strength
(MPa)
|
Elongation (%)
|
180 degree cold bend, diameter
|
|
Thickness＜3mm
Lo=80mm, b=20mm
|
Thickness≥3mm
L0=5.65√S0
|
||||
QSTE650TM
|
≥650
|
700-880
|
≥10
|
≥12
|
2.0a
|
QSTE650TM steel Chemical composition %
Grade
|
C
|
Si
|
Mn
|
p
|
S
|
Al
|
Nb
|
V
|
Ti
|
Mo
|
QSTE650TM
|
≤0.10
|
≤0..50
|
≤2.00
|
≤0.025
|
≤0.010
|
≥0.015
|
≤0.09
|
≤0.20
|
≤0.15
|
Remarks : Nb + V + Ti ≤0.22%
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