QSTE650TM steel for automobile beams have
high strength and good bending performance, which is suitable for beam parts.
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
|
Remarks ：
1 . The yiels strength of 650MPa and 700MPa with thickness ＞8mm can be 20MPa lower .
2 . Samples for the tensile test are taken in rolling direction. Samples for cold bend test are taken transversely .
|
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%
HENAN JOIN-WIN IM/EX CORP Will return you
with high-quality products and complete after-sale service with the lowest
price. we committed to exceed customer's expectation on the basis of quality,
price, and delivery. We sincerely hope to establish long-term cooperation
relationship with you on the basis of mutual benefit, reciprocity and common
development. As QSTE650TM Mechanical and QSTE650TM suppliers, we can supply QSTE650TM
Chemical, QSTE650TM Mechanical and QSTE650TM standard for you ,please contact
us ：
Email : pandora@steel-jw.com
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