QSTE650TM

QSTE650TM steel for automobile beams have high strength and good bending performance, which is suitable for beam parts.

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%

QSTE650TM steel sheet 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 .

Shanghai Royal Industry 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 ：jw@steel-jw.com

Related products : QSTE550TM steel , QSTE700TM steel , QSTE600TM steel

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