What are the Q500qD, Q500qE, Q500qF steel properties?

Grades

C

Si

Mn

P

S

Nb

V

Ti

Cr

Ni

Cu

Mo

N

Als

Q500qD

≤0.11

≤0.55

0.80-1.70

≤0.025

≤0.015

0.005-0.060

0.010-0.080

0.006-0.030

≤0.80

≤0.70

≤0.30

≤0.30

≤0.0080

0.010-0.045

Q500qE

≤0.11

≤0.55

0.80-1.70

≤0.020

≤0.015

Q500qF

≤0.11

≤0.55

0.80-1.70

≤0.015

≤0.015

Grades

Tensile requirement

V-shaped impact test

yield strength/MPa, min

Tensile strength/MPa

Elongation, A%

Test temperature/℃

Impact absorption energy/J

Thickness/mm

≤50

50-100

Min.

Min.

Q500qD, Q500qE, Q500qF

500

480

630

18

-20

120

-40

-60

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