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DC56D+ZF Hot-dip galvanized steel

2014/4/29 23:45:35

DC56D+ZF Hot-dip galvanized steel

DC56D+ZFa,b is a kind of hot dipped galvanized steel under the standard Q/BQB 420-2003.
DC56D+ZF Chemical composition:


Grade

Chemical composition %

C
max

Si
max

Mn
max

P
max

S
max

Alt
min

Ti
max

Nb
max

DC56D+ZFa,b

0.01

0.10

0.30

0.025

0.020

0.015

0.1

0.1

DC56D+ZF Mechanical Property:


STEEL GRADE

Tensile Strength
(Mpa)

Yield Strength
(Mpa)

n90

r90

Elongation% min
(Lo=80mm b=20mm)

The coating adhesion
(The heart bending diameter )

 min

min

<0.7mm

>0.7mm

<140/140

>140/140-175/175

>175/175

DC56D+ZFa,b

270-350

120-180

0.20

1.7

36

38

0a

1a

2a

a means when the thickness is more than 1.5mm, the minimum value r90 can lower 0.2.
b means when the thickness not more than 0.7mm, the minimum value r90 can lower 0.2, n90 can lower 0.01. 
c means For difference thickness of coating products, thick coating surface as the outer surface of the bending test.

Bebon is a professional company, we can offer all kinds of steel processing service. We are always dependable and excellent quality products, an obvious commitment from your highest levels of management and all your employees to be able to keep up this outstanding performance order after order. If you have requirement for DC56D+ZFa,b hot hot dipped galvanized steel, please email to us.

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