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ABS Grade A hot rolled flat steel is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels. ABS Grade A hot rolled flat steel Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components.

ABS Grade A hot rolled flat steel specifications: 75 × 7-16, 80 × 7-16, 100 × 8-16, 120 × 8-16, 150 × 9-20, 200 × 10-25, 250 × 10-25, 300 × 12-30, 350 × 12-30, 400 × 15-35

ABS Grade A hot rolled flat steel, AB/A Mechanical Property:

Grade

Rm

(MPa)

Re(MPa) min

A% min

Akv/J min

E.T °C

Thickness (mm)

≤ 50

>50-70

>70-100

L

C

L

C

L

C

AB/A

400-520

235

22

20

-

-

34

24

41

27

ABS Grade A hot rolled flat steel, AB/A chemical composition:

Grade

C max

Si max

Mn

P max

S max

Als min

AB/A

0.21

0.50

≥ 2.5C

0.035

0.035

-

CE: C+1/6Mn ≤ 0.40%

Cu ≤ 0.35%,Ni ≤ 0.30%

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