ASTM A131 D Steel Plate

BBN STEEL owned stock warehouses at Shanghai, Tianjin port  city which store thousands tons of shipbuilding steel plate with many grades, such as ASTM A131 Grade B,A131 Grade D and higher ship steel grade A131 Grade DH36,A131 Grade EH36 and A131 Grade FH32.

A131/D general Strength Chemical Composition:

Grade

The Element Max (%)

C

Si

Mn

P

S

C+Mn/6

A131/D

0.21

0.10-0.35

0.60

0.035

0.035

0.40

Crack Sensitivity:  Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent:  Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

A131/D Mechanical Property:

Grade

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

A131/D

mm

Min Mpa

Mpa

Min  %

-20

J

J

t≤50

235

400-520

21%

20

27

50<t≤70

235

400-520

21%

70<t≤100

235

400-520

21%

Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

Please send your needed sizes and steel grades to us if you demand of stock of shipbuilding steel plate.

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