ASTM A131 AH40 steel plate factory

BBN STEEL is specialized in supplying A131 high strength steel plate in A131 Grade AH40. For more information of Grade AH40 steel plate, please check them in following:

ASTM A131 AH40 high Strength Chemical Composition:

A131 AH40 high Strength Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

A131 AH40

0.18

0.1-0.50

0.90-1.6

0.035

0.035

>0.015

 

Nb

V

Ti

Cu

Cr

Ni

Mo

0.02-0.05

0.05-0.10

0.02

0.35

0.2

0.4

0.08

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 AH40 steel plate factory Mechanical Property

A131 AH40 high strength property

Grade

 

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

A131 AH40

mm

Min Mpa

Mpa

Min  %

0

J

J

t≤50

390

510-650

22%

27

41

50<t≤70

390

510-650

22%

NA

NA

70<t≤100

390

510-650

22%

NA

NA

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

BBN STEEL Shipbuilding Plate factory is specialized in producing, exporting high quality A131  Classification Society Steel Plate, The main Grade is A131 Grade A, Grade B, Grade D, Grade E, AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36, EH40 and FH32, FH36, FH40.

 

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