Gangsteel is specialized in supplying A131 high strength steel plate in A131 DH40 . For more information of GradeDH40 steel plate, please check them in following:

 

 

A131 DH40  high Strength Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

A131 DH40

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 DH40  high strength property

Grade

 

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

A131 DH40

mm

Min Mpa

Mpa

Min  %

-20

J

J

t≤50

390

510-650

22%

20

30

50<t≤70

390

510-650

22%

-

-

70<t≤100

390

510-650

22%

-

-

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

Boiler steel plates| Alloy steel plates| High strength plate| Carbon steel plate

 

 

 

 

 

Equivalent steel grade of A131 DH40

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV D40

GL-D40

LR/DH40

BV/DH40

CCS/D40

K D40

R D40

RI/D40

 

 

 

If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes.

 

Related grades: A131 AH40 | A131 EH40 | A131 FH40

 

Other Products