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EH36 Shipbuilding steel plate

The EH36 steel plate is the mainly kinds of steel for shipbuilding and oil platform, the shipbuilding gradeEH36 can be used in the manufacture of the ship's hull structure, whose weight is more then 10000 tons.  Shipbuilding grade EH36  is the high tensile strength steel,  EH36 steel for shipbuilding and oil platform must be good toughness properties, higher strength, strong corrosion-resistance, the processing properties, and welding properties.

EH36 steel plate Chemical Composition %


Grade

C max

Si max

Mn

P max

S max

Als min

Ti max

Cu max

Cr
max

Ni
max

Mo
max

Nb

V

EH36

0.18

0.50

0.90-1.60

0.035

0.035

0.015

0.02

0.35

0.20

0.40

0.08

0.02-0.05

0.05-0.10

Note: Generally speaking CE will be 0.40%. If the delivery condition is TMPC, the CE will be : ≤ 0.38% (thickness ≤ 50mm),≤0.40%( when the thickness >50-100).
Ceq% =(C+Mn)/6+(Cr+Mo+V)/5+(Ni+Cu)/15.

 EH36 steel plate Mechanical Property


Grade

Rm
(MPa)

Re(MPa) min

A% min

Akv/J min

EH36

490-630

355

21

E.T °C

Thickness (mm)

-40

50

>50-70

>70-100

L

C

L

C

L

C

34

24

41

27

50

34

Note: In the list , Rm: .tensile strength,Re: Yield strength,A%: elongation, E.T: experimental temperature,L: lengthways, C: crosswise.

EH36 steel plate Condition Of Delivery


Grade

Fine grains elements

category

The thickness of steel

≤ 12

>12.5-20

>20-25

>25-35

>35-50

>50-100

EH36

Any

Plate/sheet

N,TM

Profile steel

N(25),TM(25),AR*(15),CR*(15)

-

Note: 1. delivery condition: A =Any ; N=Normalized ; CR=Control Rolled ; TM=TMPC, Temperature - deformation control rolling; AR*= Can be hot rolled with the agreement of Classification Society ; CR*=Can be control rolled with the agreement of Classification Society .
2.  The Figure in the ( ) means the sampling volume to do the impact test, the unit is Ton.(-) means without impact test.

 

Contrast in the different standard


ASTM A131M

TOCT 5521

BS LR

GB712

EH36

E36

EH36

E36

 


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