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| NK DH36 |
NK DH36 Marine steel is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels.NK DH36 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. All the NK DH36 shipbuilding Steel offered by JoinWin Industry can be certificated by JoinWin as per customer's request.
NK DH36, K D36 NK DH36 Z15, NK DH36 Z25,NK DH36 Z35
chemical composition in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar
Grade
|
C max
|
Si max
|
Mn
|
P max
|
S max
|
Als min
|
Ti max
|
Cu max
|
Cr
max
|
Ni
max
|
Mo
max
|
Nb
|
V
|
DH36
|
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 : ≤ 0.36% (thickness ≤ 50mm),≤0.38%( when the thickness >50-100).
Ceq% =(C+Mn)/6+(Cr+Mo+V)/5+(Ni+Cu)/15.
NK DH36, K D36 NK DH36 Z15, NK DH36 Z25,NK DH36 Z35
Mechanical Property in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar
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
| |||||
K D36
|
490-630
|
355
|
21
|
-20
|
34
|
24
|
41
|
27
|
50
|
34
|
NK DH36, K D36 NK DH36 Z15, NK DH36 Z25,NK DH36 Z35
shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar delivery condition :
Grade
|
Fine grains elements
|
category
|
The thickness of steel
| |||||
≤ 12
|
>12.5-20
|
>20-25
|
>25-35
|
>35-50
|
>50-100
| |||
DH36
|
Nb+V or V
|
Plate/sheet
|
A(50)
|
N(50),CR(50),TM(50)
|
N(50),CR(25),TM(50)
| |||
Profile steel
|
N(50),CR(50),TM(50),AR*(25)
|
-
| ||||||
Al or Al+Ti
|
Plate/sheet
|
A(50)
|
AR*(25)
|
-
| ||||
N(50),CR(50),TM(50)
|
N(50),CR(25),TM(50)
| |||||||
Profile steel
|
A(50)
|
N(50),CR(50),TM(50),AR*(25)
|
-
| |||||
Skype: vivian.qiu16
Website: www.steel-jw.com
Tel 86, 371, 63332179

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