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| GL Grade D |
Product: GL Grade D shipbuilding steel plate is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels.GL Grade D 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 GL Grade D shipbuilding Steel offered by JoinWin Industry can be certificated by JoinWin as per customer's request.
GL Grade D, GL-D 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
|
GL-D
|
0.21
|
0.35
|
0.60-1.20
|
0.035
|
0.035
|
0.015
|
CE: C+1/6Mn ≤ 0.40%
Cu ≤ 0.35%,Ni ≤ 0.30%
Cu ≤ 0.35%,Ni ≤ 0.30%
GL Grade D, GL-D Mechanical Property in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar
Grade
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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
| |||||
GL-D
|
400-520
|
235
|
22
|
-20
|
27
|
20
|
34
|
24
|
41
|
27
|
GL Grade D, GL-D shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar delivery condition :
Grade
|
category
|
The thickness of steel
| ||||
≤ 12
|
> 12.5-25
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> 25-35
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> 35-50
|
> 50-100
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D
|
Plate/sheet
|
A(50)
|
N(50)
CR(50)
TM(50)
|
N(50)
TM(50)
CR(25)
| ||
Profile steel
|
N(50)
CR(50)
TM(50)
AR*(25)
|
-
| ||||
JW steel keeps more than 10,000 tons hot rolled and cold rolled GL Grade D, GL-D shipbuilding steel in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.
Skype: vivian.qiu16
Website: www.steel-jw.com
Tel 86, 371, 63332179
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