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- : Shanghai Royal Industry
- :
- : info@sg295steel.com
- : info@sg295steel.com
- :
RINA Grade B shipbuilding steel plate, RI/B shipbuilding steel plate, RINA Grade B shipbuilding angle steel bar
RI/B shipbuilding steel is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels.RI/B 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 RI/B shipbuilding steel offered by Shanghai Royal Industry can be certificated by Shanghai Royal Industry as per customer's request.
RINA Grade B Marine steel 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 |
|
RI/B |
0.21 |
0.35 |
0.80-1.20 |
0.035 |
0.035 |
- |
CE: C+1/6Mn ≤ 0.40%
Cu ≤ 0.35%,Ni ≤ 0.30%
RINA Grade B, RI/B 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 |
|||||
|
RI/B |
400-520 |
235 |
22 |
0 |
27 |
20 |
34 |
24 |
41 |
27 |
RINA Grade B, RI/B 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 |
>25-35 |
>35-50 |
>50-100 |
|
RI/B |
Plate/sheet |
A(-) |
A(50) |
N(50),TM(5) CR(25) AR*(25) |
||
|
Profile steel |
- |
|||||
Shanghai Royal Industry keeps more than 10,000 tons hot rolled and cold rolled RINA Grade B, RI/B 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.
We also have a high quality logistics team who make sure the fast delivery time and shipment. Anyway, if you want to find RINA Grade B, RI/B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar supplier, RINA Grade B, RI/B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar manufacturer, RINA Grade B, RI/B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar exporter, please contact Shanghai Royal Industry's sales team. We will give you the RINA Grade B, RI/B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar competitive price, RINA Grade B, RI/B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar good quality and best service from us.
Related Link: RINA Grade A, RINA Grade D, RINA Grade E,Ordinary-strength shipbuilding steel plate