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RI/A shipbuilding steel

RI/A shipbuilding steel plate

RI/A shipbuilding steel with good toughness properties,higher strength.RI/A shipbuilding steel are mainly used to contribute hull of ships and the cranes of breaRI/AulkeRI/And vessels in low temperature oceans.All of our stock is the high quality RI/A shipbuilding steel plate.Shanghai Royal Industry has a large number of stocks.

RINA grade A 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/A

0.21

0.50

≥ 2.5C

0.035

0.035

-

CE: C+1/6Mn ≤ 0.40%

Cu ≤ 0.35%,Ni ≤ 0.30%

RINA Grade A, RI/A 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/A

400-520

235

22

20

-

-

34

24

41

27

RINA Grade A, RI/A 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/A

Plate/sheet

A(-)

N(-),TM(-)

CR(50)

AR*(50)

Profile steel

 

-

Shanghai Royal Industry keeps more than 10,000 tons hot rolled and cold rolled RINA Grade A, RI/A 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 A, RI/A shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar supplier, RINA Grade A, RI/A shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar manufacturer, RINA Grade A, RI/A 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 A, RI/A shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar competitive price, RINA Grade A, RI/A shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar good quality and best service from us.

Related Link: RINA Grade B, RINA Grade D, RINA Grade E,Ordinary-strength shipbuilding steel plate

 

RI/B

RI/D

RI/E