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- How to choose steel grades from shipbuilding steel plate
- Introduction of Corten steel plate in different specifications
LR A420 steel plate,LR A420 ship plate,LR A420 shipbuilding plate
Source:Xin Steel Industry Date:2014/05/21
Ship plate also named as shipbuilding plate,shipbuilding steel plate and marine plate.LR Grade A420 ship steel plate is an extra high strength ship plate which owned the minimum yield strength at 420 Mpa.When rolling steel plate LR A420,low temperature impacting test shall be done at zero centigree.Now Xinsteel can roll LR A420 from thickness 3-300mm,width from 1500mm-4200mm and length from 5000mm to 18000mm,we also can cut into small sizes in our processing plants if customer requested.
Getting more information about LR A420 high strength ship plate, Contact Xinsteel Now.
Generally before using these ship plates,steel plate pretreatment is necessary.Pre-treatment including shot blasting and painting with shop primer.Some shipyards have its own shot blasting and painting lines,and others have non.Xinsteel set up two pre-treatment lines for shipbuilding steel plate seperately in Shanghai and Tianjin port city for giving customers' one-stop services.
Chemical composition of Heat analysis for Shipbuilding steel plate LR A420 (Max %):
|
C |
Si |
Mn |
P |
S |
Al |
N |
|
0.21 |
0.10-0.55 |
1.7 |
0.035 |
0.035 |
0.015-0.08 |
0.02 |
|
Ni |
V |
Ti |
Cu |
B |
Nb |
Mo |
|
|
0.04-0.10 |
0.02 |
|
0.005 |
0.02-0.05 |
|
|
Yield strength (Mpa) |
Tensile strength (Mpa) |
Steel Mark |
|
420 |
530-680 |
LR A420 |