Shipbuilding steel plate and sheet A131 Grade A and A131 Grade B are common strength steel plate for hull constructions.Steel Plate A131 Grade A owned the minimum yield strength at 235 Mpa and done low temperature impacting test at room temperature.Steel plate A131 Grade B owned the yield strength above 235 Mpa,but the Low temperature impacting test shall be done at zero centi degree.Our mill can roll these common shipbuilding steel sheet A131 Grade A and A131 Grade B under As rolled,TMCP or Normalized conditions.And the maximum rolling thickness shall reach 300mm and guarantee the steel properity,also can get the approved from nine international classification societies,such as ABS,LR,GL,CCS,NK,DNV,BV,RINA,KR.
Mechanical properties for A131 Grade B shipbuilding steel plate:
|
Yield strength (Mpa) |
Tensile strength (Mpa) |
Impacting Test temperature (℃) |
|
≥235 |
400-520 |
20 |
Chemical composition of cast analysis for A131 Grade A marine steel plate (Max %):
|
C |
Si |
Mn |
P |
S |
|
0.21 |
0.50 |
Min. 2.5*C |
0.035 |
0.035 |
A131 Grade B steel plates and sheets have been exported to worldwide shipyard and ship building company,we have mill A131Grade A steel for shipbuilding.If you have any needs in A131Grade A steel plate price and suppliers, please feel free to contact us
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