

ASTM A131 Gr. A/B/D/E naval steel plate ABS,LR,GL
Steel Grade: A131 Grade A,A131 Grade B,A131 Grade D,A131 Grade E
Relative steel grades:A131/A,A131/B,A131/D,A131/E,A131/A32,A131/A36,A131/A40,
A131/D32,A131/D36,A131/D40,A131/E32,A131/E36,A131/E40,A131/F32,A131/F36,A131/F40
Main application:Used primarily in structural applications in marine and shipping industry for barges,ships,small vessels,support structures and various type of equipment under ASTM A131/A131M.
Rolling range: Thickness*Width*Length 3-450mm*1500-4200mm*5000-18000mm
Surface Treatment: Coated,Shop primer painting
Test: Low temperature impacting test,Ultrasonic examination,Normalized,Z-TEST,Z15,Z25,Z35.
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►Mechnical property for A131 Grade A shipbuilding structual steel:
Yield strength (≥Mpa) |
Tensile strength (Mpa) |
Elongation in ≥,% | |
235 |
400-520 |
200mm |
50mm |
21 |
24 |
►Chemical composition for A131 Grade A ship steel (Heat Analysis Max%)
Main chemical elements composition of A131 Grade A | ||||
C |
Si |
Mn |
P |
S |
0.21 |
0.50 |
2.5×C |
0.035 |
|
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