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S355G9+N offshore Steel plate
Gangsteel is specialized in S355G9+N, S355G9+N is a structural grade steel supplied to the offshore industry. The material can be delivered as normalized (N) or thermo-mechanically rolled (M). Supplied in accordance with EN10225:2001, the steel offers good tensile and yield strength.
Chemical Composition
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Al |
Cu |
N |
Nb |
Ti |
V |
Nb+V |
|
0.12 |
0.15/0.55 |
1.65 |
0.02 |
0.01 |
0.20 |
0.08 |
0.7 |
0.015/0.055 |
0.3 |
0.01 |
0.03 |
0.025 |
0.06 |
0.06 |
Crack Sensitivity: Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
|
Grade |
Mechanical Properties (min) unless stated |
||||||||
|
Tensile Strength |
Yield Strength |
Elongation |
|||||||
|
Thickness (mm) |
Thickness t - mm |
||||||||
|
≤100 |
>100 |
≤16 |
16<t≤25 |
25<t≤40 |
40<t≤63 |
63<t≤100 |
100<t≤150 |
% |
|
|
S355G9+N |
470/630 |
– |
355 |
355 |
345 |
335 |
325 |
– |
22 |
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