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S355G7+M offshore Steel plate
Gangsteelis specialized S355G7+M, S355G7+M 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.
S355G7+M Chemical Composition |
|||||||
Grade |
The Element Max (%) |
||||||
C |
Si |
Mn |
P |
S |
Al |
N |
|
S355G7+M |
0.14 |
0.15-0.55 |
1.0-0.01 |
0.02 |
0.01 |
0.0055 |
0.01 |
Nb |
V |
Ti |
Cu |
Cr |
Ni |
Mo |
|
0.04 |
0.06 |
0.025 |
0.3 |
0.25 |
0.5 |
0.08 |
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】%
S355G7+Mhigh strength property |
|||||||
Grade |
|
Mechanical Property |
Charpy V Impact Test |
||||
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
S355G7+M |
mm |
Min Mpa |
Mpa |
Min % |
-40 |
J |
J |
t≤50 |
355 |
470-630 |
22% |
50 |
50 |
||
50<t≤63 |
355 |
470-630 |
22% |
50 |
50 |
||
63<t≤100 |
325 |
490-630 |
22% |
50 |
50 |
||
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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