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S355G7+N offshore Steel plate
Gangsteelis specialized S355G7+N, S355G7+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.
|
S355G7+N Chemical Composition |
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|
Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
S355G7+N |
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+Nhigh strength property |
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|
Grade |
|
Mechanical Property |
Charpy V Impact Test |
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|
Thickness |
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
S355G7+N |
mm |
Min Mpa |
Mpa |
Min % |
-40 |
J |
J |
|
t≤50 |
355 |
470-630 |
22% |
50 |
50 |
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|
50＜t≤63 |
355 |
470-630 |
22% |
50 |
50 |
||
|
63＜t≤100 |
325 |
490-630 |
22% |
50 |
50 |
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|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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