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ASTM A656 Grade 70|A656 Gr.70|A656 Gr70 steel plate
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Gangsteel Grade : |
A656 Grade 70 |
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Specification: |
Thickness 8mm-200mm, Width: 1500-4020mm, Length: 3000-27000mm |
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Standard: |
ASTM A656 Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel |
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Approval By Third Party |
ABS, DNV, GL, CCS, LR , RINA, KR, TUV, CE |
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Classification: |
Normalized rolled weldable fine grain structural steels |
Gangsteel is specialized in supplying ASTM steel plate in A656 Grade 60 .For more information of A656 Grade 50 steel plates, please check them in following:
Chemical composition % of the Product analysis of grade A656 Grade 70
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A656 Grade 70 Chemical Composition |
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Grade |
The Element Max (%) |
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C |
Si |
Mn |
P |
S |
V |
Ni |
Co |
|
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A656 Grade 70 |
0.18 |
0.6 |
1.65 |
0.025 |
0.035 |
0.08 |
0.020 |
0.10 |
AThe contents of columbium and vanadium shall additionally be in accordance with one of the following:
columbium 0.008-0.10 % with vanadium <0.008 %;
columbium <0.008 % with vanadium 0.008-0.15 %; or
columbium 0.008-0.10 % with vanadium 0.008-0.15 % and columbium plus vanadium not in excess of 0.20 %.
Mechanical properties of grade A656 Grade 70
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Grade |
Thickness(mm) |
Min Yield (Mpa) |
Tensile(MPa) |
Elongation(%) |
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A656 Grade 70 |
8mm-50mm |
415Mpa |
485Mpa |
14% |
|
50mm-200mm |
415Mpa |
485Mpa |
17% |
Related grades A565 Gr.50|A565 Gr.60| A565 Gr.70 |A565 Gr.80
