A633 Grade A is a normalized, high-strength, low-alloy structural steel plate intended for applications requiring good notch toughness at low temperatures. It is suitable for welded, riveted, or bolted construction and features a minimum yield strength of 290 MPa (42 ksi) and a tensile strength between 430 and 570 MPa.
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Gnee steel Grade : |
A633 Grade A |
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Specification: |
Thickness 8mm-300mm, Width: 1500-4020mm, Length: 3000-27000mm |
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Standard: |
ASTM A633 Technical delivery conditions for general structural steels |
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Approval By Third Party |
ABS, DNV, GL, CCS, LR , RINA, KR, TUV, CE |
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Classification: |
hot rolled or normalizing structural steels |
Chemical composition % of the Product analysis of grade A633GrA
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C |
Si |
Mn |
P |
S |
Al(min) |
N |
|
0.18 |
0.15-0.50 |
1.00-1.35 |
0.035 |
0.04 |
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|
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Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
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0.05 |
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Mechanical properties of grade A633 Grade A
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Temperature |
-35 |
-20 |
0 |
25 |
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Notch impact test. Min. absorbed energy J |
41 |
54 |
61 |
68 |
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Nominal thickness (mm) |
to 65 |
65 - 100 |
100 - 150 |
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ReH - Minimum yield strength (MPa) |
290 |
290 |
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Nominal thickness (mm) |
To 65 |
65- 100 |
100-150 |
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Rm -Tensile strength (MPa) |
430-570 |
430-570 |
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Gauge Length (mm) |
200 |
50 |
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A - Minimum elongation Lo = 5,65 √ So (%) Longitudinal |
18 |
23 |
