NBN A 490-1,2 steel plate/sheet for general Construction steels
NBNA21201 A 490-1,2 steel plate/sheet, NBNA21201 A 490-1,2 steel plate/sheet, under NBN standard, we can regard A 490-1,2 steel plate/sheet for general Construction steels.
A 490-1,2 steel plate/sheet is for general Construction steels. The followings are the chemical composition and the mechanical properties of NBN A 490-1,2 steel.
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A 490-1,2 NBNA21201-2 Number: 1.0050 |
Comparison of steel grades |
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NBNA21201 :1990 |
A 490-1,2 |
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DIN17100 |
ST50-2 |
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NFA 35-501 |
A50-2 |
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BS1449 |
- |
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UNI7070 |
FE 490 |
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A 490-1,2 steel Chemical composition
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Chemical elements |
C≤ 16mm max |
C>16mm max |
Si |
Mn max |
P |
S |
N max |
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%,by mass |
- |
- |
- |
- |
0.045 |
0.045 |
0.012 |
A 490-1,2 steel Mechanical properties
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thickness |
Yield Strength ReH [N/mm2] transv.min. |
Tensile Strength Rm [N/mm2] transv. |
Fracture Elongation [%]transv. min. |
Notch Impact Energy1)Ch Vcomplete samplelongitud. min [J] |
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t≤ 16mm t >16mm |
295 285 |
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- - |
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t < 3mm t ≥ 3mm |
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490-600 470-610 |
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Up to 1.5mm 1.51-2.00mm 2.01-2.50mm 2.51-2.99mm ≥ 3mm |
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11 12 13 14 18 |
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