NBNA 690-1,2 steel plate/sheet for general Construction steels
NBNA21201 A 690-1,2 steel plate/sheet,NBNA21201 A 690-1,2 steel plate/sheet, under NBN standard, we can regard A 690-1,2 steel plate/sheet for general Construction steels.
A 690-1,2 steel plate/sheet is for general Construction steels. The followings are the chemical composition and the mechanical properties of NBN A 690-1,2 steel. A 690-1,2 steel is according to NBNA21201 standard and it is equivalent to EN:Fe690-2,DIN17100:St70-2,NFA: A70-2 and NBNA21201:E360 steel grades.
| A 690-1,2 NBNA21201 | Comparison of steel grades | |
| NBNA21201:1990 | A 690-1,2 | |
| DIN17100 | ST70-2 | |
| NFA 35-501 | A70-2 | |
| BS1449 | - | |
| UNI7070 | FE 690 | |
A 690-1,2 steel Chemical composition
| Chemical elements | C≤ 16mm max | C>16mm max | Si max |
Mn max | P max. |
S max. |
N max |
| A 690-1,2 | - | - | - | - | 0.045 | 0.045 | 0.012 |
A 690-1,2 steel Mechanical properties
| 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] |
| t≤ 16mm t >16mm | 360 355 | - - | ||
| t < 3mm t ≥ 3mm | 690-900 670-830 | |||
| Up to 1.5mm 1.51-2.00mm 2.01-2.50mm 2.51-2.99mm ≥ 3mm | 4 5 6 7 10 |
we are A 690-1,2 steel suppliers ,also can supply A 490-1,2 steel,A 590-1,2 steel,please contact us if you need.
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