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UNI 7070 FE 690 steel plate

UNI 7070 FE 690steel plate/sheet, UNI 7070 FE 690 steel plate/sheet, under EN standard, we can regard FE 690steel plate/sheet for general Construction steels.UNI 7070FE 690steel plate/sheet is for general Construction steels. The followings are the chemical composition and the mechanical properties of EN FE 690 steel. FE 690steel is according to UNI 7070 standard and it is equivalent to EN: Fe690-2, DIN17100:St70-2,NFA: A70-2 and UNI 7070:E360 steel grades.
Equivalent grade :
UNI 7070 FE 690 steel plate/sheet is in UNI 7070 standard. The comparison of steel grades is: UNI 7070 FE 690,DIN17100 ST70-2, NFA 35-501 A70-2,BS1449,UNI7070 FE 690.

FE 690
UNI 7070

Comparison of steel grades

UNI 7070:1990

FE 690

DIN17100

ST70-2

NFA 35-501

A70-2

BS1449

-

UNI7070

FE 690

FE 690 steel Chemical analysis -% by mass*
Main chemical composition in UNI 7070 FE 690 steel : Phosphorus max 0.045, Silicon max 0.045,please refer to the flowing table:


Chemical elements

C≤ 16mm
max

C>16mm
max

Si
max

Mn
max

P
max.

S
max.

N
max

FE 690

-

-

-

-

0.045

0.045

0.012

FE 690 steel Mechanical properties
UNI 7070 FE 690 is general Construction steels, The different thickness with different yield strength, tensile strength and fracture elongation. More detailed information about UNI 7070 FE 690 steel Mechanical Properties , please refer to the following table:


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

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