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You are here: Home- steel plate$sheetDIN 17100 ST 50

DIN 17100 ST 50

DIN 17100 ST 50-2 steel plate/sheet, DIN 17100 ST 50-2 steel plate/sheet, under DIN 17100 standard, we can regard ST 50-2 steel plate/sheet for general Construction steels.DIN 17100 ST 50-2 steel plate/sheet is for general Construction steels. The followings are the chemical composition and the mechanical properties of DIN 17100 ST 50-2 steel.
Equivalent grade :
ST 50-2 steel plate/sheet is in DIN 17100 standard. The comparison of steel grades is: DIN17100:1990 FE490-2,DIN17100 ST50-2, NFA 35-501 A50-2,BS1449,UNI7070 FE 490.

ST 50-2
DIN 17100

Comparison of steel grades

DIN 17100:1990

FE 490-2

DIN17100

ST50-2

NFA 35-501

A50-2

BS1449

-

UNI7070

FE 490

Chemical analysis -% by mass* of ST 50-2 steel
Main chemical composition in DIN 17100 ST 50-2 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

%,by mass

-

-

-

-

0.045

0.045

0.012

Mechanical properties of ST 50-2 steel
DIN 17100 ST 50-2 is general Construction steels, The different thickness with different yield strength, tensile strength and fracture elongation. More detailed information about DIN 17100 ST 50-2 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

295
285

 

 

-
-

   t < 3mm
t ≥ 3mm

 

490-600
470-610

 

Up to 1.5mm
1.51-2.00mm
2.01-2.50mm
2.51-2.99mm
≥ 3mm

 

 

11
12
13
14
18

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