| The take-up of Euronorm steel standards is now being adopted more widely, facilitating steel supply throughout the EU. The main National Equivalents are illustrated in the chart below. |
|
Euronorm
|
Germany
|
UK
|
Italy
|
USA
|
France NFA 36-401
|
|
|
|
|
|
|
|
EN 10139
|
DIN 1624
|
BS 1449
|
Uni 5866
|
ASTM
|
|
%C
|
%Mn
|
%Si
|
%S
|
%P
|
%Al
|
|
DC04
|
St4
|
CS1
|
FEP04
|
SAE 1006
|
|
.03 – .06
|
.18 – .40
|
.02 max
|
.02 max
|
.02 max
|
.02 max
|
|
DC04/DC03
|
St4/RRSt3
|
CS1/CS3
|
FEP04
|
SAE 1006
|
ES
|
.04 – .08
|
.40 max
|
.03 max
|
.02 max
|
.02 max
|
.02 max
|
|
DC01
|
St2
|
CS4
|
FEP01
|
SAE 1010
|
C
|
.08 – .13
|
.30 – .40
|
.03 max
|
.03 max
|
.03 max
|
.03 max
|
|
–
|
–
|
–
|
|
SAE 1018
|
|
.14 – .17
|
.60 – .80
|
.15 – .25
|
.02 max
|
.025 max
|
.025 max
|
|
EN 10139 : 1998 Mechanical Properties
|
|
Mechanical Properties
|
| Period |
Delivery |
Symbol
|
Re
|
Rm
|
Elongation |
Hardness HV
|
|
|
|
|
|
|
|
|
|
| Guaranteed |
Condition |
|
N/mm2 |
N/mm2 |
% min A80 |
|
| 3 months |
Annealed |
A |
– |
270-390 |
28 |
105 max |
|
|
Skin passed |
LC |
280 max |
270-410 |
28 |
115 max |
|
|
Work hardened |
C290 |
200-380 |
290-430 |
18 |
95-125 |
|
|
|
C340 |
250 min |
340-490 |
– |
105-155 |
|
|
|
C390 |
310 min |
390-540 |
– |
117-172 |
|
|
|
C440 |
360 min |
440-590 |
– |
135-185 |
|
|
|
C490 |
420 min |
490-640 |
– |
155-200 |
|
|
|
C590 |
520 min |
590-740 |
– |
185-225 |
|
|
|
C690 |
630 min |
690 min |
– |
215 min |
|
| 6 months |
Annealed |
A |
– |
270-370 |
34 |
100 max |
|
|
Skin passed |
LC |
240 max |
270-370 |
34 |
110 max |
|
|
Work hardened |
C290 |
210-355 |
290-390 |
22 |
95-117 |
Temper rolled H1 |
|
|
C340 |
240 min |
340-440 |
– |
105-130 |
Temper rolled H2 |
|
|
C390 |
330 min |
390-490 |
– |
117-155 |
|
|
|
C440 |
380 min |
440-540 |
– |
135-172 |
Temper rolled H3 |
|
|
C490 |
440 min |
490-590 |
– |
155-185 |
|
|
|
C590 |
540 min |
590 min |
– |
185 min |
|
|
|
|
|
