|
Resistenza alla trazione |
minimo Punto di resa |
Allungamento |
CORTEN A |
[470 – 630MPa] |
[355MPa] |
20% minimo |
ASTM 588 GR. UN |
[485MPa] |
[345MPa] |
21% minimo |
TIPO ASTM 242 -1 |
[480MPa] |
[345MPa] |
16% minimo |
IRSM 41-97 |
[480MPa] |
[340MPa] |
21% minimo |
|
Corten – A |
ASTM 588 Grado A |
TIPO ASTM 242 -1 |
IRSM41-97 |
Carbonio, massimo |
0.12 |
0.19 |
0.15 |
0.10 |
Manganese |
0.20-50 |
0.80-1.25 |
1.00 |
0.25-0.45 |
Fosforo |
0.07-0.15 |
0.04 |
0.15 |
0.07-0.11 |
Zolfo, max |
0.030 |
0.05 |
0.05 |
0.030 |
Silicio |
0.25-0.75 |
0.30-0.65 |
0.25-0.40 |
0.28-0.72 |
Nichel, massimo |
0.65 |
0.40 |
– |
0.20-0.49 |
Cromo |
0.50-1.25 |
0.40-065 |
– |
0.30-0.50 |
Molibdeno, max |
– |
– |
– |
– |
Rame |
0.25-0.55 |
0.25-0.40 |
0,20 minuti |
0.30-0.39 |
Vanadio |
– |
0.02-0.10 |
– |
0.050 |
Alluminio |
– |
… |
– |
0.030 |