Grado
|
Temperatura massima
|
Resistività
|
Durezza
|
Resistenza alla trazione
|
Allungamento
|
0Cr13Al4
|
1050ºC
|
1.25±0.05μΩ.m
|
180-210 HV
|
≥550N/mm2
|
≥16
|
0Cr15Al5
|
1100ºC
|
1.3±0.05μΩ.m
|
180-210 HV
|
≥550N/mm2
|
≥16
|
0Cr21Al6Nb
|
1300ºC
|
1.42±0.05μΩ.m
|
200-240 HV
|
750 N/mm2
|
≥12
|
Cr20Ni80
|
1200ºC
|
1.09±0.05μΩ.m
|
180-220HV
|
750 N/mm2
|
≥20
|
Cr15Ni60
|
1150ºC
|
1.12±0.05μΩ.m
|
175-210 HV
|
750 N/mm2
|
≥20
|
Cr20Ni35
|
1100ºC
|
1.04±0.05μΩ.m
|
180-220HV
|
750 N/mm2
|
≥20
|
Cr25Ni20
|
1100ºC
|
0.86±0.05μΩ.m
|
180-220HV
|
750 N/mm2
|
≥20
|
Grado
|
Composizione chimica %
|
||||||||
C
|
P
|
S
|
Mn
|
Si
|
CR
|
Ni
|
Al
|
Fe
|
|
≤
|
|||||||||
0Cr15Al5
|
0.04
|
0.02
|
0.01
|
0.3
|
≤0.5
|
13-14
|
<1
|
4.8-5.0
|
equilibrio
|
0Cr21Al6Nb
|
0.05
|
0.025
|
0.02
|
0.5
|
≤0.6
|
21-23
|
≤0.6
|
5-7
|
equilibrio
|
0Cr13Al4
|
0.04
|
0.02
|
0.01
|
0.3
|
≤0.5
|
13-14
|
<1
|
4.8-5.0
|
equilibrio
|
Cr20Ni80
|
0.08
|
0.02
|
0.015
|
0.6
|
0.75-1.6
|
20-23
|
equilibrio
|
<0.5
|
≤1.0
|
Cr15Ni60
|
0.08
|
0.02
|
0.015
|
0.6
|
0.75-1.6
|
15-18
|
55-61
|
<0.5
|
equilibrio
|
Cr20Ni35
|
0.08
|
0.02
|
0.015
|
1.0
|
1-3
|
18-21
|
34-37
|
-
|
equilibrio
|
Cr25Ni20(310S)
|
0.08
|
0.045
|
0.03
|
2.0
|
0.4-0.6
|
24-26
|
19-22
|
-
|
equilibrio
|
D: Siete una fabbrica o una società commerciale?