ACEROS INOXIDABLES DUPLEX y SUPERDUPLEX
Los aceros Dúplex y Superdúplex combinan una microestructura austenítico-ferrítica que les aporta alta resistencia mecánica y excelente resistencia a la corrosión localizada, picado y bajo tensión. Son materiales ampliamente utilizados en offshore, petróleo y gas, desalación, industria química y ambientes con presencia de cloruros.
ACERO DUPLEX 2205
ACERO DUPLEX 2507
ACERO DUPLEX S32760
FERRALIUM 255
ACERO DUPLEX S31803
ACERO AISI 329
ACERO DUPLEX 2209
Composición química de ACEROS INOXIDABLES DUPLEX y SUPERDUPLEX
ACERO DUPLEX 2205
C: ≤ 0.03%
N: 0.14% ~ 0.2%
Si
1%
Si: ≤ 1.0%
P: ≤ 0.03%
S: ≤ 0.02%
Cr
22.5%
Cr: 22.0% ~ 23.0%
Mn
2%
Mn: ≤ 2.0%
Ni
5.5%
Ni: 4.5% ~ 6.5%
Mo
3.25%
Mo: 3.0% ~ 3.5%
Fe
65.5%
Fe: balance · 65.5%
C
N
Si1%
P
S
Mn2%
Ver composición
- C C: ≤ 0.03%
- N N: 0.14% ~ 0.2%
- Si Si: ≤ 1.0%
- P P: ≤ 0.03%
- S S: ≤ 0.02%
- Cr Cr: 22.0% ~ 23.0%
- Mn Mn: ≤ 2.0%
- Ni Ni: 4.5% ~ 6.5%
- Mo Mo: 3.0% ~ 3.5%
- Fe Fe: balance · 65.5%
ACERO DUPLEX 2507
C: ≤ 0.03%
N: 0.24% ~ 0.32%
Si: ≤ 0.8%
P: ≤ 0.035%
S: ≤ 0.02%
Cr
25%
Cr: 24.0% ~ 26.0%
Mn
1.2%
Mn: ≤ 1.2%
Ni
7%
Ni: 6.0% ~ 8.0%
Cu: ≤ 0.5%
Mo
4%
Mo: 3.0% ~ 5.0%
Fe
61.135%
Fe: balance · 61.135%
C
N
Si
P
S
Mn1.2%
Cu
Ver composición
- C C: ≤ 0.03%
- N N: 0.24% ~ 0.32%
- Si Si: ≤ 0.8%
- P P: ≤ 0.035%
- S S: ≤ 0.02%
- Cr Cr: 24.0% ~ 26.0%
- Mn Mn: ≤ 1.2%
- Ni Ni: 6.0% ~ 8.0%
- Cu Cu: ≤ 0.5%
- Mo Mo: 3.0% ~ 5.0%
- Fe Fe: balance · 61.135%
ACERO DUPLEX S32760
C: ≤ 0.03%
N: 0.2% ~ 0.3%
Si
1%
Si: ≤ 1.0%
P: ≤ 0.03%
S: ≤ 0.01%
Cr
25%
Cr: 24.0% ~ 26.0%
Mn
1%
Mn: ≤ 1.0%
Ni
7%
Ni: 6.0% ~ 8.0%
Cu: 0.5% ~ 1.0%
Mo
3.5%
Mo: 3.0% ~ 4.0%
W: 0.5% ~ 1.0%
Fe
60.68%
Fe: balance · 60.68%
C
N
Si1%
P
S
Mn1%
Cu
W
Ver composición
- C C: ≤ 0.03%
- N N: 0.2% ~ 0.3%
- Si Si: ≤ 1.0%
- P P: ≤ 0.03%
- S S: ≤ 0.01%
- Cr Cr: 24.0% ~ 26.0%
- Mn Mn: ≤ 1.0%
- Ni Ni: 6.0% ~ 8.0%
- Cu Cu: 0.5% ~ 1.0%
- Mo Mo: 3.0% ~ 4.0%
- W W: 0.5% ~ 1.0%
- Fe Fe: balance · 60.68%
FERRALIUM 255
C: ≤ 0.04%
N: 0.1% ~ 0.25%
Si
1%
Si: ≤ 1.0%
P: ≤ 0.04%
S: ≤ 0.03%
Cr
25.5%
Cr: 24.0% ~ 27.0%
Mn
1.5%
Mn: ≤ 1.5%
Ni
5.5%
Ni: 4.5% ~ 6.5%
Cu
2%
Cu: 1.5% ~ 2.5%
Mo
3.4%
Mo: 2.9% ~ 3.9%
Fe
60.815%
Fe: balance · 60.815%
C
N
Si1%
P
S
Mn1.5%
Cu2%
Ver composición
- C C: ≤ 0.04%
- N N: 0.1% ~ 0.25%
- Si Si: ≤ 1.0%
- P P: ≤ 0.04%
- S S: ≤ 0.03%
- Cr Cr: 24.0% ~ 27.0%
- Mn Mn: ≤ 1.5%
- Ni Ni: 4.5% ~ 6.5%
- Cu Cu: 1.5% ~ 2.5%
- Mo Mo: 2.9% ~ 3.9%
- Fe Fe: balance · 60.815%
ACERO DUPLEX S31803
C: ≤ 0.03%
N: 0.08% ~ 0.2%
Si
1%
Si: ≤ 1.0%
P: ≤ 0.03%
S: ≤ 0.02%
Cr
22%
Cr: 21.0% ~ 23.0%
Mn
2%
Mn: ≤ 2.0%
Ni
5.5%
Ni: 4.5% ~ 6.5%
Mo
3%
Mo: 2.5% ~ 3.5%
Fe
66.28%
Fe: balance · 66.28%
C
N
Si1%
P
S
Mn2%
Ver composición
- C C: ≤ 0.03%
- N N: 0.08% ~ 0.2%
- Si Si: ≤ 1.0%
- P P: ≤ 0.03%
- S S: ≤ 0.02%
- Cr Cr: 21.0% ~ 23.0%
- Mn Mn: ≤ 2.0%
- Ni Ni: 4.5% ~ 6.5%
- Mo Mo: 2.5% ~ 3.5%
- Fe Fe: balance · 66.28%
ACERO AISI 329
C: ≤ 0.1%
Si: ≤ 0.75%
P: ≤ 0.04%
S: ≤ 0.03%
Cr
25.5%
Cr: 23.0% ~ 28.0%
Mn
1%
Mn: ≤ 1.0%
Ni
3.75%
Ni: 2.5% ~ 5.0%
Mo
1.5%
Mo: 1.0% ~ 2.0%
Fe
67.33%
Fe: balance · 67.33%
C
Si
P
S
Mn1%
Mo1.5%
Ver composición
- C C: ≤ 0.1%
- Si Si: ≤ 0.75%
- P P: ≤ 0.04%
- S S: ≤ 0.03%
- Cr Cr: 23.0% ~ 28.0%
- Mn Mn: ≤ 1.0%
- Ni Ni: 2.5% ~ 5.0%
- Mo Mo: 1.0% ~ 2.0%
- Fe Fe: balance · 67.33%
ACERO DUPLEX 2209
C: ≤ 0.03%
N: 0.1% ~ 0.2%
Si
1%
Si: ≤ 1.0%
P: ≤ 0.03%
S: ≤ 0.02%
Cr
22%
Cr: 21.0% ~ 23.0%
Mn
2%
Mn: ≤ 2.0%
Ni
9%
Ni: 8.0% ~ 10.0%
Mo
3%
Mo: 2.5% ~ 3.5%
Fe
62.77%
Fe: balance · 62.77%
C
N
Si1%
P
S
Mn2%
Ver composición
- C C: ≤ 0.03%
- N N: 0.1% ~ 0.2%
- Si Si: ≤ 1.0%
- P P: ≤ 0.03%
- S S: ≤ 0.02%
- Cr Cr: 21.0% ~ 23.0%
- Mn Mn: ≤ 2.0%
- Ni Ni: 8.0% ~ 10.0%
- Mo Mo: 2.5% ~ 3.5%
- Fe Fe: balance · 62.77%