Austenitic stainless steels
|
AUSTENITIC STAINLESS STEELS
|
|
GRADE
|
INDICATIVE ANALYSIS
|
MECHANICAL PROPERTIES
|
HEAT TREATMENT Temp.°C
|
|||||||||||||
|
C
|
Mn
|
Si
|
Cr
|
Ni
|
Mo
|
P
|
S
|
state of material
|
R
|
Rs min
|
As min
|
KCU min |
forging
|
quenching
|
solubilised
|
|
| UNI X 12 Cr Ni 1707 AISI 301 |
≤0,15
|
≤2,00
|
≤1,00
|
16,00 |
6,00
÷ 8,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
60
÷ 80 |
25
|
30 |
-
|
1150
÷ 950 |
-
|
1050
÷ 1100 water |
| UNI X 10 Cr Ni 1809 AISI 302 |
≤0,12
|
≤2,00
|
≤1,00
|
17,00
÷ 19,00 |
8,00
÷ 10,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
50
÷ 75 |
22
|
40
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 10 Cr Ni 1809 AISI 303 |
≤0,012
|
≤2,00
|
≤1,00
|
17,00
÷ 19,00 |
8,00
÷ 11,00 |
≤0,60
|
≤0,20
|
0,15
÷ 0,35 |
solub.
|
50
÷ 75 |
22
|
40
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 5 Cr Ni 1810 AISI 304 |
≤0,06
|
≤2,00
|
≤1,00
|
17,00
÷ 19,00 |
8,00
÷ 11,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
50
÷ 75 |
22
|
45
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 2 Cr Ni 1811 AISI 304 L |
≤0,03
|
≤2,00
|
≤1,00
|
17,00
÷ 19,00 |
9,00
÷ 12,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
45
÷ 65 |
18
|
45
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 8 Cr Ni 1812 AISI 305 |
≤0,10
|
≤2,00
|
≤1,00
|
17,00
÷ 19,00 |
11,00
÷ 13,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
50
÷ 70 |
18
|
45
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 16 Cr Ni 2314 AISI 309 |
≤0,20
|
≤2,00
|
≤1,00
|
22,00
÷ 24,00 |
12,00
÷ 15,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
60
÷ 75 |
23
|
30
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 22 Cr Ni 2520 AISI 310 |
≤0,25
|
≤2,00
|
≤1,50
|
24,00
÷ 26,00 |
19,00
÷ 22,00 |
-
|
≤0,45
|
≤0,030
|
solub.
|
60
÷ 75 |
23
|
30
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 5 Cr Ni Mo 1712 AISI 316 |
≤0,06
|
≤2,00
|
≤1,00
|
16,00
÷ 18,50 |
10,50
÷ 13,50 |
2,00
÷ 2,50 |
≤0,45
|
≤0,030
|
solub.
|
50
÷ 70 |
21
|
40
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 2 Cr Ni Mo 1712 AISI 316L |
≤0,03
|
≤2,00
|
≤1,00
|
16,00
÷ 18,50 |
11,00
÷ 14,00 |
2,00
÷ 2,50 |
≤0,45
|
≤0,030
|
solub.
|
45
÷ 70 |
20
|
40
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
| UNI X 6 Cr Ni 1811 AISI 321 |
≤0,08
|
≤2,00
|
≤1,00
|
17,00
÷ 19,00 |
9,00
÷ 12,00 |
Ti
- 5xC |
≤0,45
|
≤0,030
|
solub.
|
50
÷ 75 |
22
|
40
|
-
|
1200
÷ 900 |
-
|
1050
÷ 1150 water |
|
FERRITIC STAINLESS STEELS
|
|
GRADE
|
INDICATIVE ANALYSIS
|
MECHANICAL PROPERTIES
|
HEAT TREATMENT Temp.°C
|
|||||||||||||
|
C
|
Mn
|
Si
|
Cr
|
Ni
|
Mo
|
P
|
S
|
state of material
|
R
|
Rs min
|
As
min |
KCU min |
forging
|
quenching
|
solubilised
|
|
| UNI X 8 Cr 17 AISI 430 |
≤0,10
|
≤1,00
|
≤1,00
|
16,00 |
≤0,50
|
-
|
≤0,04
|
≤0,03
|
recrystallized
|
45
÷ 65 |
25
|
20 |
-
|
1150
÷ 800 |
800
÷ 820 water |
780
|
| UNI X 10 Cr S 17 AISI 430 F |
≤0,12
|
≤1,50
|
≤1,00
|
16,00
÷ 18,00 |
≤0,50
|
≤0,60
|
≤0,06
|
0,90
÷ 1,30 |
recrystallized
|
50÷70 65÷80 |
30 - |
15 12 |
-
|
1050
÷ 750 |
800
÷ 820 water |
800
|
| UNI X 8 Cr Mo 17 AISI 434 |
≤0,010
|
≤1,00
|
≤1,00
|
16,00
÷ 18,00 |
≤0,50
|
0,90
÷ 1,30 |
≤0,06
|
0,15
÷ 1,35 |
recrystallized
|
50
÷ 70 |
28
|
18
|
-
|
1050
÷ 800 |
800
÷ 820 water |
800
|
|
MARTENSITIC STAINLESS STEELS
|
|
GRADE
|
INDICATIVE ANALYSIS
|
MECHANICAL PROPERTIES
|
HEAT TREATMENT Temp.°C
|
|||||||||||||
|
C
|
Mn
|
Si
|
Cr
|
Ni
|
Mo
|
P
|
S
|
state of material
|
R
|
Rs min
|
As
min |
KCU min |
forging
|
quenching
|
solubilised
|
|
| UNI X 12 Cr 13 AISI 403 |
0,09
÷ 0,15 |
≤1,0
|
≤0,06
|
11,5 |
≤1,0
|
-
|
≤0,04
|
≤0,03
|
annelead queched tempered |
≤74 70÷85 |
- 50 |
- 14 |
- 4 |
1100
÷ 900 |
950
÷ 980 oil |
600
÷ 650 |
| UNI X 12 Cr 13 AISI 410 |
0,09
÷ 0,15 |
≤1,0
|
≤1,0
|
11,5
÷ 14 |
≤1,0
|
-
|
≤0,04
|
≤0,03
|
annelead queched tempered |
≤74 70÷85 |
- 50 |
- 14 |
- 4 |
1100
÷ 900 |
950
÷ 980 oil |
600
÷ 650 |
| UNI X 12 Cr 13 AISI 416 |
0,08
÷ 0,15 |
≤1,0
|
≤1,0
|
12
÷ 14 |
≤1,0
|
≤0,60
|
≤0,06
|
0,15
÷ 0,35 |
annelead queched tempered |
≤74 70÷90 |
- 50 |
- 14 |
- - |
1100
÷ 900 |
950
÷ 980 oil |
600
÷ 650 |
| UNI X 20 Cr 13 AISI 430 |
0,16
÷ 0,25 |
≤1,0
|
≤1,0
|
12
÷ 14 |
≤1,0
|
-
|
≤0,04
|
≤0,03
|
annelead queched tempered |
≤74 70÷95 |
- 55 |
- 14 |
- 3,5 |
1100
÷ 900 |
950
÷ 1000 oil |
600
÷ 650 |
| UNI X 30 Cr 13 AISI 420 B |
0,26
÷ 0,35 |
≤1,0
|
≤1,0
|
12
÷ 14 |
≤1,0
|
-
|
≤0,04
|
≤0,03
|
annelead queched tempered |
≤90 80÷100 |
- 60 |
- 12 |
- 3 |
1100
÷ 900 |
950
÷ 1000 oil |
600
÷ 650 |
| UNI X 40 Cr 14 AISI 420 C |
0,36
÷ 0,45 |
≤1,0
|
≤1,0
|
12,5
÷ 14,5 |
≤1,0
|
-
|
≤0,04
|
≤0,03
|
annelead queched tempered |
≤98 85÷105 |
- 65 |
- 10 |
- 2,5 |
1100
÷ 900 |
950
÷ 1000 oil |
600
÷ 650 |
| UNI X 16 Cr Ni 16 AISI 431 |
0,10
÷ 0,20 |
≤1,0
|
≤1,0
|
15
÷ 17 |
1,6
÷ 2,5 |
-
|
≤0,04
|
≤0,03
|
annelead queched tempered |
≤90 80÷100 |
- 60 |
- 14 |
- 3 |
1100
÷ 900 |
950
÷ 1000 oil |
630
÷ 680 |