Cr 21 Ni 6 Mn 9 (21-6-9)
High Performance Alloys stocks and produces this grade in the following forms: Call for availability. Request quote on this grade.
Nitronic 40 is a high-manganese stainless steel with high strength and excellent resistance to corrosion at high temperatures. Nitronic 40® can be fabricated and readily weldable. Nitronic 40® has been used for chemical processing, pollution control equipment and various aircraft engine components.
Chemical Requirements |
|||||||
---|---|---|---|---|---|---|---|
|
Ni |
Cr |
Mn |
C |
Si |
N |
S |
Max |
7.50 |
21.50 |
10.0 |
0.08 |
1.00 |
0.40 |
0.030 |
Min |
5.50 |
19.00 |
8.0 |
|
|
0.15 |
|
Mechanical Property Requirements |
|||||
---|---|---|---|---|---|
Ultimate Tensile, min. |
Yield Strengtd (0.2% OS) min. |
Elong. in 2 in., or 50mm, min., % |
R/A |
Hardness, max. |
|
Min |
95 KSi |
48 KSi |
35 |
|
|
Max |
|
|
|
|
241 Brinell |
Min |
655 MPa |
330 MPa |
|
|
|
Max |
|
|
|
|
100 Rockwell B |
NITRONIC® is a registered trademark of AK Steel
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