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Hastelloy B-2 is a nickel based malleable alloy, which has good corrosion resistance in reducing medium and can be well applied to acetic acid, phosphoric acid, sulfuric acid and hydrochloric acid solutions at various temperatures and concentrations.
Hastelloy B-3 has excellent corrosion resistance to hydrochloric acid at any temperature and concentration. At the same time, it has good corrosion resistance to sulfuric acid, acetic acid, acetic acid, phosphoric acid and other non oxidizing media.
Chemical composition of Hastelloy B-2:
|
% |
Ni |
Mo |
Fe |
Cr |
Co |
C |
Mn |
V |
Si |
P |
S |
|
min |
allowance |
26 |
2 |
|
|
|
|
|
|
|
|
|
max |
30 |
7 |
1.0 |
1.0 |
0.02 |
1.0 |
|
1.0 |
0.04 |
0.03 |
Chemical composition of Hastelloy B-3:
|
% |
Ni |
Cr |
Mo |
Fe |
W |
Co |
C |
Mn |
Si |
V |
P |
S |
Cu |
AL |
Ti |
Nb |
Ta |
Zr |
Ni |
|
min |
≥65 |
1 |
27 |
1 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
94 |
|
max |
3 |
32 |
3 |
3 |
3 |
0.01 |
3 |
1 |
0.2 |
0.03 |
0.1 |
0.2 |
0.5 |
0.2 |
0.2 |
0.02 |
0.1 |
98 |
Physical properties of Hastelloy B-2:
|
density |
9.24 g/cm³ |
|
melting point |
Physical properties of Hastelloy B-3:
|
density |
9.24 g/cm³ |
|
melting point |
1370-1418℃ |
Application fields of Hastelloy B-2:
Alloy Hastelloy B-2 is widely used in the fields of chemistry, petrochemical, energy manufacturing and pollution control, especially in industries such as hydrochloric acid sulfate, sulfonic acid and acetic acid.
Application fields of Hastelloy B-3:
Suitable for all previous uses of Hastelloy B-2 alloy. Such as nuclear fuel reprocessing, nitric acid equipment, phosphoric acid equipment, sulfuric acid equipment, petrochemical products, etc.