| Le formulaire |
ASTM |
| Barre, barre et fil |
B 649 |
| Plaque, feuille et bande |
A 240, A 480, B 625, B 906 |
| Tube et tube sans soudure |
B 677, B 829 |
| Tuyau soudé |
B 673, B 775 |
| Tube soudé |
B 674, B 751 |
| Raccord à souder |
B 366 |
| Billette et barre pour reforger |
B 472 |
Composition chimique
| % |
Fe |
Ni |
Cr |
Mo |
C |
Mn |
Si |
P |
S |
Cu |
N |
| min |
équilibre |
24.0 |
19.0 |
6.0 |
|
|
|
|
|
0.5 |
0.15 |
| max |
26.0 |
21.0 |
7.0 |
0.020 |
2.0 |
0.50 |
0.030 |
0.010 |
1.5 |
0.25 |
Propriétés physiques
| Densité |
8.1 g / cm3 |
| Gamme de fusion |
1320-1390 ℃ |
Caractéristiques: Alloy 926 has excellent resistance to pitting and crevice corrosion in media containing halides and hydrogen sulfide. It also has outstanding resistance to chloride-induced stress corrosion cracking, and resists to both oxidizing and reducing environments.
Applications: Sour (containing hydrogen sulfide) crude oil and natural gas well components, flue gas desulfurization system components, marine engineering piping, and corrosive chemicals containers.
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