254SMO Nickel Alloy
254SMO (UNS S31254) bakin karfe ne na austenitic. Saboda babban abun ciki na molybdenum, yana da matuƙar juriya ga lalata lalata da ɓarna.
Haɗin Sinadari
|
|
Ni |
C |
Si |
Mn |
P |
S |
Ku |
Cr |
Mo |
N |
|
Min |
17.5 |
- |
- |
- |
- |
- |
0.5 |
19.5 |
6 |
0.18 |
|
Max |
18.5 |
0.02 |
0.8 |
1 |
0.03 |
0.01 |
1 |
20.5 |
6.5 |
0.22 |
Kaddarorin kayan aiki
|
Yawan yawa |
Matsayin narkewa |
Mafi ƙarancin kayan aikin injina na Alloy a zazzabin ɗaki |
||
|
Ƙarfin Ƙarfin Ƙarfi |
Ƙarfin Haɓaka |
Tsawaitawa |
||
|
g/cm3 |
digiri |
Rm N/mm2 |
Rp0.2N/mm2 |
A5% |
|
8.24 |
1320-1390 |
690 |
310 |
35 |
Matsayi
ASTM B511 ASTM B512
Siffar
254SMO super austenitic:
1. Ultra{1}}ƙaƙƙarfan carbon yana tsayayya da hankali
2. Wucewa Strauss gwajin post{1}}walda
3. Yana tsayayya da sulfuric acid mai tsabta/chlorinated
4. Iyakantaccen amfani da HCl (ka guji ɓarna)
5. Yana jure H₂SiF₄/HF
6. High crevice lalata juriya a cikin ruwan teku
7. Babban N don ƙarfin + ductility / tasiri / weldability
Aikace-aikace
Tsarin lalata masana'antu:
• Petrochemical bellows
• Masu narkewar ɓangaren litattafan almara
• Raka'a na zubar da ruwa
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Aika Aikace-aikacen
