254SMO Nikel Aloi
254SMO, S31254) em i wanpela steinles stiel i no gat strong. Bikos long bikpela molibdenum konten bilong em, em i gat bikpela strong tru long pittim korosen na krevis korosen.
Kemikel Komposisen
|
|
Ni |
C |
Si |
Mn |
P |
S |
Cu |
Kr |
Mo |
N |
|
Min |
17.5 |
- |
- |
- |
- |
- |
0.5 |
19.5 |
6 |
0.18 |
|
Maks |
18.5 |
0.02 |
0.8 |
1 |
0.03 |
0.01 |
1 |
20.5 |
6.5 |
0.22 |
Ol samting bilong ol samting
|
Mak bilong ol samting i pas pas wantim |
Melting Poin |
Minimum Mekanikal Properties bilong Aloy long Rum Tempereja |
||
|
Strong bilong Tensil |
Yield Strong |
Elongasen |
||
|
g/cm3 |
digri |
Rm N/mm2 |
Rp0.2N/mm2 |
A5% |
|
8.24 |
1320-1390 |
690 |
310 |
35 |
Standet
ASTM B511 ASTM B512
Samting
254SMO supa austenitik:
1. Ultra-}′low kabon i sakim sensitisasen
2. Ol samting bilong traim Strauss tes post-welding
3. I gat gutpela/klorinim salfurik asid
4. Limitim HCl yus (abrusim ol krevis)
5. Tolerate H₂SiF₄/HF
6. Hae kreves korosen resistens long solwota
7. Hae N blong strong + daktiliti/impakt/weldabiliti
Ol aplikesen
Ol sistem bilong korosen bilong indastri:
• Petrokemikel lalow
• Ol daijesta bilong pulp
• Ol yunit bilong rausim sol.
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