Duplex 2205 stainless hlau (ferritic thiab austenitic) tiv taus kev ntxhov siab corrosion tawg, crevice, pitting, yaig thiab dav corrosion. High yield zog, ob zaug ntawm tus qauv austenitic qib. S31803 qib stainless hlau tau dhau los ntawm ntau qhov kev kho kom zoo los ua UNS S32205.
Daim Ntawv Duplex 2205 muaj
- ASTM A240 UNS S32750 Phaj
- ASTM A276/479 Bars, qws
- ASTM A789/790 Tube Tubes (welded thiab seamless)
- ASTM A182/815 F60 Fittings: Luj tshib, Tees, Stub Ends, Rov qab, Caps, Crossheads, Reducers, Couplings, Fittings, thiab lwm yam.
Kev sib xyaw ua ke rau 2205 Qib Stainless Hlau
|
Qib |
- |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
|
2205 (S31803) |
Min Max |
- 0.030 |
- 2.00 |
- 1.00 |
- 0.030 |
- 0.020 |
21.0 23.0 |
2.5 3.5 |
4.5 6.5 |
0.08 0.20 |
|
2205 (S32205) |
Min Max |
- 0.030 |
- 2.00 |
- 1.00 |
- 0.030 |
- 0.020 |
22.0 23.0 |
3.0 3.5 |
4.5 6.5 |
0.14 0.20 |
Duplex 1.4410 Mechanical Properties
- Yield zog: Ntau dua lossis sib npaug li 450 MPa
- Tensile Strength: Ntau dua lossis sib npaug li 620 MPa
- Elongation: Ntau dua lossis sib npaug li 25%
Alloy 2205 Weldability
Muaj ntau txoj kev vuam siv tau, suav nrog TIG, MIG thiab phau ntawv arc vuam.
Thaum tshav kub kub Resistance
Cov khoom siv qib 2205 muaj kev ua haujlwm siab rau oxidation, qib ua tau zoo ntawm qhov kub txog li 300 degree.
UNS S32205 VS S31803 S32750
- S31803: S32205 yog qhov hloov kho dua tshiab ntawm S31803 nrog cov ntsiab lus nitrogen ntau dua thiab txhim kho corrosion kuj.
- 2507: 2507 yog ib tug super duplex stainless hlau nrog ntau dua corrosion kuj thiab lub zog, tab sis yog kim dua thiab tsis haum rau cryogenic ib puag ncig.
2205 Khoom siv cua sov kho
Kev kho cov tshuaj (annealing) ntawm qhov kub thiab txias ntawm 1020 - 1100 degree tom qab txias txias.
Daim ntawv thov
- Kev tshawb nrhiav roj thiab roj
- Kev thauj mus los, kev khaws cia thiab kev ua tshuaj lom neeg
- High chloride thiab marine ib puag ncig
- Cov tshuab ntawv, lub tank cawv, pulp thiab ntawv digesters
