Dab tsi yog qhov txawv ntawm ASTM A182 F53 thiab F55?
Tso lus
ASTM A182 F53 khoom yog dab tsi?
ASTM A182 F53 yog qib siab -kev ua tau zoo super duplex stainless hlau forging qib (UNS S32750 / Alloy 2507) haum rau forged kav, fittings, flanges, thiab valve Cheebtsam, tsim rau siab - zog, corrosion- resistant daim ntaub ntawv. Kev daws annealing yuav tsum tau ua ntawm qhov kub ntawm qhov tsawg kawg yog 1880℃F [1025 degree] ua raws li cov dej quenching kom ntseeg tau qhov siab tshaj plaws corrosion.
🔹 Qhov sib npaug ntawm ASTM A182 F53 yog dab tsi?
Thawj qhov sib npaug rau ASTM A182 F53 yog UNS lub npe S32750. Nws yog 25% Chromium Super Duplex stainless hlau, feem ntau hu ua Alloy 2507, thiab feem ntau yog cais raws li European Werkstoff Number 1.4410 (X2CrNiMoN25-7-4). Nws yog tsim los rau superior corrosion kuj thiab siab zog.
ASTM A182 F55 Khoom siv yog dab tsi?
ASTM A182 F55 yog qhov siab -kev ua tau zoo super duplex stainless hlau (UNS S32760) forging specification. Nws ua ke nrog lub zog siab (tsawg kawg 550 MPa tawm los) nrog kev tiv thaiv corrosion zoo heev, tshwj xeeb tshaj yog nyob rau hauv dej hiav txwv thiab chloride ib puag ncig. Nws yog feem ntau siv rau li qub, flanges, thiab cov kav dej hauv qhov xav tau, siab - siab, thiab kev siv corrosive.
ASTM A182 F53 VS. F55: Tshuaj muaj pes tsawg leeg (Cov nqi zoo)
| Lub ntsiab | F53 (S32750) | F55 (S32760) | Sau ntawv |
|---|---|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.03% | Tsawg dua lossis sib npaug li 0.03% | Tsawg carbon ua kom zoo weldability |
| Chromium (Cr) | 24–26% | 24–26% | Txhim kho pitting corrosion kuj |
| Nickel (Ni) | 6.0–8.0% | 6.0–8.0% | Muab toughness thiab corrosion kuj |
| Molybdenum (hli) | 3.0–5.0% | 3.5–5.5% | Siab dua Mo hauv F55 txhim kho kev tiv thaiv chlorides thiab crevice corrosion |
| Nitrogen (N) | 0.24–0.32% | 0.24–0.32% | Ua kom muaj zog thiab chloride kev nyuaj siab corrosion cracking kuj |
| Hlau (Fe) | Tshuav | Tshuav | Lub ntsiab matrix |
| Copper (Cu) | Tsawg dua los yog sib npaug li 0.5% | Tsawg dua los yog sib npaug li 0.5% | Txhim kho acid corrosion kuj |
ASTM A182 F53 VS. F55: Mechanical Properties
| Khoom | F53 | F55 | Sau ntawv |
|---|---|---|---|
| Tensile zog (MPa) | 750–950 | 780–1000 | F55 siab dua me ntsis rau siab - daim ntawv thov muaj zog |
| Yield zog (MPa) | Ntau dua lossis sib npaug li 550 | Ntau dua lossis sib npaug li 600 | F55 muaj kev nyab xeeb ntau dua |
| Elongation (%) | Ntau tshaj los yog sib npaug rau 20 | Ntau tshaj los yog sib npaug rau 20 | Ob leeg muaj ductility zoo sib xws |
| Hardness (HB) | Tsawg dua los yog sib npaug li 300 | Tsawg dua lossis sib npaug li 320 | F55 ua tau zoo dua me ntsis hardness |
| Qhov ceev (g / cm³) | 7.8 | 7.8 | Ib yam |
| Kev Pabcuam Kub | Tsawg dua lossis sib npaug li 300-350 degree | Tsawg dua lossis sib npaug li 300-350 degree | Ob leeg ruaj khov ntawm qhov kub siab |
ASTM A182 F53 vs F55: Corrosion Resistance
Vim yog lub siab xav ntxiv ntawm tungsten (0.5% ~ 1.0%) rau nws cov muaj pes tsawg leeg, ASTM A182 F55 (UNS S32760) nthuav tawm me ntsis corrosion kuj zoo dua li F53 (UNS S32750), tshwj xeeb tshaj yog nyob rau hauv hnyav marine thiab acidic ib puag ncig. Ob leeg yog super duplex steels nrog siab tsis kam mus rau chloride pitting corrosion, tab sis F55 nyiam vim nws superior crevice corrosion kuj.
ASTM A182 F53 thiab F55: Cov ntawv thov
Roj & Roj Kev Lag Luam: Subsea pipelines, offshore platform cov cuab yeej, li qub, twj tso kua mis, thiab cov khoom vaj huam sib luag raug rau kev kub ntxhov thiab qaub ib puag ncig.
Marine & Subsea Cheebtsam: Cov ncej ncej, rudders, marine fasteners, thiab seawater tuav systems, vim lawv zoo heev tiv thaiv chloride-induced stress corrosion cracking.
Cov Khoom Siv Hluav Taws Xob: Cov hlab ntsha siab, cov khoom siv hluav taws xob sib hloov, cov tshuab hluav taws xob, thiab cov kav dej raug rau cov kua qaub, chloride- nplua nuj, lossis cov kua dej corrosive.
Desalination Nroj Tsuag: Cov khoom siv uas yuav tsum tau muaj kev tiv thaiv siab rau hnyav, muaj zog seawater, xws li rov qab osmosis systems.
ASTM A182 F53 thiab F55 stainless hlau flanges Supplier
GNEE tuaj yeem muab ASTM A182 F53 thiab F55 duplex stainless hlau nyob rau hauv ntau hom khoom, xws li tubesheets, flanges, forged fittings, tuav, thiab seamless / welded kav, tag nrho cov tsim rau ASTM A182 / ASME SA182 qauv.
Peb cov khoom F53 thiab F55 muaj nyob rau hauv txoj kab uas hla ntawm 100 hli mus txog 1500 hli, thicknesses ntawm 10 hli mus rau 150 hli, thiab ntev mus txog 6 m, nrog machined, polished, los yog kub- dov tiav.
Tag nrho cov khoom tau muab nrog EN{0}}/3.2 Mill Test Certificate thiab ua tau raws li cov qauv tshuaj ntsuam xyuas thoob ntiaj teb rau kev lees paub zoo.
