Cov flanges ua los ntawm qib 254 SMO stainless hlau yog austenitic stainless hlau.
254SMO stainless hlau flanges yog ntau tshaj 300 qib ntawm stainless hlau flanges, thiab lawv yog cov tawv heev thiab tiv taus corrosion.
245 SMO stainless hlau flanges yog qhov zoo tshaj plaws thiab pheej yig tshaj lwm txoj rau nickel-based thiab titanium-based flanges.
Cov neeg paub tias 254 SMO stainless hlau flanges yog yooj yim heev rau kev ua hauj lwm nrog.
Piv nrog rau cov nickel alloys siab thiab 254SMO qib stainless hlau, 253MA stainless hlau flanges muaj cov ntsiab lus qis nickel, uas ua rau lawv zoo dua rau kev txo cov sulphide cua.
Vim nws muaj ntau ntawm silicon, nitrogen, thiab cerium nyob rau hauv nws, cov hlau yog heev resistant rau sigma theem nag lossis daus thiab muaj zog oxide stability.
Vim nws cov qauv austenitic, qib no nyuaj heev txawm tias qhov kub thiab txias heev.
Thaum piv rau ASTM qib 310S stainless hlau flange, lub zog zoo heev ntawm 253 MA stainless hlau ua rau nws muaj peev xwm tsim nrog cov flanges thinner.
Dab tsi yog flange ua los ntawm 254 SMO stainless hlau?
Qib 254 SMO stainless hlau flanges yog ua los ntawm high-zoo super austenitic stainless hlau uas tau tov nrog molybdenum thiab nitrogen. Lawv muaj cov ntsiab lus carbon tsawg.
Nws yog heev resistant rau qaug zog corrosion, pitting, crevice corrosion, kev nyuaj siab tawg, thiab uniform corrosion.
Lub npe UNS S31254 thiab 1.4547 kuj tau siv rau 254SMO stainless hlau.
Vim nws hardens sai thiab tsis muaj leej faj, stainless hlau flanges qib 254 SMO yog ib qho nyuaj rau zeb. Txawm li cas los xij, yog tias koj siv cov cuab yeej ntse, cov tshuab muaj zog, cov khoom noj zoo, cov roj nplua nyeem ntau, thiab qeeb qeeb, feem ntau koj tuaj yeem tau txais txiaj ntsig zoo.
Vim tias muaj ntau cov ntsiab lus alloying hauv 254 SMO stainless hlau flanges, lawv muaj kev tiv thaiv corrosion zoo thoob plaws. Vim tias nws muaj ntau cov chromium thiab molybdenum, nws tuaj yeem sawv ntawm ntau cov kua qaub sib txawv. Tus nqi ntawm chromium, molybdenum, thiab nitrogen nyob rau hauv cov khoom txiav txim siab npaum li cas nws yog resistant rau corrosion nyob rau hauv pits thiab tawg.
Txij li thaum stainless hlau flange 254 SMO muaj ntau ntawm cov khoom no, nws yog qhov zoo rau qhov chaw hnyav xws li dej hiav txwv chlorinated.
Nrog kev ua haujlwm zoo dua rau kev ntxhov siab corrosion tawg, cov nyiaj npib tsib xee thiab molybdenum hauv cov khoom nce mus.
Qhov no qhia tau hais tias 254 SMO stainless hlau flanges yog qhov zoo heev uas tsis tawg los ntawm kev ntxhov siab corrosion.
Hom stainless hlau flange no tau tsim thiab tsim los tuav halides, xws li dej hiav txwv. Outokumpu OYJ yog tus tswv ntawm lub cim lag luam rau 254SMO®.
Dab tsi yog flange ua los ntawm 253MA stainless hlau?
Flanges ua los ntawm stainless hlau qib 253MA ua haujlwm zoo ntawm qhov kub thiab txias thiab yooj yim ua.
Nws ua haujlwm zoo dua hauv cov pa roj carbon, nitrogen, thiab sulfur-nplua nuj ib puag ncig thiab tuaj yeem tiv taus oxidation mus txog 1150 degree.
Flange ua los ntawm stainless hlau qib 253MA kuj hu ua UNS S30815 thiab 1.4835.
Hauv kev txo qis sulphide cua, 253MA stainless hlau flanges muaj me ntsis ntug tshaj qib 310S stainless hlau flanges thiab siab nickel alloys.
Vim muaj ntau ntawm silicon, nitrogen, thiab cerium nyob rau hauv cov hlau, nws ruaj khov heev nrog oxides, muaj lub zog siab ntawm qhov kub thiab txias, thiab tiv taus sigma theem nag lossis daus zoo heev.
Flanges ua los ntawm qib 253MA stainless hlau zoo ib yam li cov qib 309S stainless hlau. Tab sis cov ntsiab lus alloying tau ntxiv rau cov hlau kom nws muaj zog thiab tsis tshua muaj oxidize, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej uas nws yuav raug cycled.
Zoo li lwm yam austenitic stainless hlau, Qib 253MA stainless hlau flanges yuav tsum tau machined nrog cov cuab yeej ntse, qeeb ceev, thiab siab pub nqi.
Qib no muaj me ntsis sulfur.
Qib no ntawm stainless hlau flanges tuaj yeem ua haujlwm zoo hauv oxidizing ib puag ncig, tab sis hauv kev txo qis ib puag ncig, alloys nrog ntau nickel zoo dua.
Nws yog tsim rau kev siv uas xav tau lub siab creep zog thiab zoo tiv thaiv corrosion. Outokumpu OYJ yog tus tswv ntawm lub cim lag luam rau MA®.
Qib 254SMO Stainless hlau flange vs. Qib 253MA Sib piv Stainless hlau flange.
Cov tshuaj pleev ib ce thiab cov khoom ntawm ob qib ntawm stainless hlau flanges yog txawv.
Qib 254SMO Stainless hlau flanges
Hauv qab no yog cov npe ntawm cov tshuaj uas ua rau qib 254SMO:
Hlau: 55.69 feem pua
Chromium: 19.5-20.5 feem pua
Nickel: 17.5-18.5 feem pua
Molybdenum: 6-6.5 feem pua
Nitrogen: 0 18-0.22 feem pua
Cov pa roj carbon: 0.010 feem pua
Mechanical zog:
Tensile zog: 680MPa
Tawm zog: 300MPa
Elongation: 50 feem pua
Hardness Brinell (HB): 210
Lub cev muaj zog
Qhov ceev: 8 g / cm³
Welding khoom:
Vuam stainless hlau flanges qib 254 SMO yam tsis muaj cov khoom muab tub lim ua rau lub zog tsis zoo. Alloy 625 thiab AWS A5.14 ERNiCrMo-3 yog pom zoo ua cov hlau muab tub lim. Cov txheej txheem xav kom cov electrodes siv los ua raws li AWS A5.11 ENiCrMo-12.
Qib 253MA Stainless hlau flanges
Cov tshuaj muaj pes tsawg leeg ntawm qib 253MA yog teev hauv qab no:
Chromium: 20-22 feem pua
Nickel: 10-12 feem pua
Manganese: 0.8 feem pua
Nitrogen: 0 14-0.20 feem pua
Cov pa roj carbon: 0 05-0.1 feem pua
Sulfur: 0.03 feem pua
Phosphorus: 0.04 feem pua
Silicon: 1.10-2 {2}} feem pua
Cerium: 0 03-0.08 feem pua
Mechanical zog
Tensile zog: 600MPa
Tawm zog: 310MPa
Elongation: 40 feem pua
Hardness Brinell (HB): 217 Max
Lub cev muaj zog
Qhov ceev: 7.8 g / cm³
Vuam khoom
Qhov zoo tshaj plaws weldability siv cov hlau muab tub lim thiab tag nrho cov txheej txheem fusion. Vuam ntawm 253MA stainless hlau flanges siv Qib 22.12HT rods lossis electrodes yog prequalified los ntawm AS 1554.6. Yog tias lub zog qis qis tuaj yeem lees txais, qib 309 tuaj yeem ua haujlwm. Siv cov roj ntshiab argon shielding xwb.
Dab tsi yog Qib 254SMO Stainless Hlau flanges thiab Qib 253MA Stainless Hlau Flanges Daim Ntawv Thov?
Qib 254SMO stainless hlau flanges tau dav siv hauv ntau daim ntawv thov xws li:
Kev tuav dej qab ntsev
Siab roj distillation kab
Scrubbers rau tshem tawm sulfur los ntawm flue gases
Petroleum kev lag luam Cheebtsam
Khoom siv los npaj zaub mov
Txheej txheem thev naus laus zis rau kev lag luam chemical
Cov khoom siv hluav taws xob tua hluav taws xob rau cov khoom siv hluav taws xob thiab cov ntawv ua lag luam thiab cov khoom siv hluav taws xob
Qib 253MA stainless hlau flanges muaj ntau yam kev siv hauv kev lag luam.
Burners, retorts, conveyor siv, kiv cua, jigs thiab baskets, rollers, taug kev kab teeb, radiant tubes, hluav taws xob cua sov cov ntsiab lus, refractory anchors, hoods, flues, grates, thiab expansion bellows yog cov piv txwv ntawm cov khoom siv nyob rau hauv furnaces. Tsis tas li ntawd, cov flanges no yog siv rau hauv hangers ntawm cov raj hauv petrochemical industries thiab refineries.
Qhov twg ntawm Qib 254SMO Stainless Hlau flange thiab Qib 253MA Stainless Hlau flange yog qhov zoo dua?
Qib 254SMO stainless hlau flanges muaj kev tiv thaiv corrosion zoo dua thiab ruaj khov ntawm qhov kub thiab txias vim qee cov ntsiab lus nickel ntxiv dua li qib 253MA stainless hlau flanges.
Cov ntsiab lus nickel siab dua tuaj yeem txhim kho qhov weldability, toughness thiab siab kub ua hauj lwm lub zog.
Ntxiv cov ntsiab lus molybdenum hauv qib 254SMO stainless hlau kuj ua rau nws cov corrosion kuj.
254SMO stainless hlau flanges thiab 253MA stainless hlau flange qib yog qhov tseem ceeb rau lawv daim ntawv thov.
Muaj qee qhov sib txawv ntawm lawv cov khoom thiab muaj pes tsawg leeg, tab sis ob qho tib si muaj qee qhov zoo heev.
Yog tias koj muaj lus nug txog qib 254SMO thiab 253MA stainless hlau flanges, thov hu rau peb.
Peb muaj ntau xyoo dhau los ntawm kev ua kom zoo stainless hlau flanges.
