AISI 904L tšepe e sa hloekang kapa AISI 904L (WNR1.4539) ASTM A 249, N08904, X1NiCrMoCu25-20-5 ke tšepe e phahameng ea alloy austenitic stainless steel. Ha ho bapisoa le 316L, SS904L e na le k'habone e tlase (C), e phahameng ea chromium (Cr), le e ka bang habeli ea nickel (Ni) le molybdenum (Mo) content ea 316L, e fanang ka mocheso o phahameng ...
904L (N08904,, 14539) super austenitic tšepe e sa hloekang e na le 19.0-21.0% chromium, 24.0-26.0% nickel, le 4.5% molybdenum. 904L super austenitic stainless steel ke khabone e tlase, nickel e phahameng, molybdenum austenitic stainless acid-resistant steel, e leng thepa ea thepa e hlahisitsoeng ke k'hamphani ea Fora ea H·S. E na le bokhoni bo botle ba phetoho ea activation-passivation, khanyetso e ntle ea kutu, e hanyetsanang hantle le kutu ho li-acid tse se nang oxidizing joalo ka sulfuric acid, acetic acid, formic acid, phosphoric acid, khanyetso e ntle ea pitting mecheng ea litaba ea ion ea chloride e sa nke lehlakore, le ho bola ho hotle ha crevice le ho hanyetsa khatello ea maikutlo. E loketse mefuta e sa tšoaneng ea sulfuric acid ka tlase ho 70 ° C, 'me e na le khanyetso e ntle ea ho bola ka acetic acid ea mahloriso leha e le afe le mocheso ofe kapa ofe tlas'a khatello e tloaelehileng, le acid e tsoakiloeng ea formic acid le acetic acid.
AISI 904L tšepe e sa jeleng paate ke tšepe e sa jeleng ea austenitic e nang le alloy e phahameng e nang le khabone e tlase haholo. Motsoako oa chromium e phahameng, nickel, molybdenum le koporo e fana ka tšepe e ntle e hanyetsanang le kutu. Ho eketsoa ha koporo ho etsa hore e be le matla a ho hanyetsa acid, e ka hanela li-acid tse sa tšoaneng tsa organic le inorganic acid, haholo-holo chloride crevice corrosion le khatello ea kelello ea corrosion cracking, ha ho bonolo ho ba le matheba a kutu le mapetsong, 'me e na le khanyetso e matla ea pitting. AISI 904L e na le khanyetso e ntle ea kutu ho hlapolla sulfuric acid. Alloy ke tšepe e loketseng ho hlapolla sulfuric acid e matla a senyang. E boetse e hanyetsana le metsi a leoatle, e na le machinability e ntle le weldability, 'me e sebelisoa haholo liindastering tsa kaho, lik'hemik'hale, tsa bongaka le tse ling.
AISI 904L tšepe e sa hloekang e sebelisoa hangata ho li-reactors ka thepa ea peterole le ea petrochemical; sulfuric acid polokelo le thepa ea lipalangoang, tse kang mocheso exchangers; lisebelisoa tsa flue gas desulfurization lifemeng tsa motlakase, joalo ka litora, flues, shutter, likarolo tsa kahare, li-sprayers, fan, joalo-joalo lits'ebetsong tsa kalafo ea asiti ea organic; lisebelisoa tsa ho hloekisa metsi a leoatle, tse kang tse futhumatsang metsi a leoatle; thepa ea indasteri ea pampiri, sulfuric acid, lisebelisoa tsa nitric acid; lisebelisoa tsa lik'hemik'hale, likepe tsa khatello, lisebelisoa tsa lijo tse kang ho etsa asiti le liindasteri tsa meriana.
-Liindasteri tsa lik'hemik'hale le tsa petrochemical. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Liindasteri tsa pampiri le makhasi. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Sistimi ea liphaephe. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Lisebelisoa tsa mocheso. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Likarolo tsa limela tsa ho hloekisa khase. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Likarolo tsa limela tsa ho tlosa letsoai metsing a leoatle. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Liindasteri tsa lijo, tsa meriana le tsa masela. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Lisebelisoa tsa ho hloekisa metsi a leoatle, lisebelisoa tsa mocheso oa metsi a leoatle, lisebelisoa tsa indasteri ea pampiri, sulfuric acid, lisebelisoa tsa nitric acid, tlhahiso ea acid, indasteri ea meriana le lisebelisoa tse ling tsa lik'hemik'hale, likepe tsa khatello, lisebelisoa tsa lijo.
Litlhaloso tsa tlhahiso ea Womic Steel: liphaephe tsa tšepe tse 904L li fumaneha ka mefuta e fapaneng ea boholo ba tlhahiso moleng oa Womic Steel Production, ho kenyeletsoa liphaephe tse se nang moroallo le lipeipi tse cheselitsoeng. Bophara ba ka ntle ba liphaephe tse se nang moeli hangata bo tloha ho 3 ho ea ho 720 mm (φ1 ho ea ho 1200 mm), ka bophara ba lerako la 0.4 ho ea ho 14 mm; bophara bo ka ntle ba liphaephe tse cheselitsoeng hangata bo tloha ho 6 ho isa ho 508 mm, le botenya ba lerako la 0.3 ho isa ho 15.0 mm.
Ho feta moo, ho boetse ho na le litlhaloso tse fapaneng tse kang liphaephe tse lisekoere le liphaephe tse khutlonnetsepa, tšepe ea tšepe, lipoleiti, likhoele tse nang le thepa ea tšepe e sa hloekang bakeng sa khetho ea hau ho Womic Steel.
Motsoako oa lik'hemik'hale:
| C | Si | Mn | P | S | Cr | Ni | Mo | N |
| ≤0.02 | ≤0.70 | ≤2.00 | ≤0.030 | ≤0.010 | 19.0-21.0 | 24.0-26.0 | 4.0-5.0 | ≤0.1 |
Thepa ea mochini:
| Botenya | 8.0 g/cm3 |
| Sebaka se qhibilihang | 1300-1390 ℃ |
| Boemo | Matla a tšepe Rm N/mm2 | Ho hlahisa matla RP0.2N/mm2 | Elongation A5% |
| 904L | 490 | 216 | 35 |
Rea u amohela ho ikopanya le rona bakeng sa lintlha tse ling!
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Nako ea poso: Oct-30-2024