AISI 904L stainless hlau lossis AISI 904L (WNR1.4539) ASTM A 249, N08904, X1NiCrMoCu25-20-5 yog cov hlau stainless hlau austenitic siab. Piv nrog 316L, SS904L muaj cov ntsiab lus carbon (C) qis dua, cov ntsiab lus chromium (Cr) siab dua, thiab kwv yees li ob npaug ntawm cov ntsiab lus nickel (Ni) thiab molybdenum (Mo) ntawm 316L, ua rau nws kub dua ...
904L (N08904,, 14539) super austenitic stainless hlau muaj 19.0-21.0% chromium, 24.0-26.0% nickel, thiab 4.5% molybdenum. 904L super austenitic stainless hlau yog cov hlau tsis muaj carbon, nickel siab, molybdenum austenitic stainless acid-resistant steel, uas yog cov khoom siv tshwj xeeb los ntawm lub tuam txhab Fabkis H·S. Nws muaj peev xwm ua kom muaj zog thiab passivation zoo, tiv taus corrosion zoo, tiv taus corrosion zoo hauv cov kua qaub tsis-oxidizing xws li sulfuric acid, acetic acid, formic acid, phosphoric acid, tiv taus pitting zoo hauv cov chloride ion media nruab nrab, thiab tiv taus crevice thiab kev ntxhov siab corrosion zoo. Nws yog qhov tsim nyog rau ntau yam concentration ntawm sulfuric acid hauv qab 70 ° C, thiab muaj kev tiv taus corrosion zoo hauv acetic acid ntawm txhua qhov concentration thiab txhua qhov kub hauv qab qhov siab ib txwm muaj, thiab cov kua qaub sib xyaw ntawm formic acid thiab acetic acid.
AISI 904L stainless hlau yog ib hom hlau austenitic uas muaj cov hlau sib xyaw ua ke nrog cov pa roj carbon tsawg heev. Kev sib xyaw ua ke ntawm cov chromium, nickel, molybdenum thiab tooj liab ua rau cov hlau no tiv taus xeb zoo. Kev ntxiv tooj liab ua rau nws tiv taus kua qaub, tiv taus ntau yam organic thiab inorganic acids, tshwj xeeb tshaj yog chloride crevice corrosion thiab stress corrosion cracking, tsis yooj yim rau muaj cov pob thiab tawg corrosion, thiab tiv taus pitting pitting zoo. AISI 904L muaj kev tiv taus xeb zoo hauv dilute sulfuric acid. Cov hlau no yog ib hom hlau uas haum rau dilute sulfuric acid thiab corrosive medium. Nws kuj tiv taus dej hiav txwv, muaj kev siv tshuab zoo thiab weldability, thiab siv dav hauv kev tsim kho, tshuaj lom neeg, kev kho mob thiab lwm yam lag luam.
AISI 904L stainless hlau feem ntau siv rau hauv cov reactors hauv cov khoom siv roj av thiab petrochemical; cov khoom siv khaws cia thiab thauj cov kua qaub sulfuric, xws li cov khoom siv hloov pauv cua sov; cov khoom siv roj flue desulfurization hauv cov chaw tsim hluav taws xob, xws li cov pej thuam, cov qhov cua, cov qhov rooj, cov khoom sab hauv, cov tshuaj tsuag, cov kiv cua, thiab lwm yam hauv cov txheej txheem kho cov kua qaub organic; cov khoom siv kho dej hiav txwv, xws li cov khoom siv hloov pauv cua sov dej hiav txwv; cov khoom siv kev lag luam ntawv, cov kua qaub sulfuric, cov khoom siv nitric acid; cov khoom siv tshuaj lom neeg, cov hlab ntsha siab, cov khoom siv khoom noj xws li kev ua kua qaub thiab kev lag luam tshuaj.
-Kev lag luam tshuaj lom neeg thiab petrochemical. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Kev lag luam ntawv thiab pulp. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Cov kav dej. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Cov khoom siv hloov cua sov. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Cov khoom ntawm cov nroj tsuag ntxuav roj. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Cov Cheebtsam ntawm cov nroj tsuag desalination dej hiav txwv. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Kev lag luam zaub mov, tshuaj thiab textile. AISI 904L (WNR1.4539) ASTM A 249, X1NiCrMoCu25-20-5
-Cov khoom siv kho dej hiav txwv, cov khoom siv hloov cua sov dej hiav txwv, cov khoom siv kev lag luam ntawv, sulfuric acid, cov khoom siv nitric acid, kev tsim kua qaub, kev lag luam tshuaj thiab lwm yam khoom siv tshuaj lom neeg, cov hlab ntsha siab, cov khoom siv khoom noj khoom haus
Cov lus qhia txog kev tsim khoom los ntawm Womic Steel: 904L cov kav dej stainless hlau muaj nyob rau hauv ntau qhov ntau thiab tsawg ntawm cov khoom tsim tawm hauv Womic Steel Production kab, suav nrog cov kav dej seamless thiab cov kav dej welded. Lub cheeb tsam sab nraud ntawm cov kav dej seamless feem ntau yog txij li 3 txog 720 hli (φ1 txog 1200 hli), nrog rau phab ntsa tuab ntawm 0.4 txog 14 hli; lub cheeb tsam sab nraud ntawm cov kav dej welded feem ntau yog txij li 6 txog 508 hli, nrog rau phab ntsa tuab ntawm 0.3 txog 15.0 hli.
Tsis tas li ntawd xwb, kuj muaj ntau yam kev qhia xws li cov kav dej plaub fab thiab cov kav dej plaub fab, cov hlau, cov phaj, cov kauj nrog cov khoom siv hlau tsis xeb rau koj xaiv hauv Womic Steel.
Cov tshuaj lom neeg muaj pes tsawg leeg:
| 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 |
Khoom siv kho tshuab:
| Qhov Ceev | 8.0 g/cm3 |
| Qhov kub yaj | 1300-1390 ℃ |
| Xwm txheej | Lub zog tensile Rm N/mm2 | Lub zog tawm los RP0.2N/mm2 | Kev ntev A5% |
| 904L | 490 | 216 | 35 |
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Lub sijhawm tshaj tawm: Lub Kaum Hli-30-2024