MONEL® R-405
Apr 16, 2020
UNS N 04405
Monel R 405 yog qhov kev tsim pub dawb ntawm Monel 400. Nws yog cov npib tsib xee-tooj hlau nrog kev tswj hwm tus nqi ntawm leej faj ntxiv ntxiv los muab cov leej faj sulfide uas ua rau cov nti hluav taws xob thaum tshuab txiav. Zoo li Monel 400, alloy R - 405 yuav tiv thaiv cov dej hiav txwv thiab dej ntawm qhov kub ntawm siab heev li rau ntsev thiab daws cov teeb meem. Monel R 405 yog cov tshuaj sib tov nrog uas tsuas yog tuaj yeem siv los ntawm kev ua haujlwm txias. No nickel alloy nthuav qhia cov yam ntxwv zoo li corrosion zoo-zoo, weldability zoo thiab muaj lub zog zoo. Ib qho kev xeb tsawg hauv kev nrawm nrawm lossis dej hiav txwv ua ke nrog zoo heev tiv thaiv kev ntxhov siab corrosion tawg nyob rau hauv cov dej feem ntau, thiab nws qhov kev tsis kam mus rau ntau yam kev mob corrosive ua rau nws siv dav hauv cov ntawv thov marine thiab lwm cov kev daws tsis-oxidizing chloride. No npib tsib xee hlau alloy yog qhov tshwj xeeb ua kom muaj zog nrog hydrochloric thiab hydrofluoric acidswhenthey yog de-aerated. Raws li qhov xav tau los ntawm nws cov ntsiab lus tooj liab siab, alloy R - 405 tawm tsam sai los ntawm nitric acid thiab ammonia systems.
Cov ntawv dab tsi yog Monel R 405 Muaj?
• Hloov Hloov Bar (ASTM kev piav qhia B 164)
• Hex Bar
Corrosion Resistant Monel R-405
Raws li nrog alloy 400, Monel R-405 yog qhov tsis muaj zog tiv thaiv chloride ion ntxhov siab corrosion tawg nyob rau hauv ib puag ncig raug. Feem ntau, nws qhov kev txhim kho corrosion yog qhov zoo heev hauv kev txo cov chaw ib puag ncig, tab sis tsis zoo hauv cov kev mob oxidizing. Nws tsis muaj txiaj ntsig hauv oxidizing acids, xws li nitric acid thiab nitrous. Txawm li cas los xij, nws tiv taus feem ntau ntawm alkalis, ntsev, dej, khoom noj khoom haus, cov tshuaj organic thiab cov huab cua nyob ntawm qhov kub thiab txias.
Monel 400 thiab R-405 qhia txog kev tiv thaiv xeb ib yam li npib tsib xee tab sis nrog kev ua haujlwm siab ntau dua thiab kub thiab ntawm tus nqi qis dua vim nws muaj peev xwm zoo dua los ua cov tshuab.
Dab tsi yog cov yam ntxwv ntawm Monel R 405?
Cov yam ntxwv tsis tseem ceeb yog qhov zoo tib yam ntawm Monel 400 xws li:
• Kev siv lub tshuab zoo thiab raug pom zoo rau siv nrog lub hau ntswj ntsia hlau
• Ruaj tiv thaiv dej hiav txwv thiab dej khov ntawm qhov kub
• Cov tshuaj tiv thaiv zoo heev rau kev nrawm nrawm nrawm lossis dej hiav txwv
• Zoo heev tiv taus kev ntxhov siab corrosion cracking nyob rau hauv feem ntau cov dej tshiab
• Qhov tshwj xeeb tshaj tawm nrog hydrochloric thiab hydrofluoric acids thaum lawv de-aerated
• Ua rau muaj qee qhov tsis kam nrog hydrochloric thiab sulfuric acids qhov ntsuas kub thiab qhov ntau, tab sis tsis tshua khoom ntawm kev xaiv rau cov acids
• Muaj peev xwm tiv taus zoo rau hauv nruab nrab ntsev thiab alkaline ntsev
• Ua hauj lwm rau chloride vim kev ntxhov siab corrosion cracking
• Muaj tshuaj tiv thaiv zoo heev rau alkalis
Tshuaj lom neeg Muaj pes tsawg leeg,%
| N | Cu | Fe | S | Mn | C | Si |
| 63. 0 min | 28.0-34.0 | 2. 5 qhov ntau | .025-.060 | 2 .0 max | . 3 max | . 5 max |
| Mob | Tensile (ksi) | . 2% Tawm (ksi) | Elongation% | Hardness Brinell (3000 kg) | Hardness Rockwell B |
| Lees | 70-85 | 25-40 | 50-35 | 110-140 | 60-76 |
| Kub Kub Tag | 75-90 | 35-60 | 45-30 | 130-170 | 72-86 |
| Mob khaub thuas-kos, Raws li Kev Tos | 85-115 | 50-105 | 35-15 | 160-245 | 85-23C |







