Sharaxaada
Monel 400 (UNS N04400/2.4360) waa daawaha nikkel-naxaas leh xoog sare iyo iska caabin heer sare ah oo ka mid ah noocyada kala duwan ee warbaahinta oo ay ku jiraan biyaha badda, qaso hydrofluoric iyo sulfuric acids, iyo alkalies.
Monel 400 oo ka kooban 30-33% naxaas ah oo ku jira matrix nikkel ayaa leh sifooyin badan oo la mid ah nikkel saafi ah oo ganacsi ahaan ah, halka kuwo kale oo badanna ay ka sii fiicnaanayaan. Ku darida birta qaarkeed waxay si weyn u wanaajisaa caabbinta cavitation iyo nabaadguurka codsiyada tuubada kondenseriyaha. Isticmaalka ugu muhiimsan ee Monel 400 waxay ku hoos jiraan xaaladaha xawaaraha socodka sare iyo nabaadguurka sida shafts-yada, wax-soo-saareyaasha, bambooyinka-hawlgalayaasha, daasadaha, tuubooyinka qaboojiyaha, iyo tuubooyinka kulaylka beddela. Heerka daxalka ee dhaqdhaqaaqa biyaha badda guud ahaan wuu ka yar yahay 0.025 mm / sanad. Alwaaxdu waxay ku daadan kartaa biyaha badda fadhiya, si kastaba ha ahaatee, heerka weerarku aad ayuu uga yar yahay daawaha saafiga ah ee ganacsi ahaan 200. Sababtoo ah maadada nikkel ee sarreeya (qiyaastii. 65%) daawaha guud ahaan waxay difaac u tahay dillaaca daxalka chloride stress. Caabbinta guud ee daxalka ee Monel 400 ee asiidhyada macdanta aan oksaydhsaydhaynta ahayn ayaa ka wanaagsan marka loo eego nikkel. Si kastaba ha noqotee, waxay la ildaran tahay isla daciifnimada muujinta iska caabbinta daxalka aadka u liidata ee warbaahinta oksaydhaynta sida ferric chloride, koloriin koloriin, koloriin qoyan, chromic acid, sulfur dioxide, ama ammonia. Xalka hydrochloric-ka iyo sulfuric acid-ka aan la nadiifin, dawadu waxay leedahay iska caabin faa'iido leh ilaa 15% heerkulka qolka iyo ilaa 2% heerkul sare oo aan ka badnayn 50 ° C. Sifadan gaarka ah awgeed, Monel 400 oo ay soo saartay NiWire ayaa sidoo kale loo isticmaalaa geeddi-socodyada ay dareerayaasha koloriinku ka samaysan karaan hydrochloric acid sababtoo ah hydrolysis, taas oo sababi karta fashil ku yimaadda birta caadiga ah.
Monel 400 waxay leedahay iska caabin daxaleed wanaagsan heerkulka jawiga ee dhammaan feejignaanta HF haddii hawada maqan tahay. Xalalka hawada lagu shubo iyo heerkulka sare ayaa kordhiya heerka daxalka. Alloysku waxay u nugul yihiin dillaaca daxalka stress ee qoyan hawo-mareenka hawada ama uumiga hydrofluorosilic. Tan waxa lagu yarayn karaa jahawareer ku yimaadda bay'ada ama culayska dhimista ciribtirka qaybta su'aasha.
Codsiyada caadiga ah waxaa ka mid ah qaybo ka mid ah valve iyo bamka, shafka, qalabka badda lagu xidho iyo xidhidhayaasha, qaybaha elektarooniga ah, qalabka farsamaynta kiimikada, haamaha shidaalka iyo biyaha saafiga ah, qalabka farsamaynta batroolka, kuleyliyaha biyaha kululeeyaha iyo kulaylka kale
Halabuurka Kiimikada
Darajo | Ni% | Cu% | Fe% | C% | Mn% | C% | Si% | S% |
Lacagta 400 | Min 63 | 28-34 | ugu badnaan 2.5 | ugu badnaan 0.3 | ugu badnaan 2.0 | ugu badnaan 0.05 | ugu badnaan 0.5 | ugu badnaan 0.024 |
Tilmaamaha
Darajo | UNS | Workstoff Nr. |
Lacagta 400 | N04400 | 2.4360 |
Guryaha Jirka
Darajo | Cufnaanta | Meesha dhalaalaysa |
Lacagta 400 | 8.83 g/cm3 | 1300°C-1390°C |
Guryaha Makaanikada
Alloy | Xoogga Jilicsan | Xoogga Wax-soo-saarka | Dheeraynta |
Lacagta 400 | 480 N/mm² | 170 N/mm² | 35% |
Heerka Wax-soo-saarkayaga
Heerka | Baar | Been abuurasho | Dhuumaha/Tube | Xaashi/Suul | Silig | Qalabaynta |
ASTM | ASTM B164 | ASTM B564 | ASTM B165/730 | ASTM B127 | ASTM B164 | ASTM B366 |