Hōʻuluʻulu manaʻo: Hoʻohālikelike kēia alakaʻi i nā ʻāpana nickel Inconel, Incoloy, Hastelloy a me Monel, e uhi ana i nā palena wela, ka pale ʻana i ka corrosion, ka hoʻolei ʻana a me ka machinability no ke koho ʻana i nā ʻāpana ʻāpana ʻoihana.
Hoʻopili kēia alakaʻi i nā māka nickel alloy i hoʻohana nui ʻia e like me Inconel, Incoloy, Hastelloy a me Monel, me ka ʻikepili kūpono e pili ana i nā palena wela, ka pale ʻana i ka corrosion, ka hoʻolei ʻana a me ka machinability e kākoʻo i ke koho ʻana i nā mea ʻenehana.
ʻOi aku ka maikaʻi o nā ʻāpana huila Nickel ma mua o ke kila kila a me ke kila kalapona i ka wā e hoʻomau ʻia ai nā mea hana i ka wela kiʻekiʻe, nā wai ʻino ʻino, a i ʻole ka hoʻouka ʻana i nā mīkini a me nā kemika.
Hoʻohana nā ʻāpana nickel alloy ʻelua a me nā blanks nickel alloy mīkini i nā hana koʻikoʻi ma waena o nā ʻoihana hana kaumaha.
Hoʻolauna i nā ʻāpana Alloy ma muli o Nickel
ʻO nā mea hao i hoʻokumu ʻia i ka Nickel he mau mea metala me ka nickel ma ke ʻano he kumu matrix mua, i hoʻohui ʻia me ka chromium, molybdenum, hao, keleawe a me nā mea ʻē aʻe e hoʻohālikelike i nā waiwai mechanical a corrosion.
ʻO kā lākou pōmaikaʻi nui loa, ʻo ia ka hana paʻa ma lalo o nā koʻikoʻi i hui ʻia e hoʻohaʻahaʻa i nā kila maʻamau: ke kolo wela kiʻekiʻe, ka oxidation, pitting, crevice corrosion a me ka hoʻouka ʻana e ka media acidic a i ʻole chloride.
Hoʻokaʻawale kahi ʻokoʻa nui i nā ʻāpana nickel alloy a me nā ʻāpana nickel alloy.
Hoʻopili ʻia a ʻōwili ʻia nā ʻano like ʻole a laila CNC machined, e hāʻawi ana i ka mana ʻoi aku ka paʻa o ka palaoa a me ka ikaika tensile kiʻekiʻe no nā hoʻolālā kiʻekiʻe.
Hoʻoheheʻe ʻia nā ʻāpana nickel alloy, i hana ʻia ma o ka hoʻoheheʻe kālā, hoʻopili i nā geometries paʻakikī e like me ka ʻoki valve, nā nozzles a me nā mea hoʻokomo lole maʻamau kahi e hōʻemi ai ka hana ʻana i ka ʻupena kokoke i ka hana mīkini.
He mea kōkua ka hoʻokaʻawale ʻana i kēia mau mea mai nā ʻāpana alloy Stellite.
ʻOiai ʻoi aku ka maikaʻi o nā alloys kobalt Stellite i ka ʻaʻahu abrasive, cavitation a me ka lawelawe paʻakikī, koho nui ʻia nā alloys nickel no ka pale ʻana i ka corrosion a me ka kūpaʻa o ke ʻano kiʻekiʻe.
Hoʻopiha kēlā me kēia ʻohana i kahi niche kaʻawale i nā kikoʻī kikoʻī.
Nā ʻohana Nickel Alloy Nui & Nānā Papa
Hoʻopili ʻia nā ʻāpana nickel e nā ʻōnaehana alloying a me nā ikaika hana kumu. ʻEhā ʻohana e hoʻomalu ana i nā kauoha ʻāpana hana maʻamau: Inconel, Incoloy, Hastelloy a me Monel.
Hui Pūʻulu Inconel
ʻO nā helu Inconel nā nickel-chromium alloys, pinepine me ka molybdenum, niobium a i ʻole ka titanium hoʻohui.
Hoʻolālā ʻia lākou e mālama i ka ikaika a me ka pale ʻana i ka oxidation i nā wela kiʻekiʻe.
ʻO nā ʻāpana hoʻohui Inconel ʻelua i hōʻike nui ʻia Inconel 625 a me Inconel 718.
Hoʻohana ʻo Inconel 718 i ka paʻakikī o ka ua no ka hoʻopuka ʻana i ka ikaika tensile kiʻekiʻe a me ke kolo, e hoʻolilo iā ia i mea paʻamau no ka lako ʻāpana wela i hoʻouka ʻia.
Ke hilinaʻi nei ʻo Inconel 625 i ka hoʻoikaika ʻana i ka hoʻonā paʻa, me ke kūpaʻa maikaʻi loa i ka lua chloride a me ka ʻae ʻana i ka corrosion ākea i nā media hui ʻia.
Incoloy Alloy Series
ʻO nā helu Incoloy nā mea hao-nickel-chromium.
ʻO ka mea hao e hōʻemi ana i ke kumu kūʻai maka ke hoʻohālikelike ʻia me nā māka Inconel waiwai nui i ka nickel me ka mālama ʻana i ke kūpaʻa maikaʻi ʻana i ka ʻino wai ma nā mahana haʻahaʻa.
ʻO Incoloy 825 ka papa hae ma kēia pūʻulu.
Hoʻohālikelike ia i ka pale ʻana i ka sulfuric acid, phosphoric acid a me ka chloride stress corrosion cracking, kahi koho maʻamau no nā mea hana kemika a me ka ʻaila.
ʻO Hastelloy Alloy Series
ʻO Hastelloy kahi ʻohana nickel-molybdenum-chromium alloy i kūkulu ʻia no ka ʻino kemika koʻikoʻi.
Hāʻawi ka ʻike molybdenum kiʻekiʻe iā Hastelloy alloy i ka hoʻomanawanui ikaika i ka hoʻohaʻahaʻa ʻana i nā ʻakika, nā kahawai waika hui ʻia a me nā wai kaʻina hana chloride.
ʻO kēia ʻohana ka noʻonoʻo mua ʻana no nā reactors, transfer manifolds a me nā ʻoki valve i hōʻike ʻia i ka pāpaʻi kemika ikaika kahi e hāʻule koke ai ke kila kila a i ʻole Inconel maʻamau.
Monel Alloy Series
ʻO nā huila monel he mau nickel-copper alloy me ka liʻiliʻi o ka chromium. ʻO Monel 400 ka papa maʻamau.
Hāʻawi ia i ke kūpaʻa maikaʻi loa i ka waika hydrofluoric a me ka erosion wai kai, me ka ductility maikaʻi a me ka maʻalahi maʻalahi ke hoʻohālikelike ʻia me nā helu nickel kiʻekiʻe.
Hoʻohana nui ʻia ia i loko o ka moana, desalination a me nā ʻōnaehana mālama wai hydrofluoric.
| Papa Aluia | Hui Kii | Max Hoʻomau lawelawe Temp | Media Kū'ē | Hiki ke hoolei | Ka pilikia o ka mīkini | Nā ʻāpana ʻāpana maʻamau |
| Inconel 625 | Ni-Cr-Mo-Nb | 980°C | ʻO ka media oxidizing, chlorides, wai kai | Kūleʻa; hiki i ka weluwelu wela | Kiʻekiʻe, paʻakikī hana | ʻO nā sila turbine kinoea, nā nozzle kemika, nā kino valve |
| Inconel 718 | Ni-Cr-Mo-Nb-Ti | 700°C | ʻO ka ea wela kiʻekiʻe, nā corrosive māmā | Pono; paʻakikī i ka hoʻolei ʻana i ka hoʻoilo | Kiʻekiʻe loa; pono mea hana paakiki | ʻO nā puʻupuʻu turbine, nā pahu pahu kiʻekiʻe, nā mea hoʻopaʻa |
| Incoloy 825 | Ni-Fe-Cr-Mo-Cu | 540°C | Sulfuric acid, phosphoric acid, brine | Maikaʻi | Kaumaha | Heat exchanger tubesheets, oilfield tubing parts |
| Nā māka Hastelloy | Ni-Mo-Cr | 700–1090°C (pili i ka papa) | Nā ʻakika hui ʻia, hoʻohaʻahaʻa/oxidizing kahawai kemika | Kaumaha | Kiʻekiʻe | ʻO loko o ka Reactor, ʻoki kiwi kime, nā pā puka |
| Monel 400 | Ni-Cu | 480°C | Ka wai kai, waika hydrofluoric, media alkaline | Maikaʻi | Haʻahaʻa haʻahaʻa | ʻO nā noho kīpē moana, nā kumu pāpaʻi, nā lako paipu wai kai |
'Ōlelo Aʻo: Ua uhi ʻo Hastelloy i nā māka ʻokoʻa; he kuhikuhi ākea kēia pae wela. E hōʻoia mau i nā palena e pili ana i ka ʻikepili no kāu helu Hastelloy pololei.
ʻO ka wehe ʻana o ka hana ma ka Nickel Alloy Grade
I ka hoʻohālikelike ʻana i nā ʻāpana nickel alloy no kahi papahana, ʻekolu mau ʻāpana hana e alakaʻi i ka hapa nui o nā hoʻoholo kikoʻī: kūpaʻa kiʻekiʻe-mehana, kūpaʻa ʻino a me ka hana mechanical.
ʻO ka ikaika kiʻekiʻe a me ka pale ʻana i ka oxidation
Ke alakaʻi nei nā māka Inconel i kēia māhele. Mālama ʻo Inconel 625 i ka paʻa o ka ʻili a hiki i ka 980°C i ka ea maʻemaʻe, ʻoiai ʻo Inconel 718 i kaupalena ʻia i ka haʻahaʻa haʻahaʻa mau no ka mea ua haki kona microstructure paʻakikī i ka wela loa.
Hiki iā Hastelloy ke hāʻawi i ke kūpaʻa corrosion kiʻekiʻe kiʻekiʻe, akā ʻaʻole kūpono kāna hana mechanical creep no Inconel i ka lawelawe wela wela.
ʻAʻole i hoʻolālā ʻia ʻo Monel a me Incoloy no ka hana maʻamau ultra-kiʻekiʻe-mehana; hāʻule koke ko lākou ikaika ma luna o ko lākou mau palena wela.
He palapala koʻikoʻi: pili nā helu wela i paʻi ʻia i ka lawelawe ea maʻemaʻe.
ʻO nā ʻenehu ʻino, sulfur a i ʻole ka paʻakai hoʻoheheʻe ʻia e hōʻemi nui i nā mahana hana palekana.
ʻO ke kūpaʻa ʻana i ka corrosion no nā media lawelawe like ʻole
Loaʻa i kēlā me kēia ʻohana alloy nā ikaika a me nā wahi makapō:
- Inconel: Ka ikaika e kū'ē i ka oxidation a me ka chloride pitting, emi ka waiwai no ka hoʻohaʻahaʻa ʻana i nā ʻakika.
- Hastelloy: ʻO ke koho maikaʻi loa no ka ʻakika hui ʻia a me ka hoʻohaʻahaʻa ʻana i nā kaiapuni kemika, ʻoiai ke kumukūʻai.
- Incoloy 825: He kumu kūʻai maikaʻi no ka dilute sulfuric a me ka waikawa phosphoric, a me nā kaiapuni brine.
- Monel 400: Maikaʻi me ka waika hydrofluoric a me ka wai kai, hana maikaʻi ʻole i nā waikawa oxidizing ikaika e like me ka waikawa nitric.
Nui nā hemahema kikoʻī i ka wā e koho ai nā mea ʻenekinia i kahi alloy wela kiʻekiʻe me ka nānā ʻole ʻana i ka hoʻohālikelike ʻana me ke kaʻina hana maoli.
Nā waiwai mīkini ma ka lumi a me ka wela kiʻekiʻe
Kūʻē ʻo Inconel 718 no ka ikaika hua kiʻekiʻe ma hope o ka paʻakikī ʻana o ka makahiki, ʻo ia ke kumu i hoʻohana ʻia ai no nā mea e hoʻohuli ai i ka ukana a me nā ʻāpana paʻa.
ʻO Inconel 625 ka ikaika haʻahaʻa haʻahaʻa o ka lumi akā ʻoi aku ka maikaʻi o ka fabricability a me ka versatility corrosion.
Hāʻawi ʻo Monel 400 i ka ductility maikaʻi a me ka pale ʻana i ka hopena, kūpono ia i ka pauma a me nā ʻāpana valve e pili ana i ka hoʻouka haʻalulu.
Hana Hana: Hoʻolei & CNC Machining o Nickel Alloy Parts
Hoʻopili pololei ka hana ʻana i ka manawa alakaʻi, ke kumu kūʻai a me ka maikaʻi o ka ʻāpana hope no nā ʻāpana nickel alloy a me nā blanks nickel alloy machined.
Ua ʻike nui ʻia nā mea hao nikela ma ke ʻano he mea paʻakikī i ka mīkini, ʻoiai ʻokoʻa ka paʻakikī ma ka papa.
Hiki ke hoʻoheheʻe ʻia o nā nickel alloys
ʻO nā nickel alloy me ka chromium kiʻekiʻe a me ka molybdenum maʻiʻo e lawe i kahi pilikia o ka pohā wela i ka wā paʻa.
ʻO ka Inconel 718 ka mea maʻalahi i nā gradients thermal i ka hoʻolei ʻana.
Hoʻolei kālā Pono nā mea hoʻokumu e hoʻomalu i ka ninini ʻana i ka mahana, ka hoʻomaʻamaʻa mua ʻana a me nā kaʻina hoʻomaha e hōʻemi i ka porosity a me nā waimaka wela.
ʻO Monel 400 a me Incoloy 825 ka maikaʻi maikaʻi loa ma waena o ka hui a ʻoi aku ka kala ʻana no nā hoʻoheheʻe ʻia ʻana o ka paia lahilahi.
Pono ʻo Hastelloy a me Inconel 625 i ka hoʻomalu kaʻina hana a ʻoi aku ka nui o ka hōʻole ʻana i nā uku.
Nā hiʻohiʻona mīkini a me nā pilikia maʻamau
Ke hana ʻia nā blank blanks, ʻo ka hapa nui o nā hoʻoheheʻe nickel alloy e koi mau i ka hoʻopau pololei ʻana o CNC.
ʻO ka paʻakikī o ka hana ka pilikia mua o ka mīkini. Hoʻomaka koke ka ʻoki ʻana i ka wela ma ka ʻaoʻao o ka mea hana, e hoʻolalelale ana i ke kapa ʻaoʻao.
Hoʻohana nā hale kūʻai i ka wikiwiki o ka ʻili, ka geometry mea hana rake maikaʻi a me ke kahe ʻoluʻolu no Inconel a me Hastelloy.
ʻOi aku ka maʻalahi o nā mīkini Monel 400, ʻo ia ke kumu i kaulana ai nā ʻāpana wai kai maʻamau.
ʻO Inconel 718 ka mea koi loa; hoʻohana nā hale hana he nui a i ʻole nā mea hana carbide i uhi ʻia a me nā uku hānai haʻahaʻa e pale aku i nā papa ʻili paʻakikī.
Ma hope o ke kaʻina hana: mālama wela, hoʻomaha hoʻoluhi, nānā NDT
ʻOkoʻa loa nā koi lapaʻau wela: Pono ʻo Inconel 718 i ka paʻakikī makahiki e wehe ai i kona ikaika kiʻekiʻe, ʻoiai ʻo Inconel 625 a me Hastelloy ka mea maʻamau i hoʻolako ʻia i ke kūlana hoʻonā.
He mea maʻamau ka hoʻomaha hoʻomaha no nā ʻāpana nickel alloy i hoʻolei ʻia a me ka mīkini nui e hōʻemi i ke koena o ke kaumaha a me ka distortion.
Pono pinepine nā ʻāpana lawelawe koʻikoʻi i ka nānā ʻana i ka NDT me ka hoʻāʻo penetrant, ka hoʻāʻo radiographic a i ʻole ka nānā ʻana i ka ultrasonic, ma muli o nā kikoʻī o ka ʻoihana no ka aila a me ke kinoea, ka mana a i ʻole ka hoʻohana ʻana i ka aerospace.
Nā Laʻana Hana Hana maʻamau a me nā ʻāpana ʻāpana
Hoʻopili ʻia kēlā me kēia ʻohana nickel alloy i kahi pūʻulu o nā ʻāpana ʻenehana i wehewehe ʻia e nā kūlana kaʻina.
ʻAila & kinoea a me nā lako petrochemical
ʻAla a me ke kinoea ʻoki kiwi, nā ʻāpana choke, nā mea pono poʻo luawai a mea hoʻokaʻawale i loko pinepine e hoʻohana i nā helu Inconel 625, Incoloy 825 a me Hastelloy.
Ke kūʻē nei kēia mau mea hoʻohui i ka brine ʻawaʻawa, carbon dioxide a me ka hydrogen sulfide corrosion e kūʻē ana i ke kila kila maʻamau.
Hoʻoulu mana (gas turbine, boiler parts)
Hoʻomaopopo pinepine ʻia nā ʻāpana huila ʻo Inconel no ke kolo a me ka pale ʻana ma lalo o ka hana wela kiʻekiʻe.
ʻO ka hoʻoponopono kemika a me nā mea hana ʻawaʻawa
ʻO Hastelloy ka koho mua no nā reactors chemical, mixer nozzles, control valve trim a me transfer manifolds i ʻike ʻia i ka hui ʻana o ka waika, chloride a me ka media oxidizing.
Ka lawelawe kai, desalination a me ka wai kai
Hoʻohana nui ʻia ʻo Monel 400 no nā kiwi wai kai, nā ʻāpana pahū a me nā mea paʻa.
ʻOi aku ka maikaʻi o ka pale ʻana i ka ʻinoʻino o ke kai ma mua o ka nui o nā māka kulika maʻamau, ʻoiai ʻaʻole ia e pale ʻia i ka microbiologically influenced corrosion ma lalo o nā kūlana stagnant.
Aerospace & mea hana wela
Ke hilinaʻi nui nei nā lako Aerospace ma Inconel 718 no ka turbine a me nā mea hana.
Ke koi nei kēia mau noi i ka traceability piha, nā hōʻike hoʻāʻo i hōʻoia ʻia a me nā pōʻai mālama wela.
ʻO ke alakaʻi koho ʻana i ka Nickel Alloy Grade no nā mea kūʻai aku a me nā ʻenekinia
Ke koho ʻana i ka papa nickel alloy pono e kaulike i nā ʻano hoʻololi kumu ʻehā: ka mahana hana, ke kaʻina hana, ka ukana mīkini a me ke kumu kūʻai āpau.
Nā pae koho kumu: wela, waena, ukana, kālā
E hoʻomaka ma ka palapala ʻana i ka mahana hana hoʻomau, ka wela kiʻekiʻe, ka kemika wai, ka pH, ka hoʻopaʻa ʻana o ka chloride a inā he oxidizing a hōʻemi paha ke kaiapuni.
A laila e wehewehe i nā koi mechanical e like me ka ukana static, cyclic fatigue, pressure and wear.
Inā kiʻekiʻe ka mahana a he mea nui ka hoʻouka ʻana, ʻo Inconel ka mea maʻamau ka hoʻomaka.
Inā ʻo ka hopena koʻikoʻi ʻo ia ka ʻawaʻawa koʻikoʻi, e loiloi iā Hastelloy.
No ka wai kai a i ʻole lawelawe HF, kūpono pinepine ʻo Monel 400.
No ka hoʻoheheʻe haʻahaʻa me ke kaomi kālā, he moho ikaika ʻo Incoloy 825.
Hoʻololi ʻia nā papa hana maʻamau a hana ʻole
Mai hoʻololi i nā māka ma muli o ke kumu kūʻai. ʻO ke kumu kūʻai haʻahaʻa haʻahaʻa i hāʻule mua ʻole e hana i nā kumukūʻai kiʻekiʻe loa no ka pani ʻana a me ka hoʻololi.
- Mai hoʻololi iā Hastelloy me Incoloy no ka hoʻemi ʻana i nā kahawai waika.
- Mai koho ʻoe iā Monel no ka waikawa nitric a i ʻole nā wahi hoʻoheheʻe ikaika.
- ʻAʻole hoʻololi pololei ʻo Inconel 625 no Inconel 718 paʻakikī i ka wā e koi ʻia ai ka ikaika tensile kiʻekiʻe.
Trade-off: ka hana vs ke kumu kūʻai a me ka mīkini
ʻO Hastelloy a me Inconel 718 ke kauoha i nā mea kiʻekiʻe loa a me nā kumukūʻai mīkini.
Hāʻawi ʻo Monel lāua ʻo Incoloy i kahi helu komo haʻahaʻa haʻahaʻa i ka wā e kūlike ai kā lākou enveloppi hana me ka ʻenehana hana.
He nui nā mea kūʻai e loiloi inā hiki i ka uhi uhi ke hoʻokō i nā koi ma mua o kahi ʻāpana nickel alloy paʻa.
Nīnau pinepine
He aha ka ʻokoʻa ma waena o Inconel a me Hastelloy?
Hoʻomaʻamaʻa ʻia ʻo Inconel no ka ikaika wela kiʻekiʻe a me ka pale ʻana i ka oxidation. Hoʻokumu mua ʻo Hastelloy i ke kūʻē ʻana i nā ʻakika hui pū ʻia a me ka hōʻemi ʻana i ka media corrosive.
ʻOi aku ka maikaʻi o Hastelloy ma mua o Inconel i ka lawelawe kemika koʻikoʻi, ʻoiai ʻoi aku ka maikaʻi o Inconel no nā mea hana wela.
ʻOi aku ka maʻalahi o Inconel 718 ma mua o Inconel 625?
ʻAʻole. ʻO Inconel 718 kahi puka aniani hoʻoheheʻe haiki a ʻoi aku ka maʻalahi i ka pohā wela, e koi ana i nā mana kaʻina hana koʻikoʻi e hoʻohālikelike ʻia me Inconel 625.
Hoʻonui pinepine nā mea hoʻokumu i ka mānoanoa o ka pā a hoʻohana paha i nā hoʻolālā puka hoʻomaʻemaʻe e hōʻemi i ka helu hōʻole ʻana no ka hoʻolele ʻana o Inconel 718.
Hiki ke hoʻohana ʻia ʻo Monel 400 no ka lawelawe waika hydrochloric?
Hana maikaʻi ʻo Monel 400 i ka waika hydrofluoric dilute me ka lewa ʻole. ʻO kāna hana i loko o ka waika hydrochloric e hilinaʻi nui ʻia i ka neʻe ʻana, ka mahana a me ka ea; ʻO ka oxygen hoʻoheheʻe ʻia a me nā mea hoʻohaumia oxidizing e hoʻolalelale wikiwiki i ka ʻino.
He aha ka ʻokoʻa ma waena o nā ʻāpana nickel alloy i hoʻolei ʻia?
Hoʻomaka ʻia nā ʻāpana nickel alloy mai ka mea i kālai ʻia a ʻōwili ʻia a CNC machined, e hāʻawi ana i ka ikaika tensile kiʻekiʻe aʻe.
Hoʻokumu ʻia nā ʻāpana nickel alloy ma o ka hoʻolei ʻana, ʻoi aku ka maikaʻi i nā geometries paʻakikī a haʻahaʻa pinepine i ke kumu kūʻai no nā hoʻolālā ʻāpana paʻakikī.
