Nickel 800 lub khob txias dov khiav ntawm txoj kev tuag sai sai, cia cov kab txaij kub, tso cai rau cov kab txaij ua kom pom kev tshwj xeeb lub zog thiab zoo heev nto. Alloy 800 ci ntsa iab yog ib qib kev thov kom txaus siab uas tuaj yeem tsim tawm hauv cov tiav thiab qhov ntau thiab tsawg.
Ib lub sourse rau stainless, duplex, tshwj xeeb alloy, monel, feels, zam tau tus nqi sib txawv, thiab cov roj ntsha, thiab lwm yam nqi thiab cov roj ntsha, Htd.
Ntxiv nrog rau oxidation, cov hlau tseem tiv taus qhov cuam tshuam ntawm kev cuam tshuam ntawm carburization. Raws li ib tug Austenitic hom stainless hlau, cov alloy muaj qee qhov kev txwv kub, tab sis muaj qhov kom zoo dua ntawm cov ntsiab lus carbon.
Alloy 825 cov pas nrig yog cov hluav taws xob zoo thiab tseem siv tau rau ntau lub hom phiaj hluav taws xob. Cov Nickel 825 Rods tiv thaiv intergranular corrosion nyob rau hauv lub li-welded mob. Nickel 825 Round Rods muaj qib siab ntawm kev tiv taus ntau hom oxidizing hom suav nrog nitric acid, nitrates thiab oxidizing ntsev. Peb tseem muab peb cov neeg siv khoom ntau thiab cov duab.
Zoo li ntau lwm tus nickel alloys, nws yog ducat thiab yooj yim rau daim ntawv thiab weld. Qhov no alloy yog siv nyob rau hauv ib puag ncig muaj kev lag luam uas muaj ib puag ncig corrosive swb.
DIN 1.4876 puag ncig tuaj yeem ua haujlwm ntau ntawm ntau qhov kub thiab kev ntsuas thiab nthuav tawm cov khoom siv zoo tshaj plaws. Cov khoom siv no muaj qhov tsawg kawg nkaus tensile lub zog ntawm 600MPA thiab tsawg kawg nkaus zog zog zog ntawm 275MPA. ASTM B408 Incoloy 800 precision hauv av pas nrig yog tsim los muaj cov uniform cross. Cov hlua khi yog cov seem thiab geometrically raug.
Kev ua haujlwm yog siv rau ib txwm ua rau ib txwm ua rau cov qauv ntawm cov roj carbon hlau thiab cov tawv ntoo tsawg tom qab forging, kub dov lossis muab rhaub. Lub hardness tau txais tom qab ib txwm nyob ntawm cov steel depensional tsom xam thiab txias siv siv (kwv yees li 100-250 HB).
Hastelloy (R) C276 yog daws cov cua sov kho thaum 1121¡ÃC (2050¡ÃF) thiab tom qab ntawd nrawm nrawm. Nyob rau hauv cov ntaub ntawv forging lossis kub forming, ntu yuav tsum tau daws qhov kub kho ua ntej siv.
Nickel Alloy Inconel 625 feem ntau siv nyob rau hauv cov kiv cua txuas, cov twj paj nruag tuaj yeem, cov khoom siv ntawm cov twj paj nruag, ntau lwm cov ntawv thov.
Alloy 625 (Tsis yog N06625) tuaj yeem siv nyob rau hauv ib ncig ntawm kab, lub raj, ntaub, forging, extruded seem thiab hlau. Saib cov chaw khaws cia, cov ntawv khaws cov npe lossis kev sib cuag muag rau kev muaj ntau yam muaj.
Inconel 625 bar yog ib qho kub tiv taus nickel raws supartalloy. Lub zog siab ntawm cov kab no ua rau lawv ib qho kev cia siab rau cov tshuab. Cov kab ntawm qib no muaj lub tshuab ntsuas ntawm 17% thiab nyuaj ntawm 29 hrc.
Piv rau Alloy 718, Alloy 625 muaj ntau dua corrosion tsis kam nyob rau hauv ib puag ncig kub.
Qib 1.440 lossis 316L yog ib tug Austenitic Stainless Hlau AISI 316 nrog heev zoo corrosion distance vim nws cov ntsiab lus chromium thiab molybdenum cov ntsiab lus thiab cov ntsiab lus muaj roj carbon. Nws lub zog hauv lub xeev tawv yog li ntawm 600 mpa rau cov kab uas loj loj, tab sis rau cov ntu me me, lub zog tuaj yeem nce los ntawm kev ua haujlwm txias.
Monel 400 yog resistant rau chav thiab dej hiav txwv raws li cov kev daws teeb meem zoo li cov sulfuric, hydrofluoric acids tom qab degassing. Nws muaj zoo heev solderability thiab tuaj yeem tiv taus ntau qhov siab thiab qhov hnyav. Lub alloy muaj cov tshuab ua haujlwm zoo tshaj plaws ntawm cov tshuab teev, nrog lub ntsej muag melting ntawm 2370¡Ã - thiab cov khoom lag luam tuaj yeem siv nyob rau ntawm qhov kub txog 1000,000 C.
Hastelloy (R) C276 tuaj yeem tsim los ntawm kev ua haujlwm txias uas siv cov tswv yim sib xyaw.
Cov kev siv chemistry ntawm inconel 825 lub phaj yog tsim los muab cov khoom muaj ntau yam uas muaj cov npib tsib xee-chromium matrix.
Vuam ntawm cov alloy no zoo ib yam li ntawm C-22 Alloy. Roj Tungsten Arc Vuam (GTAW) thiab cov thaiv hlau arc vuam (smaw) feem ntau siv rau weld c-276 alloys.
Nws raug nquahu tias lub alloy tau welded nyob rau hauv kev daws anealed mob nrog C-276 tub muab tub lim hlau.
Incoloy alloy 800h \ / 800ht round bar tau ua tau zoo heev rau carburizing, oxidation thiab nitrival. Lawv tsis tau txais tus kheej rau emebrittlement txawm tias tom qab kev ua haujlwm txuas ntxiv ntawm qhov kub ntawm 12000f mus rau 16000f.
316L stainless hlau yog ib qho kev sib txuam ntawm kev ua haujlwm feem ntau hu ua "Marine qib stainless hlau" vim tias nws siv nyob rau hauv ze li 90% ntawm cov ntawv thov marine - suav nrog kev lim dej. Ntxiv rau cov hlau xws li hlau thiab npib tsib xee, 316L muaj 16-18% chromium thiab 2-3% molybdenum. Cov ntsiab no yog qhov tseem ceeb vim tias lawv txhim kho lub corrosion ntawm corrosion; Chromium sib cuam tshuam nrog oxygen nyob rau hauv dej hiav txwv los ua txheej tiv thaiv oxide, thaum molybdenum txhim kho cov hlau ua kom pitting corrosion. Ib qho ntxiv, 316L muaj cov ntsiab lus roj carbon qis (li no siv "l" hauv nws lub npe), uas muab nws kev tiv thaiv zoo dua rau kev xeb.
Nimonic 80 A (Alloy 80a) yog ib qho ntawm cov superalalloys tshaj plaws teev rau cov roj turbines. Nimonic 80a fasteners feem ntau tau teev vim tias lawv muaj peev xwm tiv taus ntau kub heev. Qhov no ua rau nimonic bolts thiab txiv ntoo zoo tagnrho rau kev siv nyob rau hauv lub dav hlau tshuab, los ntawm nimonic fasteners muaj rau theem siab ntawm siab thiab kub.
Alloy C-276 yog ib qho ntawm feem ntau ntau yam kev txhim kho corrosion-resistant alloys muaj niaj hnub no.
Alloy C276 yog npib tsib xee, chromium thiab molybdenum alloy. Hastelloy C276 yog tsim los rau kev txhim kho corrosion zoo nkauj thiab oxidation tsis kam nyob rau ntau qhov chaw ib puag ncig. Cov alloys kuj tseem pom tsis kam rau pitting thiab crevice corrosion.
Carbon Steel Attm A105 Flanges ua los ntawm cov pa roj carbon lossis me me hlau. Cov pa roj carbon, manganese, phosphorus, leej faj thiab hlau yuav suav nrog hauv cov ntaub ntawv muaj pes tsawg leeg.
304 yog chromium-npib tsib xee ustenitic steel hlau. Zoo dua corrosion tsis kam ntau dua hom 302. Kev du me me, kev kos duab zoo heev, kev sib sau thiab kev sib txuas. Inherently tsis muaj kev sib nqus, nws ua cov hlau nplaum me ntsis thaum ua haujlwm txias. Cov pa roj carbon qis txhais tau tias tsawg los ntawm cov neeg muaj nag lossis daus hauv cov cua sov nyob rau hauv lub tshuab cua sov nyob rau hauv cov pa kub.
Vim tias cov khoom siv hluav taws xob ruaj khov ntawm cov hlau refract, nws muaj qhov nyuaj heev thiab lub zog hauv qhov kub thiab txias los ntawm tsawg kub mus rau 2000Ãc (1093¡Ãc). Qhov kev ntxhov siab no tuaj yeem tiv thaiv kev nyuaj siab tawg txog 1200,000Ãc (649¡Ãc) thiab yog resistant rau oxidation thiab oxidation mus txog 2000Ãc.
Nws tuaj yeem siv tau rau hauv flue roj desulfurization tshuab vim nws qhov zoo tshaj plaws rau cov kab mob sulphur thiab chloride ions feem ntau cov tu menyuam yaus.
Alloy C-276 tau tiv thaiv zoo heev rau pitting thiab kev ntxhov siab corrosion tawg. Nws tseem yog ib qho ntawm ob peb cov ntaub ntawv uas tuaj yeem tiv taus cov kev mob corrosive ntawm ntub dej chlorine, hypochlorite thiab chlorine dioxide.
Incoloy tau tsim tawm thaum ntxov xyoo 1950, tab sis nyob rau lub sijhawm ntawd, Nickel tsis siv dav, yog li nws tsuas yog siv tshwj xeeb thaum tsim qee cov hlau. Cov qib kawm no muaj qhov kub kub kub thiab tawm tsam mus carburization, oxidation thiab lwm yam kub corrosion.
Incoloy 800 Hloov Bar nrog txhua yam khoom siv uas tsim nyog thiab cov khoom xws li muaj peev xwm ua kom raug, oxidation tsis kam thiab kub kub volcanization. Peb cov khoom siv hluav taws xob qib siab hloov hluav taws xob uas tiv thaiv nws los ntawm ntau qhov kev mob ib puag ncig, ua rau nws muaj kev ntxhov siab ntau dua.
Hastelloy C-276 Alloy tau tiv thaiv zoo heev rau ntau yam tshuaj lom neeg ib puag ncig (xws li acetic acid, acetic anhydride, thiab dej hiav txwv thiab dej hiav txwv.
