Kev piav qhia ntxaws ntawm Hastelloy C-276 thiab Hastelloy X
Hastelloy C-276 yog lub siab - kub alloy siab heev rau nws cov dav dav heev -spectrum corrosion kuj nyob rau hauv hnyav txo / oxidizing tshuaj ib puag ncig. Muaj ntau cov nyiaj npib tsib xee, chromium, molybdenum, thiab tungsten, tshwj xeeb tshaj yog tiv taus chlorides, ua rau nws zoo tagnrho rau kev ua tshuaj. Hastelloy X, ntawm qhov tod tes, yog npib tsib xee -chromium alloy renowned rau nws zoo heev kub-kub lub zog, machinability, thiab oxidation kuj. Muaj cov chromium thiab cobalt ntau dua, nws yog qhov zoo tagnrho rau cov khoom siv hauv lub tshuab hluav taws xob, lub tshuab dav hlau, thiab cov roj turbines, txawm hais tias nws qhov kev tiv thaiv corrosion ntawm qhov kub qis tsis zoo li C-276.
Qhov siab tshaj plaws ua haujlwm kub ntawm Hastelloy C276 yog dab tsi?
Hastelloy C-276 yog npib tsib xee- molybdenum-chromium alloy nrog zoo corrosion kuj. Cov hlau no tiv taus pitting corrosion, crevice corrosion, thiab kev nyuaj siab corrosion cracking. Hastelloy C-276 tsuas yog ua kom tawv los ntawm kev ua haujlwm txias. Nws qhov ntsuas kub ua haujlwm yog los ntawm qhov kub qis mus rau 750℃F (400 degree).
Hastelloy C-276
Hastelloy C-276 alloy (UNS N10276) yog thawj forged npib tsib xee-chromium-molybdenum alloy. Nws tsis tshua muaj carbon thiab silicon cov ntsiab lus zoo alleviates welding kev txhawj xeeb. Yog li ntawd, nws yog dav siv nyob rau hauv cov tshuaj thiab lwm yam industries thiab boasts ib tug 50-xyoo taug qab cov ntaub ntawv ntawm kev ua tau zoo heev tiv thaiv ntau corrosive tshuaj.
Hastelloy X
Hastelloy X alloy (UNS N06002 (W86002)) yog npib tsib xee -chromium- hlau- molybdenum alloy uas ua ke zoo heev oxidation kuj, machinability, thiab siab - kub zog. Tsis tas li ntawd, nws pom zoo ua haujlwm zoo rau kev ntxhov siab corrosion tawg hauv kev siv petrochemical.
Tshuaj muaj pes tsawg leeg: Hastelloy C-276 vs Hastelloy X
| Element | Hastelloy C-276 (UNS N10276) Cov ntsiab lus (%) | Hastelloy X (UNS N06002) Cov ntsiab lus (%) |
|---|---|---|
| Nickel | 57.0 min (Sib npaug) | Sib npaug (47–52) |
| Chromium | 14.5 – 16.5 | 20.5 – 23.0 |
| Molybdenum | 15.0 – 17.0 | 8.0 – 10.0 |
| Hlau | 4.0 – 7.0 | 17.0 – 20.0 |
| Tungsten | 3.0 – 4.5 | 0.2 – 1.0 |
| Cobalt | Tsawg dua lossis sib npaug li 2.5 | 0.5 – 2.5 |
| Manganese | Tsawg dua los yog sib npaug rau 1.0 | Tsawg dua los yog sib npaug rau 1.0 |
| Silicon | Tsawg dua lossis sib npaug li 0.08 | Tsawg dua los yog sib npaug rau 1.0 |
| Cov pa roj carbon | Tsawg dua lossis sib npaug li 0.01 | 0.05 – 0.15 |
| Phosphorus | Tsawg dua lossis sib npaug li 0.04 | Tsawg dua lossis sib npaug li 0.04 |
| Sulfur | Tsawg dua los yog sib npaug li 0.03 | Tsawg dua los yog sib npaug li 0.03 |
| Vanadium | Tsawg dua los yog sib npaug li 0.35 | – |
| Boron | – | Tsawg dua lossis sib npaug li 0.01 |
| Tooj | – | Tsawg dua los yog sib npaug li 0.50 |
Kev sib piv Corrosion Resistance
Hastelloy C-276 (Reduction Resistance) Vs Hastelloy X (Oxidation Resistance)
| Alloy | Chromium (Cr) Cov ntsiab lus (%) | Molybdenum (Mo) Cov ntsiab lus (%) |
|---|---|---|
| Hastelloy C-276 | 14.5 – 16.5 | 15.0 – 17.0 |
| Hastelloy X | 20.5 – 23.0 | 8.0 – 10.0 |
Ob leeg Hastelloy C-276 thiab Hastelloy X pom zoo tag nrho corrosion kuj.
Qhov sib txawv nyob rau hauv lawv cov ntsiab lus: Hastelloy C-276 muaj cov ntsiab lus molybdenum ntau dua, ua rau nws tiv taus ntau dua los txo cov corrosion; thaum Hastelloy X muaj cov ntsiab lus chromium ntau dua, ua rau muaj kev tiv thaiv oxidation zoo dua.
Zuag qhia tag nrho, Hastelloy C-276 qhia tau hais tias superior corrosion kuj piv rau Hastelloy X.
High Temperature Resistance Comparison ntawm Hastelloy C276 thiab C22
| Element | Hastelloy C-276 (UNS N10276) Cov ntsiab lus (%) | Hastelloy X (UNS N06002) Cov ntsiab lus (%) |
|---|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.01 | 0.05 – 0.15 |
| Cobalt (zeeg) | Tsawg dua lossis sib npaug li 2.50 | 0.50 – 2.50 |
| Chromium (Cr) | 14.5 – 16.5 | 20.5 – 23.0 |
Txawm hais tias ob qho tib si Hastelloy C-276 thiab Hastelloy X yog qhov tsim nyog rau siab - qhov kub thiab txias, Hastelloy X nthuav tawm qhov ua tau zoo tshaj qhov kub thiab txias.
Ua ntej, Hastelloy X muaj qee qhov nyiaj cobalt. Cobalt yog qhov zoo-paub txog nws cov txiaj ntsig zoo ntawm qhov siab - qhov kub thiab txias ntawm cov alloys.
Tsis tas li ntawd, Hastelloy X muaj cov kev cai nruj dua hais txog cov ntsiab lus ntawm cov pa roj carbon monoxide, uas pab cov alloy tswj cov khoom zoo ntawm qhov kub thiab txias.
Thaum kawg, Hastelloy X muaj cov ntsiab lus chromium ntau dua, ua rau nws tiv taus ntau dua -kub oxidation.
Mechanical zog ntawm Hastelloy C-276 thiab Hastelloy X
| Alloy | Molybdenum (Mo) Cov ntsiab lus (%) | Tungsten (W) Cov ntsiab lus (%) | Nickel (Ni) Cov ntsiab lus (%) | Chromium (Cr) Cov ntsiab lus (%) |
|---|---|---|---|---|
| Hastelloy C-276 | 15.0 – 17.0 | 3.0 – 4.5 | 51.0 – 63.5* | 14.5 – 16.5 |
| Hastelloy X | 8.0 – 10.0 | 0.2 – 1.0 | 41.3 – 53.7* | 20.5 – 23.0 |
Feem ntau, Hastelloy C-276 nthuav tawm cov khoom siv kho tshuab zoo. Qhov no feem ntau yog vim muaj txiaj ntsig zoo ntawm cov tshuaj ntxiv dag zog rau nws cov ntsiab lus molybdenum siab thiab cov ntsiab lus tungsten tsawg. Tib lub sijhawm, cov ntsiab lus nickel siab kuj txhawb nqa nws cov yas zoo dua.
Txawm li cas los xij, Hastelloy X, nrog nws cov ntsiab lus chromium ntawm 20% thiab 25%, muaj cov tshuaj tshwj xeeb uas muaj zog ntxiv rau hauv cov ntsiab lus chromium no. Yog li ntawd, Hastelloy X kuj nthuav tawm cov khoom zoo heev.
| Hastelloy C-276 | Hastelloy X | |
|---|---|---|
| Qhov ceev, g / cm³ | 8.69 | 8.22 |
| Ceev, lb/in.³ | 0.314 | 0.297 |
| Melting Range,℃F | 2475-2550 | 2300-2470 |
| Melting Range, degree | 1357-1399 | 1260-1355 |
Hastelloy C-276 / C22 Cov Qauv Tseem Ceeb
Gnee Steel yog cov chaw tsim khoom ntawm ntau yam nickel{0}}raws li alloys, suav nrog Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel Alloy 600, Inconel 625, Inconel 71807, Inconel 7107, Inconel Incoloy 800H / HT, Incoloy 825, Monel Alloy 400, Monel K500, thiab kub kub alloys. Peb tshwj xeeb hauv kev tsim khoom thiab muag khoom ntawm cov ntaub ntawv alloy. Gnee Steel cov khoom siv dav siv hauv aerospace, tshuaj, hluav taws xob, tsheb, thiab nuclear zog kev lag luam, thiab peb tuaj yeem muab cov khoom siv alloy customized raws li cov neeg siv khoom xav tau. Rau cov khoom siv alloy tus nqi nug lossis thov kom haum rau cov khoom siv alloy, thov koj xav tiv tauj peb ntawmru@gneesteelgroup.com rau ib nqe lus.