Dab tsi yog lub neej ib txwm nyob ntawm lub nroog Damascus?

一, lub neej txiav txim siab cov ntsiab lus: Peb npaug kev ua si ntawm cov ntaub ntawv, cov txheej txheem, thiab cov xwm txheej
Lub neej ntawm ib lub nroog Damascus raug rau cov khoom seem ntawm nws cov khoom siv, thiab kev sib tsoo hauv ib qho kev sib tw yuav ua rau muaj kev hloov pauv rau lub neej.
1. Cov yam ntxwv cov yam ntxwv: Lub neej ntawm cov ntsiab lus ntawm cov roj carbon thiab alloy piv
Tus Brittleness Paradox ntawm cov pa roj carbon hlau siab
Cov tsoos Riamascus yog ua los ntawm cov pa roj carbon ntau (xws li cov ntsiab lus carbon (H2% Piv txwv, kev ntsuas kev kuaj pom tau pom tias cov pob txha lov ntawm 1095 hlau nyob rau hauv kev cuam tshuam shreads (xws li hlws hardwood) tsuas yog ib feem peb ntawm cov hlau uas tsis muaj hlau. Cov kev cuam tshuam ntau zaus yuav ua rau microcracks kom propagate ntawm cov hniav, ua kom nws lub neej kom luv rau 3-5 xyoos (cuab tam theem siv).
Lub Neej Txuas Ntxiv ntawm Alloy Ntsiab Lus
Niaj hnub nim yeej muaj xeb Damascus hlau tseem ua los ntawm kev ntxiv cov ntsiab lus xws li cov chromium (CR), Molybdenum (MO), thiab Vanadium (v). Piv txwv li:
CPM-3V Damascus Hlau: Nrog rau cov ntsiab lus Vanadium ntawm 2.25% carbide (vc) hais, uas tuaj yeem tiv thaiv cov lus tshaj tawm tawg. Nyob rau hauv qhov choming xeem (1000 zaug kom loj dua cov tawv ntoo), cov hniav hnav tsuas yog 40% ntawm cov tsoos 1095 hlau, thiab cov kev pabcuam lub neej tuaj yeem ncav cuag ntau dua 10 xyoo (cuab tam theem).
M390 Damascus Hlau: Nrog cov ntsiab lus chromium ntawm 20% thiab ib lub neej ntawm 0.6% sab nraud ntawm ntau tshaj 20 xyoo (qib sib xyaw ua ke ntawm cov qhab nia sib xyaw thiab cov cuab yeej tau sib xyaw).
Qaug zog lub neej ntawm cov qauv txheej txheem
Cov txheej txheem Folding Forging ntawm Damascus Steel ua ib microstertructure nrog kev hloov cov hlau nyuaj (muaj cov roj av siab (cov hlau tsis muaj roj (cov roj av tsis tshua muaj). Qhov no "muag muag nyuaj hloov" tsim tau Diserserse muaj kev ntxhov siab thiab ncua kev tsim cov kev ua kom qaug zog. Piv txwv li, lub tsev kawm tshawb xyuas tau ua rau kev siv zog nkees ntawm lub nroog Damaxes (Cyclic Lolding (Cyclic Lib Forging (Cyclic
2. Forging Txheej Txheem: Lub neej tawm los ntawm txhais tes Forging rau niaj hnub kev kho cua sov
Kev txwv lifespan uas txwv tsis pub siv tes lom
Tsoos ib txwm muaj Damascus kov yeej kev paub ntawm kev paub txog qhov ntsuas kub (txog 8-16 zaug), uas yuav ua rau muaj kev faib tawm ntawm cov roj carbon ntau lossis seem. Piv txwv li, cov ntsiab lus carbon ntawm ib qho kev sib tw Damascus (ua rau cov pob zeb ua haujlwm ntau dua li ntawm kev sim tshuaj thiab muaj lub neej tsawg dua 5 xyoos.
Kev tawg hauv lub neej ntawm kev kho cua sov niaj hnub no
Nqus pa cua sov, kev kho kom sov, thiab precia cov cuab yeej siv thev naus laus zis tuaj yeem txhim kho lub neej ntawm Damascus riam. Piv txwv li:
Nqus nplooj zeeg Quenching: quenching hauv 10 ⁻ PA nqus ib puag ncig tuaj yeem zam kev tsim cov nplai oxide, thiab txhim kho cov hniav tsis kam ntawm 30%.
Cryogenic kev kho (-196 degree): Txhawb nqa cov kev hloov pauv ntawm kev sib txuas, nce hardness (HRC los ntawm 1-2), thiab txo kev ntxhov siab sab hauv. Tom qab kho cryogenic, lub neej txiav ntawm qee hom ntawm lub hom phiaj ntawm lub nroog Damascus tau nce los ntawm 5000 zaug mus rau 8000 zaug.
Muaj peev xwm ris ris cov phom sij ntawm vuam cov txheej txheem
Qee qhov qis -}}}}}}} dam dam dam} dam kn dam} end use use siv vuam thiab puag hauv lub tshav kub kub. Piv txwv li, hauv kev ntsuas qhov kev cuam tshuam ntawm qee qhov chaw sib tsoo Damascus, lub pob txha nqaj ntawm qhov chaw vuam tsuas yog 60% ntawm cov hniav hniav.
3. Kev Pab Cuam Tshuam: Lub neej sib txawv ntawm cov cuab yeej, kev sib sau, thiab qhia
Cuab Yeej Theem Siv (High - kev siv, siab- zaus)
Tool Qeb Qeb Damascus riam phom thiab cov kev ua haujlwm tau muaj xws li kev siv zog siab xws li cov khoom siv nkees nkees thiab hnav hnav. Piv txwv li:
Kev yos hav zoov rab riam, hauv kev sim ntawm cov tawv ntoo 10 zaug hauv lub hlis, thaum lub CPM-3V Damascus yos hav zoov rab riam tuaj yeem muaj lub neej ntawm 8-10 hom xyoo.
Riam Rwb riam phom: hnav txhua hnub thiab kua muag ntawm cov nqaij thiab zaub yog li 0.01mm / xyoo. Thaum cov hniav thickness tsawg dua 0.2 hli, nws yuav tsum tau ua av. Lub neej ntawm kev ua lub cev ua noj riam yog li 5-8 xyoo, thaum lub neej ntawm hmoov metallurgy Camascus Steel (xws li RWL34) tuaj yeem ncav ntau dua 15 xyoos.
Kev sau qib kev siv (tsawg zaus, kev tiv thaiv siab)
Lub Ramascus riam tau hais txog kev ncaj ncees ntawm cov qauv thiab keeb kwm muaj txiaj ntsig, thiab nws lifesical muaj nuj nqis nyob ntawm kev khaws ib puag ncig thiab theem kev tswj hwm. Piv txwv li:
Tsev khaws puav pheej theem txuag: Hauv kev tso tawm cov khoom siv hluav taws xob thiab cov kev pheej hmoo (20% ± years humid) thiab Nitrogen Folding, thiab Nitrogen Folding
Cov roj ntiag tug: yog tias tsis tu ncua cov roj thiab zam rau kev sib cuag nrog cov kua qaub ua ke, tab sis tus qauv yuav tau txais plooj plooj vim qhov tuab ntawm cov oxide txheej.
Coj qib siv (zoo nkauj, tsis tshua muaj kev sib cuag)
Lub neej ntawm kev ua kom zoo nkauj Damascus (xws li rab ntaj ornaments) yog txwv los ntawm cov txheej txheem sib tw thiab kev puas tsuaj rau lub cev. Piv txwv li:
PVD txheej: Titanium nitride (tin) me ntsis nrog ib qho me me ntawm 2 {}}}}}}
Tej hub txheej: aluminium oxide (al ₂ o ₂) txheej muaj ntau dua cov tawv tawv (HV 2
2, Txoj Kev Ntsuas Lub Neej: Los ntawm kev kuaj sim ua kom muaj tseeb
Kev ntsuam xyuas lub neej ntawm Damascus yuav tsum tau ua ke nrog Kuaj cov ntaub ntawv thiab kev siv cov lus nug kev siv ntau yam.
1. Labornel kuaj: Lub neej twv ua ntej dhau kev ua haujlwm hnyav heev
Splitting xeem:
Simulate kev txiav cov haujlwm ntawm cov khoom sib txawv (xws li Hardwood, xyoob, thiab pob txha) siv lub ntsej muag hniav yas, tawg, thiab ua pob txha lov. Piv txwv li, cov riam yos hav zoov muaj ib rab riam hnav ntawm 0.3mm thiab tsis muaj cov kab nrib pleb
Kev Kuaj Qeeb:
Kuaj cov tshuaj tiv thaiv kev ua tau zoo ntawm cov hniav uas siv cov kev sib hloov tsoo lub tshuab qaug zog dag zog (r}}} Piv txwv li, kev tawm tsam lub neej ntawm Damascus Steel nrog 2002 ⁶ 10 ⁶ kev sib cav, thaum twg homogeneous steel tsuas yog 5.2 × 10 ⁵ mus.
Corrosion kuaj:
Siv cov tshuaj tsuag ntsev (5% nacl daws, 35 degree) los ntsuas kev tiv thaiv kev tiv thaiv xeb, sau lub sijhawm thiab cov kev pab them nqi ntawm xeb. Piv txwv li, tsoos 109 Damascus steel muaj xeb kev pab them nqi ntawm 65% hauv 72 teev ntsev tshuaj tsuag, thaum m390 Damascus steel muaj yuav luag tsis muaj xeb.
2. Cov lus qhia tswv yim: Kev tshuaj xyuas ntawm kev sib txheeb ntawm cov neeg siv kev coj cwj pwm thiab kev ua neej
Cov Teeb Meem Loj:
Ib qho kev tshawb nrhiav sab nraum zoov siv cov CPM-3V Damascus yos hav zoov rab riam mus rau Chopwood 20 zaug hauv ib hlis 50 zaug. Tom qab 5 xyoos, cov hniav tuab tau hnav los ntawm 3mm mus rau 2.5mm yam tsis muaj kev tawg lossis tawg, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev twv ua ntej, thiab kev twv ua ntej, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev twv ua ntej, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev twv ua ntej, thiab kev kwv yees li cas, thiab kev twv ua ntej, thiab kev kwv yees li cas, thiab kev kwv yees li cas, thiab kev twv ua neej tuaj yeem ncav cuag ntau dua 12 xyoos.
Tsawg zaus cov ntaub ntawv siv:
Qee tus sau cov tub rog lub Damascus chav ua noj tsuas yog siv rau kev txiav nyiaj so koobtshu. Tom qab 10 xyoo, cov hniav thickness tsuas yog txo qis los ntawm 0.1mm, tab sis tus qauv tau tsaus ntuj ntawm cov roj oxide thiab yuav tsum tau rov qab los ntawm cov kua qaub.
Kev Txij Nkawm Cov Teeb Meem:
Ib tug neeg siv soaked ib tug Damascus riam rau lub sijhawm ntev, thiab tom qab 3 lub hlis tsim los txog li 70% ntawm tus thawj tus nqi ntawm lub cuab tam, thiab lub neej pabcuam tau ua kom luv dua 1 xyoos.
3, lub neej txuas ntxiv txoj kev ua haujlwm: kaw {{{1} nplai tswj hwm los ntawm cov khoom ua kom zoo rau kev siv cov qauv
Kev txuas ntxiv ntawm lub neej ntawm lub Damascus riam yuav tsum tau tsim cov kaw - lub voj kev system ntawm "cov ntaub ntawv txheej txheem siv txij nkawm".
1. Cov khoom siv thiab cov txheej txheem hloov kho
Hmoov metallurgy Damascus Hlau:
Los ntawm kev siv atomization hmoov thev naus laus zis (xws li RWL34, CPM-154), kev faib tawm ntawm Carbides ua tiav, ua rau muaj kev sib npaug zoo ntawm kev nyuaj thiab tawv. Piv txwv li, cov pob txha tawv tawv ntawm RWL34 Damascus hlau tau txog 25% uas yog 40% ntau dua li kev ua haujlwm 1095 tuaj yeem ncav cuag ntau dua 20 xyoo.
Composite qauv hniav hniav:
Txais cov txheej txheem hlau clamping txheej txheem (xws li peb daim poweroli steel hlau yog sib xyaw nrog qhov qis qis {{tus hniav rov qab, ntsuas qhov tseeb thiab tawv. Piv txwv li, nyob rau hauv qhov choving xeem ntawm ib tug steel Damascus riam, hnav cov hniav tau txo los ntawm 30%, thiab qhov cuam tshuam tsis zoo los ntawm 50%.
Deg Muaj Peev Xwm Dag Zog:
Laser Cladding, ion imgantation thiab lwm cov thev naus laus zis tuaj yeem tsim cov hniav tawv me me rau ntawm cov hniav (xws li cov hniav tawv (zoo li hv 3000), kho kom zoo dua kev txhim kho cov hnav tsis kam. Piv txwv li, cov hniav lub neej ntawm ib cladding Damascus riam yog ob zaug ntev li ntev tau tias ntawm cov hniav tsis tau kho.
2. Tsim Kev Pab Cuam Tshuam
Tuam Txheej Txiav Cov Cuab Yeej:
Zam kev txiav cov ntaub ntawv uas tshaj li peb zaug nyuaj ntawm cov hniav (xws li txiav cov hlau, HRC 60 lossis siab dua cov cuab yeej txiav yuav tsum tau xaiv).
Thaum txiav, ua kom cov hniav sib tshuam rau cov khoom kom tsis txhob muaj zog txuas ntxiv ua rau cov hniav sib tsoo.
Nquag tshuaj xyuas cov hniav rau cov kab nrib pleb thiab tam sim ntawd nres siv yog tias tawg loj dua 0.1mm pom.
Cov qib txiav theem:
Txheeb xyuas cov xwm txheej ntawm cov xeb xeb uas muaj ib xyoos ib zaug thiab rov ua dua yog tias tsim nyog.
Zam kev sib cuag ncaj qha nrog cov roj (PH 4.5-6.0, muaj kev xeb).
Siv UV Limling iav thaum ntsuas kom qeeb txheej txheej laus.
3. Txij Nkawm thiab Kho
Kev Txij Nkawm:
Ntxuav sai sai tom qab siv (yaug nrog dej sov + txhuam nrog mos bristles) kom tsis txhob muaj ntshav stains thiab ntsev.
Tom qab ziab, thov ib txheej txheej ntawm xeb ua pov thawj (xws li ballistol) thiab txhuam nrog tsis yog} woven npuag kom txog thaum tsis muaj roj stains.
Txheeb xyuas cov riam ntawm rab riam tuav txhua lub quarter kom tsis txhob muaj kev sib tw thiab qaug zog los ntawm hniav kev co.
Kev Kho Kws:
Thaum hnav ntawm txoj kev txiav ntau dua 0.5 hli, cia li muab rab riam riam los zom nws (tuav tus qauv qhov tob ntawm ntau dua lossis sib npaug rau 0.1mm).
Thaum cov kab nrib pleb tshwm sim, laser vuam los yog cov nyiaj laser yog siv rau kev kho, thiab lub qhov sov thiab tempering yuav tsum tau tshem tawm kev ntxhov siab tom qab vuam.
Thaum cov qauv oxide txheej yog cov tuab heev, ua cov kua qaub me me (5% citric acid tov, lub sijhawm tsawg dua lossis sib npaug rau 2 feeb) los rov ua dua.
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