Sterling nyiaj tsis yog nyiaj dawb huv. Nws yog cov hlau ua los ntawm 92.5% nyiaj thiab 7.5% lwm yam hlau. Feem ntau ntawm cov khoom uas ua los ntawm cov nyiaj sterling muaj cov cim zoo, lub thwj cim tau muab tso rau hauv qhov chaw tsis pom kev uas qhia txog nws qhov kev dawb huv. Cov cim no yuav hais ".925" lossis "925" lossis "S925" lossis qee zaum "Sterling." Nrog rau cov cim zoo, tus cim (tus tsim lub cim npe) yuav tsum tau muab tso rau ntawm daim. Yog tias koj cov khoom tsis muaj cim zoo, koj tuaj yeem txiav txim siab yog tias koj cov khoom tau los ntawm cov nyiaj sterling los ntawm kev ua ntau yam ntawm kev sim hauv tsev lossis sab laj nrog tus kws tshaj lij. Hmoov tsis zoo, qee yam khoom thwj cim ".925" tsis yog nyiaj sterling thiaj li yuav tsum tau kuaj thaum tsis ntseeg.
Cov kauj ruam
Txoj Kev 1 ntawm 3: Ua Tus Kuaj Ntsuam Xyuas Yam Khoom
Kauj Ruam 1. Tshawb nrhiav lub cim nyiaj zoo
. Cov hlau muaj nqis tau ntim nrog cov cim zoo, lub cim lossis cov cim ntawm cov cim uas qhia txog nws hom, kev dawb huv, thiab qhov tseeb. Yog tias koj cov khoom muaj cov cim nyiaj zoo, nws kuj yuav tsum muaj tus tsim lub cim. Hauv Asmeskas, nws tsis tas yuav thim cov hlau muaj nqi nrog cov cim zoo, tab sis yog tias koj muaj lub cim zoo, yuav tsum muaj tus tsim lub cim tseem ceeb nrog nws.. Lub tebchaws Askiv, Fabkis, thiab Tebchaws Meskas txhua tus muaj txawv cim cim.
- American sterling silver tau cim nrog ib qho ntawm cov cim hauv qab no: "925," ".925," lossis "S925." 925 qhia tias daim ntawv muaj 92.5% nyiaj thiab 7.5% lwm yam hlau.
- Cov khoom siv nyiaj uas tau ua hauv tebchaws Askiv muaj lub thwj cim ntawm tsov ntxhuav. Ntxiv nrog rau lub thwj cim no, UK cov khoom tsim khoom kuj tseem yuav muaj lub cim hauv nroog, cim lub luag haujlwm, tsab ntawv hnub tim, thiab tus txhawb nqa lub cim. Cov cim no yuav txawv ntawm ib yam rau ib yam khoom.
- Tam sim no Fab Kis cim nws cov khoom siv nyiaj zoo nrog lub taub hau Minerva (92.5% thiab qis dua) lossis lub vase (99.9% cov nyiaj ntshiab).
Kauj Ruam 2. Mloog lub suab nrov zoo li lub tswb
Thaum cov nyiaj npib tau maj mam npuaj, nws yuav tsim lub suab nrov zoo li lub tswb uas kav ntev li 1 txog 2 vib nas this. Txhawm rau ntsuas qhov no, ua tib zoo coj mus rhaub cov khoom uas muaj nyiaj nrog koj tus ntiv tes lossis nyiaj npib hlau. Yog tias cov khoom yog cov nyiaj tiag tiag, nws yuav ua rau lub suab nrov nrov. Yog tias koj tsis hnov lub nplhaib, cov khoom tsis yog nyiaj sterling.
Thaum koj coj mus rhaub cov khoom, siv kev ceev faj heev kom koj tsis txhob ding lossis txhuam nws
Kauj Ruam 3. Hnov cov khoom
Nyiaj tsis tsim cov ntxhiab tsw. Tuav cov khoom kom txog rau koj lub qhov ntswg thiab hnov ntxhiab nws ob peb zaug. Yog tias koj hnov ntxhiab tsw ntxhiab, cov khoom uas muaj feem yuav muaj tooj liab ntau dhau los ua cov nyiaj sterling.
Tooj liab yog ib qho sib xyaw hauv cov nyiaj sterling, tab sis 925 sterling tsis muaj txaus ua kom muaj ntxhiab tsw
Kauj Ruam 4. Txheeb xyuas yam khoom tsis zoo
Nyiaj yog cov hlau mos, khoov tau. Txhawm rau txiav txim siab tias yam khoom yog nyiaj, koj tuaj yeem sim khoov cov khoom nrog koj txhais tes. Yog tias nws khoov tau yooj yim, cov khoom no tej zaum yog ua los ntawm cov nyiaj dawb lossis nyiaj sterling.
Yog tias yam khoom tsis khoov, nws yuav tsis zoo li nws tau ua los ntawm cov nyiaj lossis cov nyiaj sterling
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Txoj Kev 1 Xeem
Yog tias koj cov nyiaj sterling yog los ntawm Fab Kis, koj yuav pom lub cim twg ntawm cov khoom?
0.925
Tsis yog! Sterling nyiaj feem ntau cim nrog ".925" hauv Asmeskas, tsis yog Fabkis. Hauv Asmeskas, koj tseem tuaj yeem pom "925" thiab "S925." Sim lwm lo lus teb…
Tsov ntxhuav.
Tsis yog! Koj zoo li yuav pom tus tsov ntxhuav ntawm cov nyiaj sterling uas tuaj ntawm tebchaws Askiv, tsis yog Fabkis. Sterling nyiaj los ntawm UK tseem muaj cov cim hauv nroog thiab cim lub luag haujlwm ntawm lwm hom cim. Sim dua …
Lub taub hau ntawm Minerva.
Yog lawm! Fab Kis sterling nyiaj feem ntau muaj lub taub hau ntawm Minerva qhov chaw ntawm qhov khoom. Yog tias qhov khoom yog 99.9% cov nyiaj ntshiab, ces nws yuav muaj lub cim ntawm lub vase xwb. Nyeem rau lwm qhov lus nug xeem ntawv.
Xav tau cov lus nug ntxiv?
Kuaj koj tus kheej!
Txoj Kev 2 ntawm 3: Xeem Yam Khoom
Kauj Ruam 1. Kuaj rau oxidization
Thaum nyiaj raug rau huab cua, nws oxidizes. Kev oxidation ntawm cov nyiaj ua rau cov hlau ua kom tsis zoo thiab siv cov xim dub dhau sijhawm. Txhawm rau sim cov khoom rau oxidization, koj yuav xav tau daim ntaub dawb. Rub ib daim ntaub dawb huv rau ntawm qhov khoom thiab tom qab ntawd tshuaj xyuas daim ntaub.
- Yog tias koj pom cov cim dub, cov khoom yog nyiaj los yog nyiaj sterling.
- Yog tias koj tsis pom muaj cov cim dub, cov khoom yuav tsis tshua muaj los ntawm cov nyiaj sterling.
Kauj Ruam 2. Txiav txim seb yam khoom puas yog hlau nplaum
Zoo li kub thiab platinum, nyiaj yog hlau tsis muaj hlau-nws tsis yog hlau nplaum. Khiav lub hlau nplaum muaj zog hla koj cov khoom. Yog tias yam khoom tsis nyiam rau cov hlau nplaum, nws yog ua los ntawm cov hlau tsis muaj hlau. Txhawm rau txiav txim siab yam twg ntawm cov hlau tsis yog hlau uas koj cov khoom muaj, koj yuav tsum tau ua qhov kev xeem ntxiv.
Yog tias cov khoom txuas rau cov hlau nplaum, nws tsis muaj cov nyiaj sterling. Ntau tshaj li qhov yuav tsum tau, cov khoom yog tsim los ntawm cov hlau tsis xeb zoo npaj kom zoo li cov nyiaj ntshiab
Kauj Ruam 3. Ua qhov ntsuas dej khov
Nyiaj muaj qhov ntsuas cua sov siab tshaj plaws ntawm cov hlau paub-nws ua cua sov sai heev. Koj tuaj yeem siv qhov kev paub no los txiav txim siab yog tias koj cov khoom tau los ntawm cov nyiaj. Muaj ob txoj hauv kev los ntsuas cov dej khov.
- Teem koj cov khoom rau ntawm lub tiaj tiaj. Muab ib lub voos dej khov rau ntawm qhov khoom thiab lwm lub voos khov rau ntawm qhov chaw ua haujlwm. Yog tias lawv cov khoom yog tsim los ntawm cov nyiaj, lub voos xwmfab khov nab kuab ntawm lub npib yuav tsum yaj sai dua li cov dej khov nab kuab ntawm lub rooj.
- Sau lub tais nrog ob peb lub dej khov thiab ib nti dej. Muab koj cov nyiaj thiab cov khoom uas tsis yog nyiaj sib xws tso rau hauv dej khov. Cov nyiaj yuav tsum tau txias rau qhov kov hauv kwv yees li 10 vib nas this. Cov khoom tsis yog nyiaj yuav tsis hnov txias li lub sijhawm no.
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Txoj Kev 2 Xeem
Yog tias cov hlau nplaum txuas rau koj cov khoom, nws muaj peev xwm ua tau li cas?
Nyiaj dawb
Tsis yog! Cov nyiaj ntshiab tsis nyiam cov hlau nplaum. Qhov no ua rau cov nyiaj dawb tsis yog hlau. Kwv yees dua!
Stainless hlau.
Yog lawm! Stainless hlau tuaj yeem zoo li nyiaj, tab sis nws yog hlau tsawg dua. Cov hlau nplaum feem ntau lo rau cov hlau tsis huv. Nyeem rau lwm qhov lus nug xeem ntawv.
Sterling nyiaj.
Tsis yog! Sterling nyiaj yog hlau tsis yog hlau, uas txhais tau tias cov hlau nplaum tsis nyiam rau cov khoom siv nyiaj sterling. Cov hlau uas nyiam cov hlau nplaum hu ua ferrous. Muaj qhov kev xaiv zoo dua nyob ntawd!
Xav tau cov lus nug ntxiv?
Kuaj koj tus kheej!
Txoj Kev 3 ntawm 3: Nug Cov Kws Tshaj Lij los Ntsuam Xyuas Koj Cov Nyiaj
Kauj Ruam 1. Kom koj cov khoom raug ntsuas
Yog tias koj qhov kev ntsuam xyuas hauv tsev tau txais txiaj ntsig tsis tiav, koj yuav tsum tau sab laj nrog kws tshaj lij txhawm rau txiav txim siab yog tias koj cov khoom yog nyiaj, sterling silver, lossis nyiaj plated. Thaum muaj ntau yam kws tshaj lij los xaiv los ntawm, qee qhov muaj txiaj ntsig zoo dua li lwm tus. Xaiv tus kws tshaj lij uas tau ntawv pov thawj, muaj kev paub dhau los, thiab pom zoo heev.
- Cov kws tshuaj ntsuam xyuas tau kawm tiav thiab paub dhau los. Ntau tus kws tshuaj ntsuam xyuas muaj npe tau ntawv pov thawj los ntawm American Society of Appraisers. Lawv txoj haujlwm yog tshuaj xyuas qhov zoo thiab tsim nyog ntawm cov khoom.
- Kawm tiav cov hniav nyiaj hniav kub tau kawm thiab tau ntawv pov thawj los ntawm Gemologist Institute of America. Lawv yog cov kws tshaj lij thiab paub cov neeg kho cov hniav nyiaj hniav kub. Lawv kuj muaj peev xwm txheeb xyuas cov khoom siv ntawm cov khoom.
Kauj Ruam 2. Nug tus kws tshaj lij txhawm rau ntsuas nitric acid
Thaum nitric acid los rau hauv kev sib cuag nrog cov hlau, nws qhia tawm yog tias cov hlau yog tiag lossis ua raws. Tus kws tshaj lij yuav npuaj teg los yog khawb cov khoom hauv thaj tsam tsis pom kev. Lawv yuav tso cov nitric acid tso rau hauv lub npib los yog khawb. Yog tias thaj chaw tig ntsuab, cov khoom tsis tau ua los ntawm cov nyiaj; yog tias thaj chaw hloov xim creamy, cov khoom yog ua los ntawm cov nyiaj.
Koj tuaj yeem yuav cov khoom siv thiab ua qhov kev xeem no hauv tsev. Thaum tuav nitric acid, koj yuav tsum tau ceev faj heev. Ib txwm hnav hnab looj tes tiv thaiv thiab tsom iav qhov muag
Kauj Ruam 3. Xa mus rau ib lub chaw kuaj ntshav ntxiv
Yog tias koj cov khoom xav tau kev tshuaj ntsuam ntxiv, koj tuaj yeem xa nws mus rau cov kws tshaj lij cov hniav nyiaj hniav kub lossis cov chaw kuaj hlau. Nug ib tus neeg hauv nroog, ntseeg tus kws tshaj lij rau cov lus pom hauv chaw kuaj ntshav lossis tshawb nrhiav lub koob npe nrov tshaj plaws kuaj hlau kuaj hauv online. Ntawm lub chaw kuaj ntshav, cov kws tshawb fawb yuav ntsuas roj teeb ntawm qhov kev ntsuas los txiav txim siab tshuaj pleev tshuaj ntawm koj yam khoom. Cov kev xeem no suav nrog:
- Kev ntsuas hluav taws-ua kom yaj cov qauv hlau thiab ua tshuaj ntsuam xyuas tshuaj
- Kev siv rab phom XRF. Cov khoom no xa xoo hluav taws xob los ntawm cov khoom txhawm rau ntsuas cov hlau huv.
- Pawg spectrometry-kev ntsuas siv los txiav txim cov khoom molecular thiab cov qauv tshuaj.
- Kev ntsuas lub ntiajteb txawj nqus tshwj xeeb-kev ntsuas dej txav mus los.
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Txoj Kev 3 Xeem
Yog tias koj cov khoom yog sterling silver, xim twg yuav nitric acid tig cov khoom?
Ntsuab
Tsis yog! Cov khoom yuav tig ntsuab yog tias nws tsis yog cov nyiaj sterling. Xim ntsuab txhais tau tias koj muaj cov hlau sib txawv, zoo li cov hlau tsis muaj xim, tsis yog nyiaj. Kwv yees dua!
Cream
Raws nraim! Cov kws tshaj lij tsim qhov khawb me me hauv koj cov hlau thiab tso nitric acid sab hauv qhov khawb. Yog tias cov nyiaj yog tiag tiag, tsis yog ua raws, qhov khawb yuav tig xim xim. Nyeem rau lwm qhov lus nug xeem ntawv.
Tsis xim.
Tsis tas yuav! Nitric acid yuav tig koj cov khoom tshwj xeeb xim yog tias nws yog nyiaj. Ib qho ntawm cov piv txwv no qhia txog cov khoom siv nyiaj, thiab lwm qhov qhia txog yam khoom uas tsis yog nyiaj. Sim dua …
Xav tau cov lus nug ntxiv?
Kuaj koj tus kheej!
Yees duab - Los ntawm kev siv qhov kev pabcuam no, qee cov ntaub ntawv yuav raug muab qhia rau YouTube
