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925 Nyiaj Kub

yog lub cim siv los ntawm cov kws ua haujlwm los qhia tias cov nyiaj siv yog qhov zoo tshaj plaws. Thaum koj yuav cov hniav nyiaj hniav kub kom paub tseeb tias nws yog 925 nyiaj, vim tias nws yog cov nyiaj zoo tshaj plaws.

Cov hniav nyiaj hniav kub tshwm sim yog hom hniav nyiaj hniav kub feem ntau yuav los ntawm tib neeg. Txoj cai los ntawm bracelets, rings, tsej rau charms, pendants, thiab lwm yam, koj tuaj yeem nrhiav nyiaj hniav nyiaj hniav kub hnav rau ob qho tib si tshwj xeeb, thiab xws li lub sijhawm. Cov hniav nyiaj hniav kub ua rau lub hnub yug zoo thiab khoom plig hnub tseem ceeb.

Hauv Tebchaws Meskas, Tsoomfwv Meskas Lub Tsev Haujlwm Saib Xyuas Kev Lag Luam (FTC) tau hais tias cov nyiaj tsis tuaj yeem muag tau nyiaj, sterling nyiaj, sterling, nyiaj ruaj khov, lossis nrog cov ntawv luv Ster., tshwj tsis yog tias nws muaj tsawg kawg yog 92.5% cov nyiaj dawb huv. Tab sis, qhov no 925 nyiaj yog dab tsi? Vim li cas nws yuav tsum tau yuav nyiaj ntawm qib no?

Dab tsi yog?

Ntshiab nyiaj (99% nyiaj) yog malleable, ductile, thiab mos heev. Nws softness ua rau nws yooj yim mus ua hauj lwm nrog. Txawm li cas los xij, nws kuj tau khawb tau yooj yim. Nyob rau hauv nws daim ntawv ntshiab, nyiaj yog ib tug noble hlau thiab kuj kim heev.

Txawm li cas los xij, vim nws tau khawb tau yooj yim, nws tsis tsim nyog los ua cov khoom siv. Nyob rau hauv ib los yog ob qho kev siv, nws tsim ib tug grazed thiab deformed saib. Yog li ntawd, ib tug alloy ntawm nyiaj yog tsim.

92.5% nyiaj hlau yog tov nrog 7.5% tooj liab hlau kom tau 925 sterling nyiaj. 7.5% tooj liab ntxiv muab cov nyiaj tsim nyog lub zog nws xav tau. Txij li tsuas yog 7.5% tooj liab ntxiv, nrog 92.5% cov ntsiab lus tseem tshuav li nyiaj, qhov ductility thiab ntxim nyiam ntawm cov hlau nyiaj yog khaws cia.

Dhau li ntawm tooj liab, lwm yam hlau xws li germanium, platinum, thiab zinc kuj tuaj yeem muab ntxiv rau nyiaj los ua nyiaj sterling. Txawm li cas los xij, raws li cov qauv kev lag luam muaj kev txhawj xeeb, 925 sterling nyiaj tsuas yog npaj los ntawm kev ntxiv tooj liab.

925 sterling nyiaj tsis kim npaum li cov nyiaj dawb huv thiab pheej yig heev. Nws yog siv los npaj ntau hom nyiaj hniav nyiaj hniav kub zoo li qhwv ntsej, necklaces, rings, nas rings, bracelets, anklets, thiab lwm yam.

Cov txiaj ntsig cov hniav nyiaj hniav kub yog qhov ruaj thiab tiv taus ntau dua li cov hniav nyiaj hniav kub ntshiab. Ntxiv mus, thaum lub pov haum pob zeb yog embedded rau hauv, nws tus nqi nce ntau dua.

Koj yuav pom ntau lub npe nrov cib nrog rau cov khw muag khoom online muag . Lawv txaus siab rau cov neeg siv khoom loj nrhiav cov hniav nyiaj hniav kub pheej yig.

Feem ntau, luv nqi 925 nyiaj kuj muaj uas muaj nyob rau ntawm tus nqi pheej yig dua. Muaj tag nrho cov qauv tsim muaj thiab yog tias koj tseem tsis txaus siab, koj tuaj yeem muaj koj cov hniav nyiaj hniav kub ua kom haum rau koj saj thiab nyiam.

Cov hlau zoo li kub yog cov hlau zoo uas tsis hnov ​​​​mob lossis oxidize thaum coj los rau hauv kev sib cuag nrog cov sulfides hauv huab cua. Txawm li cas los xij, txij li cov hniav nyiaj hniav kub peb yuav yog, cia peb tsis txhob hnov ​​​​qab nws muaj tooj liab.

Cov hlau zoo li tooj liab, zinc, thiab npib tsib xee tau oxidized los ntawm sulfides nyob rau hauv qhov chaw thiab tau darkened. Nws yog oxidation ntawm tooj liab nyob rau hauv cov hniav nyiaj hniav kub uas ua rau daim nyiaj hniav nyiaj hniav kub kom tsaus thiab tarnish tom qab qee lub sij hawm. Lub yellowing ntawm cov nyiaj yog cov tshuaj tiv thaiv rov qab, thiab qhov ci tuaj yeem rov qab los ntawm polishing cov hlau.

Txhawm rau txo qis tus nqi uas koj cov hniav nyiaj hniav kub yellows, khaws cov hniav nyiaj hniav kub kom deb ntawm qhov chaw ntub dej thiab qhov chaw ntub dej. Qhov no tuaj yeem ua tau los ntawm kev khaws cia rau hauv cov thawv ntim cua lossis cov hnab ntim khoom tiv thaiv tarnish.

Ntxiv mus, tom qab txhua qhov kev siv, ntxuav lawv nrog ib daim ntaub. Koj tau txais cov ntaub tu tshwj xeeb rau cov hom phiaj zoo li no, uas zoo dua li cov ntaub so ntswg. Koj tuaj yeem siv cov khoom siv nyiaj sterling nyiaj ntxhua khaub ncaws los yog ib qho khoom siv hauv tsev los ua kom lub ntsej muag rov qab los ntawm lub sijhawm.

Tib neeg tau hnav cov hniav nyiaj hniav kub txij thaum 900 BC. yog haum rau txhua tus tsis hais hnub nyoog lossis poj niam txiv neej. Nws cov lus thov classic yeej tsis tawm ntawm style! 925 nyiaj yog tus qauv tsim los ntawm cov kws ua haujlwm los qhia cov nyiaj zoo tshaj plaws. Yog li, lwm zaus koj mus khaws nyiaj hniav nyiaj hniav kub kom paub tseeb tias nws yog!

925 Nyiaj Kub 1

Tau txais kev sib cuag nrog peb
Cov Lus Pom Zoo
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Tsis muaj ntaub ntawv

Txij li xyoo 2019, ntsib u cov hniav nyiaj hniav kub tau tsim nyob rau hauv Guangzhou, Suav, cov hniav nyiaj hniav kub tsim hauv paus. Peb yog cov hniav nyiaj hniav kub ua lag luam ua haujlwm tsim kev tsim kho, ntau lawm thiab muag.


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