14K金，18K金，24K金和3D硬金的区别与优势

       18kjinshichangjiandeshoushicaizhi，bushaoguojidapaidezhubaodoushiyong18kjinzhizuo，erchule18kjinzhiwai，zaishichangshangwomenhaikeyikandao14kjin，24kjin、3dyingjindengbutongmingchengdejinshu，neime14kjin，18kjin，24kjinhe3dyingjindequbieshishenme？tamenfenbieyoushenmeyoushi？xiamianlailejieyixia。

       kjin(huokaijin)shihuangjinyuqitajinshurongheerchengdehejin，kjinde“k”shiwailaiyu“karat”yicidebianxie，wanzhengdebiaoshifashizheiyangde:karat gold（jikhuangjin），kjindejiliangfangfashi：chunjinwei24k（ji100%hanjinliang），1kdehanjinliangyueshi4.166%。kjinshipindetedianshiyongjinliangshao、chengbendi，youkepeizhichenggezhongyanse，qiebuyibianxinghemosun。

       kjinanhanjinliangduoshaoyoufen24kjin、22kjin、18kjin、9kjindeng。woguoshichangshangzuiduojiande“18kjin”，qihanjinliangwei18×4.1666＝75%，shipinshangyingdashangdeyinjiwei“18k”huo“750”。

       18k金和24k金的区别

       18kjinhe24kjinzaizhubaoshoushizhongyingyongzuiweiguangfan。henduorenhuiba18kjinhe24kjingaohunxiao。qishi，18kjinhe24kshiyouqubiede

       24kjinzhichundu99%dehuangjin。muqianshichangoujianbiaoyou24khuangjinshipin，genjuguojiabiaozhun，24kjinhanlianglilunzhiyingweibaifenzhibai，danshijinwuchizu，yinci，yangeyiyishangjiang，24kshibucunzaide，xiaoshouzhongbiaoyou24kjinshibuzhengquede，bufuheguojiabiaozhun；18kjin，zhi75%dehuangjinjiashang25%deyinhetong，suizheyintongdebilibutongmianchanshenghuangse、baisehuohongse。er18kbaijin，yinweiyindebilida，suoyijiuchengxianchubaise，sucheng18kbaijin。

       zongeryanzhi，24kdehuangjinbijiaoruan，suoyizaoxingshangyouyidingnandu，kuanshifangmianshoudaoxianzhi，dankeyibaozhi。18kjinyingdugao，shihezaoxinghexiangqian，yangshibijiaoduo，bijiaoshishang，danshibubaozhi；dankanhanjinliangkendingshi24kbi18kjinjiagui。danshi18kjinyouyuyingdugao，jiagongnandubijiaogao，ziranjiagongfeijiugao，suoyiyudao18kjinbi24kjinguideqingkuangyeziranhenzhengchang。

       14K金和18K金的区别

       congshangmiankjinjieshaodangzhongzhidao14kjindehuangjinhanliang=58.5%，18kjindehuangjin=75%。14kjinhe18kjindequbiezuidazaiyuhanjinliangbutong。hanliangyuegaojiuyueruan，yuedijiuyueying，yinciyongyuxiangqianbaoshidekjinjibenshangshi18kjinhe14kjin，guoneiyibanshiyong18kjin，erguowaigengpianai14kjin。

       duiyutebiefuzadekuanshijianyiyong14kjin，yinweigengjiawengu。yibanlaishuo，14kjindejiagezaiguijinshuzhongxiangduibianyi，zhidiyebijiaoying，qiebuyishengxiu、buyifushi。18kjinhe14kjinyegengnengshengrenrenmenduigongyideyaoqiu，chuangzaochugengduoshounianqingrenxiaideshishangzaoxing。

       24K金和3D千足硬金区别

       24khe3dqianyingjinzaizhubaoshoushizhongdoushishuyuqianzujin，3dyingjinyingdushiputongqianzujinde4bei，chundurengranshiqianzujindechundu。

       3dyingqianzujinshiyongteshugongyishengchande，jiandandeshuojiushizaizhizuoguochengzhongpohuailehuangjindelizijiegou，shiqishiyingdubiandegenggao，tadehanjinliangdangranyeshiqianzujinde。3dyingqianzujindeyoudianshikezhongbijiaoqing，xiandebijiaoda。xiangduikuanshigengduo，gengxinying；quedianshi，tadejiageanggui（zhuyaoshibaohangongyidefeiyong），bunengcanyuyijiuhuanxin，bujubeibaozhichuzhidegongneng，zhinengzuoweishipinpeidai。zhoudafu，zhoushengshengdeng，doushiyikoujiaxiaoshou，dangranyejiubunenganjinjialaihengliangjiagele。

       用"k金"表示黄金的纯度

       yong“kjin”biaoshihuangquanchunduhuangjinshipintongchangfenweizujinyukjin。

       k(kai)jinshizhihuangjinyuyin、tongdengqitajinshuanyidingdebilichuheerchengdehejin，"k"shiguojishangyonglaibiaoshihuangjinchundu(jihanjinliang)defuhao。yibanlaishuo，kjinhanyinbiliyueduo，sezeyueqing。hantongbilida，zesezeweizihong。zaililunshangwomenbahanliang100%dejinchengwei24k （24kjinchangbeirenweishichunjin，chengfenwei100%，danshijihanliangwei99.99%，zhewei23.988k）；jisuanfangfawei100/24。

       guojiabiaozhun： guojiabiaozhungb11887-89guiding，meik（yingwencarat、dewenkaratdesuoxie，changxiezuo"k"）hanjinliangwei4.166666%，woguodekjinzaixinzhongguochuqishianmeikhanchunjin4.15%debiaozhunjisuande，1982nianyihou，yiyuguojibiaozhuntongyiqilai，meikhanjinliangwei4. 166%。 

       jisuankjinchengsedefangfa：chengse=kx4.166%

       8K=8X4.166%=33.328%（含金量为33.3%，国家标准为333‰）
       9K=9X4.166%=37.494%（含金量为37.5%，国家标准为375‰）
       10K=10X4.166%=41.660%（含金量为41.7%，国家标准为417‰）
       12K=12X4.166%=49.992%（含金量为50%，国家标准为500‰）
       14K=14X4.166%=58.324%（含金量为58.3%，国家标准为583‰）
       18K=18X4.166%=74.998%（含金量为75%，国家标准为750‰）
       20K=20X4.166%=83.320%（含金量为83.3%，国家标准为833‰）
       21K=21X4.166%=87.486%（含金量为87.5%，国家标准为875‰）
       22K=22X4.166%=91.652%（含金量为91.6%，国家标准为916‰）
       24k=24x4.166%=99.984%（hanjinliangwei99.9%，guojiabiaozhunwei999‰）

       shichangshangjiaoyidekjinduowei24 kjin、22 kjin、18 kjin、14 kjindengjizhong。zaililunshang100%dejincainengchengwei24kjin，danzaixianshizhongbukenengyou100%dehuangjin，suoyizhongguoguiding：hanliangdadao99.6%yishang（han99.6%）dehuangjincainengchengwei24kjin，zheijizhongkjinhanliangweishoushidetongyongguige，guojiaguidingdi9kdehuangjinshoushibunengchengzhiweihuangjinshoushi。