18KRGP What is this?
Category: jewelry watch gold and silver
Question:
18KRGP how is a kind of alloy?
Answer:
now, within the industry as a substrate with copper plating 18K gold jewelry all call 18KRGP, were previously known as 18KGP.
18KRGP是什么？
分类:首饰钟表 金银
问题:
18KRGP是一种怎么样的合金？
回答:
现在，行业内把以铜为底材电镀18K金的饰品都叫18KRGP，以前都是叫18KGP.
2005-12-13