我国铜及铜合金分类习惯按色泽分类,一般分为四大类:

China's copper and copper alloy classification habits according to color classification, generally divided into four categories:

1、 紫铜：系指纯铜，主要品种有无氧铜、紫铜、磷脱氧铜、银铜； 锻铜工艺品中多为紫铜。。

1, copper: refers to pure copper, the main varieties are oxygen free copper, copper, phosphorus, copper, silver, copper, copper and copper products are mostly copper..

2、 黄铜：系指铜与锌为基础的合金，又可细分为简单黄铜和复杂黄铜，复杂黄铜中又以第三组元冠名为镍黄铜、硅黄铜等；紫铜1.jpg。

2, brass: refers to copper and zinc based alloy, and can be subdivided into simple brass and complex brass, complex brass in third groups of elements named nickel, brass, silicon, brass, etc., red copper 1.jpg.

3、 青铜：系指除铜镍、铜锌合金以外的铜基合金，主要品种有锡青铜、铝青铜、特殊青铜青铜.jpg

3, bronze: refers to in addition to copper, nickel, copper, zinc alloy other than copper based alloy, the main varieties are tin bronze, aluminum bronze, special bronze bronze,.Jpg

4、 白铜：系指铜镍系合金；

4, paktong: refers to copper nickel alloy;