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About product and suppliers:
        Alibaba.com offers 8,531 copper circle products. About 22% of these are copper alloy jewelry, 22% are earrings, and 2% are stainless steel sheets. 

A wide variety of copper circle options are available to you, such as heating, air condition or refrigerator, and underground. You can also choose from solid, stranded. As well as from enameled, pvc, and rubber. And whether copper circle is insulated, capillary tube, or plate. 

There are 8,531 copper circle suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of copper circle respectively. 

Copper circle products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 2,267 with ISO9001, 613 with Other, and 157 with ISO14001 certification.