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About product and suppliers:
        Alibaba.com offers 969 copper valve cap products. About 24% of these are other auto parts, 2% are valves, and 1% are valve caps. 

A wide variety of copper valve cap options are available to you, such as free samples, paid samples. 

There are 888 copper valve cap suppliers, mainly located in Asia. The top supplying countries or regions are China, Taiwan, China, and Hong Kong S.A.R., which supply 98%, 1%, and 1% of copper valve cap respectively. 

Copper valve cap products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 384 with ISO9001, 36 with Other, and 29 with ISO14001 certification.