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About product and suppliers:
        Alibaba.com offers 657 metal expandable barrier products. About 54% of these are traffic barrier, 22% are fencing, trellis & gates. 

A wide variety of metal expandable barrier options are available to you, such as expanded mesh, welded mesh. You can also choose from fence mesh, construction wire mesh. As well as from square, hexagonal. And whether metal expandable barrier is free samples, or paid samples. 

There are 664 metal expandable barrier suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Singapore, and Hong Kong, which supply 98%, 1%, and 1% of metal expandable barrier respectively. 

Metal expandable barrier products are most popular in North America, Western Europe, and Oceania. 

You can ensure product safety by selecting from certified suppliers, including 274 with ISO9001, 112 with Other, and 72 with ISO14001 certification.