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About product and suppliers:
        Alibaba.com offers 1,984 metal support beams products. About 11% of these are steel channels, 2% are steel h-beams, and 1% are other fiberglass products. 

A wide variety of metal support beams options are available to you, such as aisi, astm, and jis. You can also choose from is perforated, not perforated. As well as from c channel, u channel. And whether metal support beams is q345, q235, or ss400. 

There are 1,994 metal support beams suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United Arab Emirates, and India, which supply 99%, 1%, and 1% of metal support beams respectively. 

Metal support beams products are most popular in Domestic Market, Southeast Asia, and North America. 

You can ensure product safety by selecting from certified suppliers, including 1,167 with ISO9001, 363 with Other, and 68 with ISO14001 certification.