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About product and suppliers:
        Alibaba.com offers 60,445 steel roof structure products. About 18% of these are steel structures, 7% are prefab houses, and 1% are warehouses. 

A wide variety of steel roof structure options are available to you, such as aisi, astm, and gb. You can also choose from steel structure platform, frame part, and steel workshop. As well as from light, heavy. And whether steel roof structure is free samples, or paid samples. 

There are 60,383 steel roof structure suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United Arab Emirates, and India, which supply 99%, 1%, and 1% of steel roof structure respectively. 

Steel roof structure products are most popular in Africa, Domestic Market, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 18,659 with ISO9001, 4,220 with Other, and 3,628 with ISO14001 certification.