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About product and suppliers:
        Alibaba.com offers 92,880 carbon steel flange products. About 29% of these are flanges, 1% are other machinery & industry equipment, and 1% are stainless steel sheets. 

A wide variety of carbon steel flange options are available to you, such as carbon steel, stainless steel. You can also choose from din, asme, and ansi. As well as from standard, nonstandard. And whether carbon steel flange is free samples, or paid samples. 

There are 91,732 carbon steel flange suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Hong Kong, which supply 98%, 1%, and 1% of carbon steel flange respectively. 

Carbon steel flange products are most popular in Mid East, Domestic Market, and South America. 

You can ensure product safety by selecting from certified suppliers, including 45,990 with ISO9001, 20,991 with Other, and 6,884 with ISO14001 certification.