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About product and suppliers:
        Alibaba.com offers 258,958 flange products. About 6% of these are flanges, 1% are flange. 

A wide variety of flange options are available to you, such as stainless steel, carbon steel, and alloy steel. You can also choose from asme, iso, and din. As well as from free samples, paid samples. 

There are 257,639 flange suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 98%, 1%, and 1% of flange respectively. 

Flange products are most popular in North America, Domestic Market, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 105,314 with ISO9001, 43,500 with Other, and 20,042 with ISO14001 certification.