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About product and suppliers:
        Alibaba.com offers 1,348 bw flange products. About 27% of these are pipe fittings, 11% are flanges. 

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

There are 1,348 bw flange suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of bw flange respectively. 

Bw flange products are most popular in Mid East, Southeast Asia, and North America. 

You can ensure product safety by selecting from certified suppliers, including 1,095 with Other, 954 with ISO9001, and 222 with ISO14001 certification.