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About product and suppliers:
        Alibaba.com offers 2,335 6 inch pipe flange products. About 31% of these are pipe fittings, 21% are flanges, and 18% are plastic tubes. 

A wide variety of 6 inch pipe flange options are available to you, such as iso, din, and ansi. You can also choose from carbon steel, stainless steel, and plastic. As well as from free samples, paid samples. 

There are 2,335 6 inch pipe flange suppliers, mainly located in Asia. The top supplying countries or regions are China, India, and Canada, which supply 98%, 1%, and 1% of 6 inch pipe flange respectively. 

 inch pipe flange products are most popular in Southeast Asia, North America, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 963 with ISO9001, 451 with Other, and 174 with ISO14001 certification.