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About product and suppliers:
        Alibaba.com offers 1,204 half flange products. About 13% of these are pipe fittings, 9% are valves, and 3% are flanges. 

A wide variety of half flange options are available to you, such as carbon steel, stainless steel, and steel. You can also choose from din, ansi, and bs. As well as from welding, flange, and female. And whether half flange is free samples. 

There are 1,204 half flange suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of half flange respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 769 with ISO9001, 160 with Other, and 114 with ISO14001 certification.