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About product and suppliers:
        Alibaba.com offers 246 ductile iron puddle flange products. About 57% of these are pipe fittings, 15% are flanges. 

A wide variety of ductile iron puddle flange options are available to you, such as carbon steel, alloy steel, and stainless steel. You can also choose from ansi, iso, and din. As well as from equal, reducing, and round. And whether ductile iron puddle flange is forged, or casting. 

There are 246 ductile iron puddle flange suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Egypt, which supply 97%, 1%, and 1% of ductile iron puddle flange respectively. 

Ductile iron puddle flange products are most popular in Mid East, Africa, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 215 with ISO9001, 85 with Other, and 41 with ISO14001 certification.