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About product and suppliers:
        Alibaba.com offers 601 collar pipe fittings products. About 50% of these are pipe fittings, 2% are hydraulic parts. 

A wide variety of collar pipe fittings options are available to you, such as iron, stainless steel, and carbon steel. You can also choose from cross, coupling, and flange. As well as from female, welding, and male. And whether collar pipe fittings is equal, reducing, or round. 

There are 601 collar pipe fittings suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of collar pipe fittings respectively. 

Collar pipe fittings products are most popular in Mid East, Southeast Asia, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 315 with Other, 218 with ISO9001, and 32 with ISO14001 certification.