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About product and suppliers:
        Alibaba.com offers 29,297 welded coupling products. About 45% of these are pipe fittings, 1% are shaft couplings, and 1% are hydraulic parts. 

A wide variety of welded coupling options are available to you, such as plastic, stainless steel, and steel. You can also choose from coupling, flange, and union. As well as from casting, forged. And whether welded coupling is equal, or reducing. 

There are 29,297 welded coupling suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of welded coupling respectively. 

Welded coupling products are most popular in Mid East, Southeast Asia, and South America. 

You can ensure product safety by selecting from certified suppliers, including 13,594 with ISO9001, 7,318 with Other, and 3,000 with ISO14001 certification.