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About product and suppliers:
        Alibaba.com offers 1,898,562 day union products. About 1% of these are pipe fittings. 

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

There are 1,898,562 day union suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of day union respectively. 

Day union products are most popular in North America, Western Europe, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 263,050 with ISO9001, 192,823 with Other, and 52,962 with ISO14001 certification.