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About product and suppliers:
        Alibaba.com offers 7,703 construction coupler products. About 35% of these are metal building materials, 16% are ladder & scaffolding parts, and 7% are scaffoldings. 

A wide variety of construction coupler options are available to you, such as female, welding. You can also choose from equal, reducing. As well as from casting, forged. And whether construction coupler is free samples, or paid samples. 

There are 7,703 construction coupler suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of construction coupler respectively. 

Construction coupler products are most popular in Mid East, Domestic Market, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 4,052 with ISO9001, 370 with Other, and 312 with ISO14001 certification.