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About product and suppliers:
        Alibaba.com offers 836 square flange nuts products. About 32% of these are nuts. 

A wide variety of square flange nuts options are available to you, such as free samples. 

There are 836 square flange nuts suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of square flange nuts respectively. 

Square flange nuts products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 489 with ISO9001, 174 with ISO14001, and 126 with ISO/TS16949 certification.