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About product and suppliers:
        Alibaba.com offers 10,021 iron square bar products. About 8% of these are stainless steel bars, 4% are steel pipes, and 1% are square steel. 

A wide variety of iron square bar options are available to you, such as astm, aisi, and jis. You can also choose from square, round, and flat. As well as from iso, sgs, and bv. And whether iron square bar is free samples, or paid samples. 

There are 10,021 iron square bar suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of iron square bar respectively. 

Iron square bar products are most popular in North America, Mid East, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 1,813 with ISO9001, 402 with Other, and 380 with ISO14001 certification.