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About product and suppliers:
            18,901 china round hollow section products are offered for sale by suppliers on Alibaba.com, of which steel pipes accounts for 92%, aluminum profiles accounts for 1%. 

A wide variety of china round hollow section options are available to you, such as erw, hot rolled, and cold rolled. You can also choose from 20#, st37, and 10# china round hollow section, as well as from structure pipe, fluid pipe, and oil pipe china round hollow section, and whether china round hollow section is api, jis, or bs. 

There are 18,901 suppliers who sells china round hollow section on Alibaba.com, mainly located in Asia. The top countries of suppliers are Vietnam, China, and Malaysia, from which the percentage of china round hollow section supply is 1%, 99%, and 1% respectively.