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About product and suppliers:
        Alibaba.com offers 34,124 mill certificate steel products. About 54% of these are steel pipes, 3% are steel sheets, and 3% are steel round bars. 

A wide variety of mill certificate steel options are available to you, such as 10#, 20#, and a53(a,b). You can also choose from aisi, api, and din. As well as from boiler plate, structure pipe, and ship plate. And whether mill certificate steel is hot rolled, cold drawn, or cold rolled. 

There are 34,109 mill certificate steel suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 99%, 1%, and 1% of mill certificate steel respectively. 

Mill certificate steel products are most popular in Southeast Asia, Domestic Market, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 12,131 with ISO9001, 2,731 with Other, and 1,270 with ISO14001 certification.