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Pinghu Xinye Fasteners Co.,Ltd.
Date:2015/9/16    Author:admin    Hits:5798 

This standard specifies the size of the hot rolling or forging high quality carbon structural steel, appearance, weight and allowable deviation, technical requirements, test methods, inspection rules, package, mark and quality certificate, etc. This standard applies to diameter or thickness is not more than 250 mm high quality carbon structural steel bars. The supply and demand both sides talks things over, can also provide greater than 250 mm diameter or thickness of high quality carbon structural steel bar. Grades and chemical composition of stated in this standard applies to steel ingot, billet and its products.

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