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Roll Is An Important Part Of A Rolling Mill On A Steel Mill.
Thu Aug 10, 2017 12:25
36.24.26.186

Roll Is An Important Part Of A Rolling Mill On A Steel Mill.Rolls Used In Common Cold Rolls Include 9Cr, 9Cr2,9Crv, 8CrMoV And So On. The Cold Rolls Require Surface Quenching And The Hardness Is HS45~105,Shaft Forging url:http://www.freeforgingchina.com

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