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High Speed Steel (HSS) Rolls for Bar Mill1
Metallic Processing MachineryRollsMill Rolls
Camet Metallurgical Technologies Co., Ltd.
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Product Description We can provide the full ranges of rolls for the Bar & Wire mills, covering roughing rolls, intermediate rolls and finishing rolls.High speed steel rollProperties The shell is a high carbon alloy steel containing Cr,Mo,W,V and Nb.The Microstructure consists of complex carbides embedded in atempered martensitic matrix.Control of the carbon and a complex heat treatment allows the optimization of wear resistance,thermal fatigueresistance and oxide film formation,whilst maintaining low residual stress values. Chemical AnalysisCodeHSCCSiMnNiCrMoVWHSS75~951.5/2.00.3/1.00.4/1.20.0/1.53.0/8.02.0/8.02.0/9.00.0/8.0S-HSS75~950.6/1.20.8/1.50.5/1.00.2/1.23.0/9.02.0/5.00.4/3.00.0/3.0Physical Properties propertiesBarrelNick/corel - SG cast ironTensile strength (N/mm2)≥760≥760Bending strength (N/mm2)770~1020425~500 Microstructure Tempered martensite + small percentage bainite + carbide Application Work rolls for roughing stands and front finishing stands of strip mill, work rolls for cold strip mill
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