en41b steel round bar
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SACM645 Steel Round Bar
SACM645 steel is defined as Cr-M0-Al Nitriding steel as per JIS G4053 Standard.It has excellent wear resistance,high surface hardness and fatigue strength after nitriding.This material is generally supplied in annealed condition.SACM645 is usually used for high precision machine parts,typical use are cylinder lining, compressor parts,and hydraulic parts.
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