Surface Roughness Testing

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M-1SurfaceRoughness TestingB-2M-25 x lZZZZZ12345maxRl= lteemI0lyRamxSU R F A C ERO U G H N E S STE S T I N GPost-travelPre-travelRoughness Parameters Commonly Used in ShortMean Roughness Ra (ISO 4287, DIN 4768)The mean Roughness Ra matches the arithmetical mean of the absolute values related to the profile deviation y within the reference length profile valley depth Rmax (DIN 4768)The max. profile valley depth Rmax counts for the most significant singleroughness depths Zi within the total length to ISO 4288 and DIN 4287 - Part 1, this parameter is also specified as Ry Roughness depth Rz DIN (DIN 4768)The mean Roughness depth Rz is the arithmetical mean of single roughnessdepths of successive sampling lengths to ISO 4287 and DIN 4762, the parameter Rz DIN is also

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  Surfaces, Testing, Roughness, Surface roughness testing