SAE Standards Works
Sheet and Strip Steel Committee
J911 - Surface Roughness and Peak Count Measurement of Cold-Rolled Sheet Steel
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Alan Darrell Pearson
Surface Roughness and Peak Count Measurement of Cold-Rolled Sheet Steel
This SAE Recommended Practice describes a method for measuring roughness average (R<sub>a</sub>) and Peak count (PC) of the surface of cold-rolled steel sheet.<p>The method includes a system for equipment configuration, calibration, and procedures for determining average surface roughness, R<sub>a</sub> (μ or μin), and average peak count, PC (peaks per cm or peaks per inch) on cold-rolled steel sheet surfaces.
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