
Laser Marking Stainless Steel: Alloy, Finish and Inspection
Stainless steel marking starts with more than the word “stainless.” The grade, surface finish and intended use should travel with the part drawing.
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50 practical guides to choosing a process, specifying a mark and preparing parts for production.

Stainless steel marking starts with more than the word “stainless.” The grade, surface finish and intended use should travel with the part drawing.
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Bare aluminum parts need a marking plan that reflects the alloy, surface condition and any finishing that will happen after identification is applied.
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Anodized aluminum often carries logos and identification. The anodizing details and acceptable surface changes should be clear before production begins.
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Titanium marking should be reviewed against the part’s design requirements. A readable identifier is only one part of an acceptable result.
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Brass and copper components can have very different shapes, finishes and uses. A useful inquiry identifies the exact part rather than requesting a generic metal mark.
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Painted parts need a clear definition of the allowed change to the coating. Appearance, exposed material and later touch-up should be resolved in advance.
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