ASTM F2413 Safety Footwear Explained
ASTM F2413-18 defines the marking stamped inside every rated boot, and reading that multi-line code is the difference between compliant footwear and a failed audit. The standard superseded the older ANSI Z41. This guide decodes the marking, every supplemental code (EH, PR, MT, SD), and a worked example for an electrician.
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