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Specify stainless fastener passivation with alloy, preparation, treatment, verification and traceable lot records using the applicable standards.

Plan fastener tensile testing with the applicable standard, specimen type, test setup, acceptance criteria and traceable reporting.

Use a documented acceptance-sampling plan for fastener lots, define defect classes and avoid treating AQL as a guaranteed defect rate.

Understand when RoHS and REACH apply to fasteners in electrical equipment, what evidence to request, and how to control supplier declarations.

Select and report Rockwell fastener hardness tests using correct scales, sample locations, verification and product standards.

Plan fastener dimensional inspection using the right gauges, calipers, micrometers, calibration, sampling and drawing datums.