Material Tensile Strength Corrosion Resistance Relative Strength Magnetic Weldable Max Temp Common Grades
Corrosion Resistance and Relative Strength bars are rated on a 1–5 scale for quick comparison. Actual performance varies by environment, coating, and application.
Weldable: Refers to the fastener material after delivery. Hot-dip galvanized and alloy steel should not be welded after coating or heat treatment.
Always consult engineering specifications for structural, safety-critical, or high-load applications.

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