Bolts shall be pretensioned high-strength bolts conforming to ASTM F3125/F3125M Grades A325, A325M, A490, A490M, F1852, or F2280, unless other fasteners are permitted by a specific connection.
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AISC 358-22, Prequalified Connections for Special and Intermediate Steel Moment Frames for Seismic Applications
Last Updated 29 Oct 2026
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Bolts shall be pretensioned high-strength bolts conforming to ASTM F3125/F3125M Grades A325, A325M, A490, A490M, F1852, or F2280, unless other fasteners are permitted by a specific connection.