Cast steel grade shall be in accordance with ASTM A958/A958M Grade SC8620 class 80/50.
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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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Cast steel grade shall be in accordance with ASTM A958/A958M Grade SC8620 class 80/50.