W18x50 W18x50 Wide-flange shape W460x74 I 74.408 457.2 190.5 14.478 9.017 10.211 9467 74.3185 333430958 1458578 1653475 187.6676 16712410 175458 272019 42.0151 490070 818919666682 1.6408 Pending verification – nominal dimensions entered by the application developer ASTM A6/A6M and AISC Shapes Database (W-shapes) 2026-10-12 UNVERIFIED Dimensions converted from the inch values of the AISC shapes database (d, bf, tw, tf, kdes; root radius = kdes − tf). Nominal weight 50 lb/ft. Verify against ASTM A6/A6M and the AISC Steel Construction Manual before design use.