MS90508 (NOTICE 1), MILITARY STANDARD: W SHAPES (H BEAM), STRUCTURAL STEEL, CARBON, MEDIUM (01 JUN 1993) [NO SUPERSEDING DOCUMENT].
MS90508 (NOTICE 1), MILITARY STANDARD: W SHAPES (H BEAM), STRUCTURAL STEEL, CARBON, MEDIUM (01 JUN 1993) [NO SUPERSEDING DOCUMENT].