a387 gr 91 nba
Mar 14, 2020 · Work Item s proposed revisions of this standard. Historical Version s view previous versions of standard. A Grade 11 Class 2. Alloy Steel ASTM A387 Gr. 91. We are stockists and suppliers of 3a87 A Alloy Steel Platesincluding grades 5, 9, 11, 22, 91, made from fully killed steel, used under elevated temperature conditions.