ASTM A572/A572M-21 High-Strength Low-Alloy Columbium-Vanadium Structural Steel
Five classes of high-strength low-alloy structural steel forms, plates, sheet piling, and bars are covered by ASTM A572/A572M-21. The grades 42 (290), 50 (345), and 55 (380) are for riveted, bolted, or welded buildings, respectively. The grades 60 (415) and 65 (450) are designed for riveted or bolted bridge construction. The final results of this method are displayed keeping in view the international standards and inch-pound units.
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