Standard Specification for Anchor Bolts, Steel, 36, 55, and 105-ksi Yield Strength
1.1 This specification covers straight and bent, headed and headless, carbon, carbon boron, alloy, or high-strength low-alloy steel anchor bolts. The anchor bolts are furnished in three strength grades, two thread classes, and in the sizes specified in Section 4.
1.2 The anchor bolts are intended for anchoring structural supports to concrete foundations. Such structural supports include building columns, column supports for highway signs, street lighting and traffic signals, steel bearing plates, and similar applications.
1.3 Supplementary requirements are included to provide for Grade 55 weldable steel, permanent manufacturers and grade identification, and impact properties for Grades 55 and 105.
1.4 Zinc coating requirements are included in Section 7 for applications requiring corrosion protection.
1.5 The recommended grade and style of nut and washer are included in 6.6 and 6.7 for each grade.
1.6 This specification does not cover the requirements for mechanical expansion anchors, powder-activated nails or studs, or anchor bolts fabricated from deformed bar.
1.7 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
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