Astm A307 Anchor Bolts Specifications __exclusive__ Direct

Threads for ASTM A307 bolts must conform to the thread series.

ASTM A307 is one of the most widely cited standards for fasteners in the construction industry. It governs the mechanical and chemical properties of carbon steel bolts, studs, and threaded rods ranging in diameter from 1/4 inch to 4 inches. astm a307 anchor bolts specifications

ASTM A307 fasteners are supplied in various finishes to meet environmental requirements: Threads for ASTM A307 bolts must conform to

| Standard | Typical Use | Strength (min yield) | |----------|-------------|----------------------| | | General light anchoring | ~36 ksi | | ASTM F1554 Grade 36 | Structural anchors | 36 ksi (better ductility & bend testing) | | ASTM F1554 Grade 55 | Medium-strength anchors | 55 ksi | | ASTM F1554 Grade 105 | High-strength anchors | 105 ksi | | ASTM A449 | Higher strength (similar to Grade 5) | 92 ksi (1" dia) | ASTM A307 fasteners are supplied in various finishes

Designed specifically for flanged joints in piping systems, particularly those with cast iron flanges. These have a controlled tensile range between 60 and 100 ksi .

¾" dia x 12" long ASTM A307 Grade A anchor bolt, L-bend 4" leg, UNC threads, plain finish.