Tag Archives: heading

Headed F1554 Anchor Bolts

Do headed F1554 anchor bolts have a standard hex head or a heavy hex head?

ASTM F1554 does not specify whether the headed configuration is to be a standard hex pattern or heavy hex. There are three primary configurations covered by the ASTM F1554 specification which include straight rods, bent anchor bolts, and forged headed anchor bolts. Whether or not a headed anchor has a standard hex head or a heavy hex head can differ depending on the application. Since the... Read more

How a Bolt Head is Formed

How is a bolt head formed?

What many people do not realize is that the head of a bolt is formed by heating the end of a piece of steel round bar and then forging (reshaping) the heated end into a head. The head is not welded on or otherwise “attached” to the end of the round bar. For example, the... Read more