Category Archives: General

Galling in Metallic Fasteners

What is thread galling?  Let’s answer first with a picture: Fig. 1 – Thread Galling  (American Fastener Journal, 10/18/02) In the above image, we can see obvious damage to this bolt’s threads, which at first glance appear to be from some sort of striking impact.  In fact, the condition we’re looking at is thread galling, […]

Silicon Bronze Fasteners

What are Silicon Bronze Fasteners?   Looking back in history, copper has been a staple material choice in human creations across most of our civilized past (and even before).  In fact, copper was the only metal known to humankind for over five thousand years, serving as the gateway discovery that catapulted us from our stone-age to […]