As described in an earlier blog, 5/8" Diameter Askew Head Bolt published on July 20, 2013, in new construction embedded Wedge Inserts will require 3/4" diameter Askew Head Bolts. The only time a project requires 5/8" diameter Askew Head Bolts is during a renovation where the Wedge Inserts are pre-existing. Usually this would be a structure constructed prior to approximately 1970.
Steel Manufacturing Blog: Keeping it Steel
The charts below show the results of tests that were performed on our wedge inserts on October 23, 2007. As a note, these results are for reference only. This is not a test of wedge inserts currently in stock and should not be considered as an accurate representation of the current wedge inserts in stock.
Wedge Inserts are also known as Relieving Angle Inserts, Shelf Angle Inserts, Malleable Iron Inserts and Lintel Inserts. The photos and drawings in this article will provide an idea of what they are. To see additional photos and catalog listings click here